diff --git a/.gitignore b/.gitignore
index dc20a3b598478ac8598ca98537ed0c9ff0a77c17..4e1c2ee140704d94ff3dd073dfd66c16f33ba10c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,53 +33,25 @@
 bin/*
 bin-release/*
 bin-debug/*
-bin-gcc-release/*
-bin-gcc-debug/*
-bin-llvm-release/*
-bin-llvm-debug/*
 lib/*
 lib-release/*
 lib-debug/*
-lib-gcc-release/*
-lib-gcc-debug/*
-lib-llvm-release/*
-lib-llvm-debug/*
 doc/*
 **/bin
 **/bin-release
 **/bin-debug
-**/bin-gcc-release
-**/bin-gcc-debug
-**/bin-llvm-release
-**/bin-llvm-debug
 **/doc
 **/obj
 **/obj-release
 **/obj-debug
-**/obj-gcc-release
-**/obj-gcc-debug
-**/obj-llvm-release
-**/obj-llvm-debug
 **/lib
 **/lib-release
 **/lib-debug
-**/lib-gcc-release
-**/lib-gcc-debug
-**/lib-llvm-release
-**/lib-llvm-debug
 **/test-bin
 **/test-bin-release
 **/test-bin-debug
-**/test-bin-gcc-release
-**/test-bin-gcc-debug
-**/test-bin-llvm-release
-**/test-bin-llvm-debug
 **/test-obj
-**/test-obV-release
+**/test-obj-release
 **/test-obj-debug
-**/test-obj-gcc-release
-**/test-obj-gcc-debug
-**/test-obj-llvm-release
-**/test-obj-llvm-debug
 
 **/CppUnitTestResults.xml
diff --git a/aarbology2/makefile b/aarbology2/makefile
index 86b9297beebcf1e206157237a9817c144fe87202..52823c7b2c5565c4fde06f86ad2611e9f753c9e1 100644
--- a/aarbology2/makefile
+++ b/aarbology2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/acast2/makefile b/acast2/makefile
index 924ac432c6e7039d6fa03a59cbdae3f49e8f4f83..eec63ae23f4c572b272a2f76b63984474a3437d5 100644
--- a/acast2/makefile
+++ b/acast2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/acompaction2/makefile b/acompaction2/makefile
index 5e7ce1889de08f1893250e6215350c316540fde5..315605dc16c3b1cd733d267b873063112ae89b8f 100644
--- a/acompaction2/makefile
+++ b/acompaction2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/acompare2/makefile b/acompare2/makefile
index 3f198f6d3fc13f367823cc5d4c7f04060348fd9f..8fc31a2adc5703972a1662ee229ae5399dc5a82f 100644
--- a/acompare2/makefile
+++ b/acompare2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aconversions2/makefile b/aconversions2/makefile
index d0275b85bf644e87801c525a0456696d41cc1dd4..2ce98f605a571fece81a5cdb5464eba7d20b1717 100644
--- a/aconversions2/makefile
+++ b/aconversions2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aconvert2/makefile b/aconvert2/makefile
index c93b8d833f7f4a5b54c851b34c7325b79f849f30..ed1f3be065f9b666d9fff2ac01e0e6e9720a550e 100644
--- a/aconvert2/makefile
+++ b/aconvert2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aderivation2/makefile b/aderivation2/makefile
index 6bfd04eceb5cf5096b8fb3ea8bf53b3414bbe6e2..b87bd5aee27276718f4c8faa15fca1919c2d3c50 100644
--- a/aderivation2/makefile
+++ b/aderivation2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/adeterminize2/makefile b/adeterminize2/makefile
index 82439d7f96ca7cdd3848438185c460c106ec120a..f149733ccbc2e12deccbdc68d348bf14d9926dbb 100644
--- a/adeterminize2/makefile
+++ b/adeterminize2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aecho2/makefile b/aecho2/makefile
index 3cd763c3f6fe2e012e7dfd25a0869ddfb459efff..3276d52e881f3a08f4d5dfe3e7f9e9ff6453bfe7 100644
--- a/aecho2/makefile
+++ b/aecho2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aepsilon2/makefile b/aepsilon2/makefile
index a92fcd6899ef1d8e23d431b5eead55c68be0b24d..7e0647cb06f1f34345c498c47a99e922db150a3d 100644
--- a/aepsilon2/makefile
+++ b/aepsilon2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/agenerate2/makefile b/agenerate2/makefile
index ef0d0671ee9b8e99c4f618687700320ddb64893a..22d8da9402b611066b1b9f08a895de9a98872edf 100644
--- a/agenerate2/makefile
+++ b/agenerate2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/aintegral2/makefile b/aintegral2/makefile
index 1dfd2a7a37115a6be57cde5ecea06b8a177e06f4..6a47f8921e37c8ccbb14b83123282276b66a05cf 100644
--- a/aintegral2/makefile
+++ b/aintegral2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/alangop2/makefile b/alangop2/makefile
index 92c8a3d0a15eb8fef9d3c2eb7c20e47effaf4afa..81e29f0025c5f1e5c6be52011fd2666813f18d41 100644
--- a/alangop2/makefile
+++ b/alangop2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/alib2algo/makefile b/alib2algo/makefile
index 844c8863c09bbb1ada64ffb95c30f6d80068bdac..4022bc70022936ecbdc4eca1c79611034f37444f 100644
--- a/alib2algo/makefile
+++ b/alib2algo/makefile
@@ -9,27 +9,21 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -rdynamic -shared -lxml2
-LLVM_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_DEBUG:= -Llib-gcc-debug -L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_DEBUG:= -Llib-llvm-debug -L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -rdynamic -shared -lxml2
+TEST_LDFLAGS_DEBUG:= -Llib-debug -L../alib2std/lib-debug -L../alib2data/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -rdynamic -shared -lxml2
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_RELEASE:= -Llib-gcc-release -L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_RELEASE:= -Llib-llvm-release -L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -rdynamic -shared -lxml2
+TEST_LDFLAGS_RELEASE:= -Llib-release -L../alib2std/lib-release -L../alib2data/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lcppunit -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
-TEST_OBJECTS_GCC_DEBUG:=$(patsubst test-src/%.cpp, test-obj-gcc-debug/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_DEBUG:=$(patsubst test-src/%.cpp, test-obj-llvm-debug/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
+TEST_OBJECTS_DEBUG:=$(patsubst test-src/%.cpp, test-obj-debug/%.o, $(shell find test-src/ -name *cpp))
+
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
+TEST_OBJECTS_RELEASE:=$(patsubst test-src/%.cpp, test-obj-release/%.o, $(shell find test-src/ -name *cpp))
+
+.PHONY: all build-debug build-tests-debug clean-debug doc
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-TEST_OBJECTS_GCC_RELEASE:=$(patsubst test-src/%.cpp, test-obj-gcc-release/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_RELEASE:=$(patsubst test-src/%.cpp, test-obj-llvm-release/%.o, $(shell find test-src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release build-tests-gcc-debug build-tests-llvm-debug build-tests-gcc-release build-tests-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
 
 all:
 	@echo "What to do master?"
@@ -38,16 +32,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -100,16 +84,6 @@ test-obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst test-obj-%-release/,%,$(patsubst test-obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -121,7 +95,7 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	export NEW_LINE$${NEW_LINE}\
 	$${NEW_LINE}\
-	CXXFLAGS:= -std=c++11 \$$(CXX_OTHER_FLAGS) -c -Wall -pedantic -Wextra -Werror -fPIC -I/usr/include/libxml2/ -I../../\$$(DEPTH)alib2std/src/ -I../../\$$(DEPTH)alib2data/src/ -I../../\$$(DEPTH)alib2algo/src/$${NEW_LINE}\
+	CXXFLAGS:= -std=c++11 \$$(CXX_OTHER_FLAGS) -c -Wall -pedantic -Wextra -Werror -fPIC -I/usr/include/libxml2/ -I../\$$(DEPTH)src/ -I../../\$$(DEPTH)alib2std/src/ -I../../\$$(DEPTH)alib2data/src/$${NEW_LINE}\
 	$${NEW_LINE}\
 	SOURCES:= \$$(shell find ../\$$(DEPTH)\$$(SOURCES_BASE_DIR)/\$$(SRCDIR) -maxdepth 1 -type f -name \"*.cpp\")$${NEW_LINE}\
 	DEPENDENCIES:= \$$(patsubst ../\$$(DEPTH)\$$(SOURCES_BASE_DIR)/\$$(SRCDIR)%.cpp, ../\$$(DEPTH)\$$(OBJECTS_BASE_DIR)/\$$(SRCDIR)%.d, \$$(SOURCES))$${NEW_LINE}\
@@ -158,153 +132,89 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: unit-test-gcc-debug
-
-llvm-debug: unit-test-llvm-debug
-
-gcc-release: unit-test-gcc-release
+debug: unit-test-debug
 
-llvm-release: unit-test-llvm-release
+release: unit-test-release
 
-gcc-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-llvm-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
-
-gcc-test: unit-test-gcc-debug unit-test-gcc-release
+test: unit-test-debug unit-test-release
 
-llvm-test: unit-test-llvm-debug unit-test-llvm-release
 
 
-
-lib-gcc-debug/$(LIBRARY): $(OBJECTS_GCC_DEBUG) obj-gcc-debug/
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-lib-llvm-debug/$(LIBRARY): $(OBJECTS_LLVM_DEBUG) obj-llvm-debug/
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-lib-gcc-release/$(LIBRARY): $(OBJECTS_GCC_RELEASE) obj-gcc-release/
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-lib-llvm-release/$(LIBRARY): $(OBJECTS_LLVM_RELEASE) obj-llvm-release/
-	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-llvm-debug/: FORCE obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-obj-gcc-release/: FORCE obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-obj-llvm-release/: FORCE obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
+$(OBJECTS_DEBUG): obj-debug/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+$(OBJECTS_RELEASE): obj-release/
 
 
-build-gcc-debug: lib-gcc-debug/$(LIBRARY)
+build-debug: lib-debug/$(LIBRARY)
 
-build-llvm-debug: lib-llvm-debug/$(LIBRARY)
+build-release: lib-release/$(LIBRARY)
 
-build-gcc-release: lib-gcc-release/$(LIBRARY)
 
-build-llvm-release: lib-llvm-release/$(LIBRARY)
 
-
-
-test-bin-gcc-debug/$(TESTBIN): lib-gcc-debug/$(LIBRARY) $(TEST_OBJECTS_GCC_DEBUG) test-obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_DEBUG) -o $@ $(TEST_GCC_LDFLAGS_DEBUG)
-
-test-bin-llvm-debug/$(TESTBIN): lib-llvm-debug/$(LIBRARY) $(TEST_OBJECTS_LLVM_DEBUG) test-obj-llvm-debug/
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_LLVM_DEBUG) -o $@ $(TEST_LLVM_LDFLAGS_DEBUG)
+	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
 
-test-bin-gcc-release/$(TESTBIN): lib-gcc-release/$(LIBRARY) $(TEST_OBJECTS_GCC_RELEASE) test-obj-gcc-release/
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_RELEASE) -o $@ $(TEST_GCC_LDFLAGS_RELEASE)
-
-test-bin-llvm-release/$(TESTBIN): lib-llvm-release/$(LIBRARY) $(TEST_OBJECTS_LLVM_RELEASE) test-obj-llvm-release/
-	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_LLVM_RELEASE) -o $@ $(TEST_LLVM_LDFLAGS_RELEASE)
-
-
-
-test-obj-gcc-debug/: FORCE test-obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-llvm-debug/: FORCE test-obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-gcc-release/: FORCE test-obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-test-obj-llvm-release/: FORCE test-obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-
-$(TEST_OBJECTS_GCC_DEBUG): test-obj-gcc-debug/
-
-$(TEST_OBJECTS_LLVM_DEBUG): test-obj-llvm-debug/
+	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)
 
-$(TEST_OBJECTS_GCC_RELEASE): test-obj-gcc-release/
 
-$(TEST_OBJECTS_LLVM_RELEASE): test-obj-llvm-release/
 
+test-obj-debug/: FORCE | test-obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
+test-obj-release/: FORCE | test-obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-build-tests-gcc-debug: test-bin-gcc-debug/$(TESTBIN)
 
-build-tests-llvm-debug: test-bin-llvm-debug/$(TESTBIN)
 
-build-tests-gcc-release: test-bin-gcc-release/$(TESTBIN)
+$(TEST_OBJECTS_DEBUG): test-obj-debug/
 
-build-tests-llvm-release: test-bin-llvm-release/$(TESTBIN)
+$(TEST_OBJECTS_RELEASE): test-obj-release/
 
 
 
-unit-test-gcc-debug: build-tests-gcc-debug
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-debug;../alib2data/lib-gcc-debug;lib-gcc-debug" test-bin-gcc-debug/$(TESTBIN)
+build-tests-debug: test-bin-debug/$(TESTBIN)
 
-unit-test-llvm-debug: build-tests-llvm-debug
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-debug;../alib2data/lib-llvm-debug;lib-llvm-debug" test-bin-llvm-debug/$(TESTBIN)
+build-tests-release: test-bin-release/$(TESTBIN)
 
-unit-test-gcc-release: build-tests-gcc-release
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-release;../alib2data/lib-gcc-release;lib-gcc-release" test-bin-gcc-release/$(TESTBIN)
 
-unit-test-llvm-release: build-tests-llvm-release
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-release;../alib2data/lib-llvm-release;lib-llvm-release" test-bin-llvm-release/$(TESTBIN)
 
+unit-test-debug: build-tests-debug
+	LD_LIBRARY_PATH="../alib2std/lib-debug;../alib2data/lib-debug;lib-debug" test-bin-debug/$(TESTBIN)
 
+unit-test-release: build-tests-release
+	LD_LIBRARY_PATH="../alib2std/lib-release;../alib2data/lib-release;lib-release" test-bin-release/$(TESTBIN)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d lib-gcc-debug obj-gcc-debug test-bin-gcc-debug test-obj-gcc-debug CppUnitTestResults.xml
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d lib-llvm-debug obj-llvm-debug test-bin-llvm-debug test-obj-llvm-debug CppUnitTestResults.xml
 
-clean-gcc-release:
-	$(RM) -r *.o *.d lib-gcc-release obj-gcc-release test-bin-gcc-release test-obj-gcc-release CppUnitTestResults.xml
+clean-debug:
+	$(RM) -r *.o *.d lib-debug obj-debug test-bin-debug test-obj-debug CppUnitTestResults.xml
 
-clean-llvm-release:
-	$(RM) -r *.o *.d lib-llvm-release obj-llvm-release test-bin-llvm-release test-obj-llvm-release CppUnitTestResults.xml
+clean-release:
+	$(RM) -r *.o *.d lib-release obj-release test-bin-release test-obj-release CppUnitTestResults.xml
 
 
 
diff --git a/alib2data/makefile b/alib2data/makefile
index d2b0ee7fbd9364378718d966b29353f471bd14db..840b6ee040b858f646816f2f1f184d24bb2204ce 100644
--- a/alib2data/makefile
+++ b/alib2data/makefile
@@ -9,27 +9,19 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-gcc-debug -rdynamic -shared -lxml2
-LLVM_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-llvm-debug -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_DEBUG:= -Llib-gcc-debug -L../alib2std/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_DEBUG:= -Llib-llvm-debug -L../alib2std/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
+LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-debug -rdynamic -shared -lxml2
+TEST_LDFLAGS_DEBUG:= -Llib-debug -L../alib2std/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -rdynamic -shared -lxml2
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_RELEASE:= -Llib-gcc-release -L../alib2std/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_RELEASE:= -Llib-llvm-release -L../alib2std/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -rdynamic -shared -lxml2
+TEST_LDFLAGS_RELEASE:= -Llib-release -L../alib2std/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lcppunit -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
-TEST_OBJECTS_GCC_DEBUG:=$(patsubst test-src/%.cpp, test-obj-gcc-debug/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_DEBUG:=$(patsubst test-src/%.cpp, test-obj-llvm-debug/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
+TEST_OBJECTS_DEBUG:=$(patsubst test-src/%.cpp, test-obj-debug/%.o, $(shell find test-src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-TEST_OBJECTS_GCC_RELEASE:=$(patsubst test-src/%.cpp, test-obj-gcc-release/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_RELEASE:=$(patsubst test-src/%.cpp, test-obj-llvm-release/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
+TEST_OBJECTS_RELEASE:=$(patsubst test-src/%.cpp, test-obj-release/%.o, $(shell find test-src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release build-tests-gcc-debug build-tests-llvm-debug build-tests-gcc-release build-tests-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug build-tests-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -38,16 +30,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -100,16 +82,6 @@ test-obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst test-obj-%-release/,%,$(patsubst test-obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -158,154 +130,90 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: unit-test-gcc-debug
+debug: unit-test-debug
 
-llvm-debug: unit-test-llvm-debug
+release: unit-test-release
 
-gcc-release: unit-test-gcc-release
-
-llvm-release: unit-test-llvm-release
-
-gcc-clean: clean-gcc-debug clean-gcc-release
-	$(RM) -r doc
-
-llvm-clean: clean-llvm-debug clean-llvm-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-gcc-test: unit-test-gcc-debug unit-test-gcc-release
-
-llvm-test: unit-test-llvm-debug unit-test-llvm-release
-
-
+test: unit-test-debug unit-test-release
 
-lib-gcc-debug/$(LIBRARY): $(OBJECTS_GCC_DEBUG) obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
 
-lib-llvm-debug/$(LIBRARY): $(OBJECTS_LLVM_DEBUG) obj-llvm-debug/
-	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
 
-lib-gcc-release/$(LIBRARY): $(OBJECTS_GCC_RELEASE) obj-gcc-release/
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-lib-llvm-release/$(LIBRARY): $(OBJECTS_LLVM_RELEASE) obj-llvm-release/
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-llvm-debug/: FORCE obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-gcc-release/: FORCE obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-obj-llvm-release/: FORCE obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
 
+obj-debug/: FORCE obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+obj-release/: FORCE obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+$(OBJECTS_DEBUG): obj-debug/
 
+$(OBJECTS_RELEASE): obj-release/
 
-build-gcc-debug: lib-gcc-debug/$(LIBRARY)
 
-build-llvm-debug: lib-llvm-debug/$(LIBRARY)
+build-debug: lib-debug/$(LIBRARY)
 
-build-gcc-release: lib-gcc-release/$(LIBRARY)
+build-release: lib-release/$(LIBRARY)
 
-build-llvm-release: lib-llvm-release/$(LIBRARY)
 
 
-
-test-bin-gcc-debug/$(TESTBIN): lib-gcc-debug/$(LIBRARY) $(TEST_OBJECTS_GCC_DEBUG) test-obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_DEBUG) -o $@ $(TEST_GCC_LDFLAGS_DEBUG)
-
-test-bin-llvm-debug/$(TESTBIN): lib-llvm-debug/$(LIBRARY) $(TEST_OBJECTS_LLVM_DEBUG) test-obj-llvm-debug/
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_DEBUG) -o $@ $(TEST_LLVM_LDFLAGS_DEBUG)
+	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
 
-test-bin-gcc-release/$(TESTBIN): lib-gcc-release/$(LIBRARY) $(TEST_OBJECTS_GCC_RELEASE) test-obj-gcc-release/
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_RELEASE) -o $@ $(TEST_GCC_LDFLAGS_RELEASE)
-
-test-bin-llvm-release/$(TESTBIN): lib-llvm-release/$(LIBRARY) $(TEST_OBJECTS_LLVM_RELEASE) test-obj-llvm-release/
-	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_RELEASE) -o $@ $(TEST_LLVM_LDFLAGS_RELEASE)
-
-
-
-test-obj-gcc-debug/: FORCE test-obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-llvm-debug/: FORCE test-obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-gcc-release/: FORCE test-obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-test-obj-llvm-release/: FORCE test-obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-
-
-$(TEST_OBJECTS_GCC_DEBUG): test-obj-gcc-debug/
+	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)
 
-$(TEST_OBJECTS_LLVM_DEBUG): test-obj-llvm-debug/
 
-$(TEST_OBJECTS_GCC_RELEASE): test-obj-gcc-release/
 
-$(TEST_OBJECTS_LLVM_RELEASE): test-obj-llvm-release/
+test-obj-debug/: FORCE test-obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
+test-obj-release/: FORCE test-obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
 
-build-tests-gcc-debug: test-bin-gcc-debug/$(TESTBIN)
 
-build-tests-llvm-debug: test-bin-llvm-debug/$(TESTBIN)
+$(TEST_OBJECTS_DEBUG): test-obj-debug/
 
-build-tests-gcc-release: test-bin-gcc-release/$(TESTBIN)
+$(TEST_OBJECTS_RELEASE): test-obj-release/
 
-build-tests-llvm-release: test-bin-llvm-release/$(TESTBIN)
 
 
+build-tests-debug: test-bin-debug/$(TESTBIN)
 
-unit-test-gcc-debug: build-tests-gcc-debug
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-debug;lib-gcc-debug" test-bin-gcc-debug/$(TESTBIN)
+build-tests-release: test-bin-release/$(TESTBIN)
 
-unit-test-llvm-debug: build-tests-llvm-debug
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-debug;lib-llvm-debug" test-bin-llvm-debug/$(TESTBIN)
 
-unit-test-gcc-release: build-tests-gcc-release
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-release;lib-gcc-release" test-bin-gcc-release/$(TESTBIN)
 
-unit-test-llvm-release: build-tests-llvm-release
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-release;lib-llvm-release" test-bin-llvm-release/$(TESTBIN)
+unit-test-debug: build-tests-debug
+	LD_LIBRARY_PATH="../alib2std/lib-debug;lib-debug" test-bin-debug/$(TESTBIN)
 
+unit-test-release: build-tests-release
+	LD_LIBRARY_PATH="../alib2std/lib-release;lib-release" test-bin-release/$(TESTBIN)
 
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d lib-gcc-debug obj-gcc-debug test-bin-gcc-debug test-obj-gcc-debug CppUnitTestResults.xml
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d lib-llvm-debug obj-llvm-debug test-bin-llvm-debug test-obj-llvm-debug CppUnitTestResults.xml
+clean-debug:
+	$(RM) -r *.o *.d lib-debug obj-debug test-bin-debug test-obj-debug CppUnitTestResults.xml
 
-clean-gcc-release:
-	$(RM) -r *.o *.d lib-gcc-release obj-gcc-release test-bin-gcc-release test-obj-gcc-release CppUnitTestResults.xml
+clean-release:
+	$(RM) -r *.o *.d lib-release obj-release test-bin-release test-obj-release CppUnitTestResults.xml
 
-clean-llvm-release:
-	$(RM) -r *.o *.d lib-llvm-release obj-llvm-release test-bin-llvm-release test-obj-llvm-release CppUnitTestResults.xml
 
 
 FORCE:
diff --git a/alib2elgo/makefile b/alib2elgo/makefile
index ab6087cd90b677149d78db711f4e65d1443ec892..ea4fe4686d5f06eada1b434ef895ba500d70d90a 100644
--- a/alib2elgo/makefile
+++ b/alib2elgo/makefile
@@ -9,27 +9,21 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -rdynamic -shared -lxml2
-LLVM_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_DEBUG:= -Llib-gcc-debug -L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_DEBUG:= -Llib-llvm-debug -L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -rdynamic -shared -lxml2
+TEST_LDFLAGS_DEBUG:= -Llib-debug -L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -rdynamic -shared -lxml2
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_RELEASE:= -Llib-gcc-release -L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_RELEASE:= -Llib-llvm-release -L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-debug -rdynamic -shared -lxml2
+TEST_LDFLAGS_RELEASE:= -Llib-release -L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -lcppunit -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
-TEST_OBJECTS_GCC_DEBUG:=$(patsubst test-src/%.cpp, test-obj-gcc-debug/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_DEBUG:=$(patsubst test-src/%.cpp, test-obj-llvm-debug/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
+TEST_OBJECTS_DEBUG:=$(patsubst test-src/%.cpp, test-obj-debug/%.o, $(shell find test-src/ -name *cpp))
+
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
+TEST_OBJECTS_RELEASE:=$(patsubst test-src/%.cpp, test-obj-release/%.o, $(shell find test-src/ -name *cpp))
+
+.PHONY: all build-debug build-tests-debug clean-debug doc
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-TEST_OBJECTS_GCC_RELEASE:=$(patsubst test-src/%.cpp, test-obj-gcc-release/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_RELEASE:=$(patsubst test-src/%.cpp, test-obj-llvm-release/%.o, $(shell find test-src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release build-tests-gcc-debug build-tests-llvm-debug build-tests-gcc-release build-tests-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
 
 all:
 	@echo "What to do master?"
@@ -38,16 +32,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -100,16 +84,6 @@ test-obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst test-obj-%-release/,%,$(patsubst test-obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -121,7 +95,7 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	export NEW_LINE$${NEW_LINE}\
 	$${NEW_LINE}\
-	CXXFLAGS:= -std=c++11 \$$(CXX_OTHER_FLAGS) -c -Wall -pedantic -Wextra -Werror -fPIC -I/usr/include/libxml2/ -I../../\$$(DEPTH)alib2std/src/ -I../../\$$(DEPTH)alib2data/src/ -I../../\$$(DEPTH)alib2algo/src/ -I../../\$$(DEPTH)alib2elgo/src/$${NEW_LINE}\
+	CXXFLAGS:= -std=c++11 \$$(CXX_OTHER_FLAGS) -c -Wall -pedantic -Wextra -Werror -fPIC -I/usr/include/libxml2/ -I../\$$(DEPTH)src/ -I../../\$$(DEPTH)alib2std/src/ -I../../\$$(DEPTH)alib2data/src/ -I../../\$$(DEPTH)alib2algo/src/$${NEW_LINE}\
 	$${NEW_LINE}\
 	SOURCES:= \$$(shell find ../\$$(DEPTH)\$$(SOURCES_BASE_DIR)/\$$(SRCDIR) -maxdepth 1 -type f -name \"*.cpp\")$${NEW_LINE}\
 	DEPENDENCIES:= \$$(patsubst ../\$$(DEPTH)\$$(SOURCES_BASE_DIR)/\$$(SRCDIR)%.cpp, ../\$$(DEPTH)\$$(OBJECTS_BASE_DIR)/\$$(SRCDIR)%.d, \$$(SOURCES))$${NEW_LINE}\
@@ -158,154 +132,89 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: unit-test-gcc-debug
-
-llvm-debug: unit-test-llvm-debug
-
-gcc-release: unit-test-gcc-release
+debug: unit-test-debug
 
-llvm-release: unit-test-llvm-release
+release: unit-test-release
 
-gcc-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-llvm-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
-
-gcc-test: unit-test-gcc-debug unit-test-gcc-release
-
-llvm-test: unit-test-llvm-debug unit-test-llvm-release
-
+test: unit-test-debug unit-test-release
 
 
-lib-gcc-debug/$(LIBRARY): $(OBJECTS_GCC_DEBUG) obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
-
-lib-llvm-debug/$(LIBRARY): $(OBJECTS_LLVM_DEBUG) obj-llvm-debug/
-	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
 
-lib-gcc-release/$(LIBRARY): $(OBJECTS_GCC_RELEASE) obj-gcc-release/
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-lib-llvm-release/$(LIBRARY): $(OBJECTS_LLVM_RELEASE) obj-llvm-release/
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-llvm-debug/: FORCE obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-gcc-release/: FORCE obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-obj-llvm-release/: FORCE obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
 
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+$(OBJECTS_DEBUG): obj-debug/
 
+$(OBJECTS_RELEASE): obj-release/
 
-build-gcc-debug: lib-gcc-debug/$(LIBRARY)
 
-build-llvm-debug: lib-llvm-debug/$(LIBRARY)
+build-debug: lib-debug/$(LIBRARY)
 
-build-gcc-release: lib-gcc-release/$(LIBRARY)
+build-release: lib-release/$(LIBRARY)
 
-build-llvm-release: lib-llvm-release/$(LIBRARY)
 
 
-
-test-bin-gcc-debug/$(TESTBIN): lib-gcc-debug/$(LIBRARY) $(TEST_OBJECTS_GCC_DEBUG) test-obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_DEBUG) -o $@ $(TEST_GCC_LDFLAGS_DEBUG)
-
-test-bin-llvm-debug/$(TESTBIN): lib-llvm-debug/$(LIBRARY) $(TEST_OBJECTS_LLVM_DEBUG) test-obj-llvm-debug/
-	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_DEBUG) -o $@ $(TEST_LLVM_LDFLAGS_DEBUG)
-
-test-bin-gcc-release/$(TESTBIN): lib-gcc-release/$(LIBRARY) $(TEST_OBJECTS_GCC_RELEASE) test-obj-gcc-release/
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_RELEASE) -o $@ $(TEST_GCC_LDFLAGS_RELEASE)
+	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
 
-test-bin-llvm-release/$(TESTBIN): lib-llvm-release/$(LIBRARY) $(TEST_OBJECTS_LLVM_RELEASE) test-obj-llvm-release/
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_RELEASE) -o $@ $(TEST_LLVM_LDFLAGS_RELEASE)
-
-
-
-test-obj-gcc-debug/: FORCE test-obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-llvm-debug/: FORCE test-obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-gcc-release/: FORCE test-obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-test-obj-llvm-release/: FORCE test-obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-
-
-$(TEST_OBJECTS_GCC_DEBUG): test-obj-gcc-debug/
-
-$(TEST_OBJECTS_LLVM_DEBUG): test-obj-llvm-debug/
+	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)
 
-$(TEST_OBJECTS_GCC_RELEASE): test-obj-gcc-release/
 
-$(TEST_OBJECTS_LLVM_RELEASE): test-obj-llvm-release/
 
+test-obj-debug/: FORCE | test-obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
+test-obj-release/: FORCE | test-obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-build-tests-gcc-debug: test-bin-gcc-debug/$(TESTBIN)
 
-build-tests-llvm-debug: test-bin-llvm-debug/$(TESTBIN)
 
-build-tests-gcc-release: test-bin-gcc-release/$(TESTBIN)
+$(TEST_OBJECTS_DEBUG): test-obj-debug/
 
-build-tests-llvm-release: test-bin-llvm-release/$(TESTBIN)
+$(TEST_OBJECTS_RELEASE): test-obj-release/
 
 
 
-unit-test-gcc-debug: build-tests-gcc-debug
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-debug;../alib2data/lib-gcc-debug;../alib2algo/lib-gcc-debug;lib-gcc-debug" test-bin-gcc-debug/$(TESTBIN)
+build-tests-debug: test-bin-debug/$(TESTBIN)
 
-unit-test-llvm-debug: build-tests-llvm-debug
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-debug;../alib2data/lib-llvm-debug;../alib2algo/lib-llvm-debug;lib-llvm-debug" test-bin-llvm-debug/$(TESTBIN)
+build-tests-release: test-bin-release/$(TESTBIN)
 
-unit-test-gcc-release: build-tests-gcc-release
-	LD_LIBRARY_PATH="../alib2std/lib-gcc-release;../alib2data/lib-gcc-release;../alib2algo/lib-gcc-release;lib-gcc-release" test-bin-gcc-release/$(TESTBIN)
 
-unit-test-llvm-release: build-tests-llvm-release
-	LD_LIBRARY_PATH="../alib2std/lib-llvm-release;../alib2data/lib-llvm-release;../alib2algo/lib-llvm-release;lib-llvm-release" test-bin-llvm-release/$(TESTBIN)
 
+unit-test-debug: build-tests-debug
+	LD_LIBRARY_PATH="../alib2std/lib-debug;../alib2data/lib-debug;../alib2algo/lib-debug;lib-debug" test-bin-debug/$(TESTBIN)
 
+unit-test-release: build-tests-release
+	LD_LIBRARY_PATH="../alib2std/lib-release;../alib2data/lib-release;../alib2algo/lib-release;lib-release" test-bin-release/$(TESTBIN)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d lib-gcc-debug obj-gcc-debug test-bin-gcc-debug test-obj-gcc-debug CppUnitTestResults.xml
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d lib-llvm-debug obj-llvm-debug test-bin-llvm-debug test-obj-llvm-debug CppUnitTestResults.xml
 
-clean-gcc-release:
-	$(RM) -r *.o *.d lib-gcc-release obj-gcc-release test-bin-gcc-release test-obj-gcc-release CppUnitTestResults.xml
+clean-debug:
+	$(RM) -r *.o *.d lib-debug obj-debug test-bin-debug test-obj-debug CppUnitTestResults.xml
 
-clean-llvm-release:
-	$(RM) -r *.o *.d lib-llvm-release obj-llvm-release test-bin-llvm-release test-obj-llvm-release CppUnitTestResults.xml
+clean-release:
+	$(RM) -r *.o *.d lib-release obj-release test-bin-release test-obj-release CppUnitTestResults.xml
 
 
 
diff --git a/alib2std/makefile b/alib2std/makefile
index f8dce3f3c6d6a194fd71cd5561153be6b0ab3453..7e3d50ef418b56ea6372c6af6daa13dac32218e6 100644
--- a/alib2std/makefile
+++ b/alib2std/makefile
@@ -9,27 +9,19 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -rdynamic -shared -lxml2
-LLVM_LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_DEBUG:= -Llib-gcc-debug -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_DEBUG:= -Llib-gcc-debug -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
+LDFLAGS_DEBUG:=-lbfd -liberty -lz -ldl -rdynamic -shared -lxml2
+TEST_LDFLAGS_DEBUG:= -Llib-debug -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-rdynamic -shared -lxml2
-LLVM_LDFLAGS_RELEASE:=-rdynamic -shared -lxml2
-TEST_GCC_LDFLAGS_RELEASE:= -Llib-gcc-release -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
-TEST_LLVM_LDFLAGS_RELEASE:= -Llib-gcc-release -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
+LDFLAGS_RELEASE:=-rdynamic -shared -lxml2
+TEST_LDFLAGS_RELEASE:= -Llib-release -rdynamic -lxml2 -lalib2std -lcppunit -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
-TEST_OBJECTS_GCC_DEBUG:=$(patsubst test-src/%.cpp, test-obj-gcc-debug/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_DEBUG:=$(patsubst test-src/%.cpp, test-obj-llvm-debug/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
+TEST_OBJECTS_DEBUG:=$(patsubst test-src/%.cpp, test-obj-debug/%.o, $(shell find test-src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
-TEST_OBJECTS_GCC_RELEASE:=$(patsubst test-src/%.cpp, test-obj-gcc-release/%.o, $(shell find test-src/ -name *cpp))
-TEST_OBJECTS_LLVM_RELEASE:=$(patsubst test-src/%.cpp, test-obj-llvm-release/%.o, $(shell find test-src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(filter-out $(wildcard src/debug/*), $(shell find src/ -name *cpp)))
+TEST_OBJECTS_RELEASE:=$(patsubst test-src/%.cpp, test-obj-release/%.o, $(shell find test-src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release build-tests-gcc-debug build-tests-llvm-debug build-tests-gcc-release build-tests-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug build-tests-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -38,16 +30,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -100,16 +82,6 @@ test-obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst test-obj-%-release/,%,$(patsubst test-obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -158,154 +130,89 @@ test-obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: unit-test-gcc-debug
+debug: unit-test-debug
 
-llvm-debug: unit-test-llvm-debug
+release: unit-test-release
 
-gcc-release: unit-test-gcc-release
-
-llvm-release: unit-test-llvm-release
-
-gcc-clean: clean-gcc-debug clean-gcc-release
-	$(RM) -r doc
-
-llvm-clean: clean-llvm-debug clean-llvm-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-gcc-test: unit-test-gcc-debug unit-test-gcc-release
+test: unit-test-debug unit-test-release
 
-llvm-test: unit-test-llvm-debug unit-test-llvm-release
 
 
-
-lib-gcc-debug/$(LIBRARY): $(OBJECTS_GCC_DEBUG) obj-gcc-debug/
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
-
-lib-llvm-debug/$(LIBRARY): $(OBJECTS_LLVM_DEBUG) obj-llvm-debug/
+lib-debug/$(LIBRARY): $(OBJECTS_DEBUG) obj-debug/
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-lib-gcc-release/$(LIBRARY): $(OBJECTS_GCC_RELEASE) obj-gcc-release/
+lib-release/$(LIBRARY): $(OBJECTS_RELEASE) obj-release/
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-lib-llvm-release/$(LIBRARY): $(OBJECTS_LLVM_RELEASE) obj-llvm-release/
-	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-llvm-debug/: FORCE obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-obj-gcc-release/: FORCE obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-obj-llvm-release/: FORCE obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
 
 
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+obj-debug/: FORCE obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
+obj-release/: FORCE obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
 
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-debug: lib-gcc-debug/$(LIBRARY)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-debug: lib-llvm-debug/$(LIBRARY)
 
-build-gcc-release: lib-gcc-release/$(LIBRARY)
+build-debug: lib-debug/$(LIBRARY)
 
-build-llvm-release: lib-llvm-release/$(LIBRARY)
+build-release: lib-release/$(LIBRARY)
 
 
 
-test-bin-gcc-debug/$(TESTBIN): lib-gcc-debug/$(LIBRARY) $(TEST_OBJECTS_GCC_DEBUG) test-obj-gcc-debug/
+test-bin-debug/$(TESTBIN): lib-debug/$(LIBRARY) $(TEST_OBJECTS_DEBUG) test-obj-debug/
 	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_DEBUG) -o $@ $(TEST_GCC_LDFLAGS_DEBUG)
+	$(CXX) $(TEST_OBJECTS_DEBUG) -o $@ $(TEST_LDFLAGS_DEBUG)
 
-test-bin-llvm-debug/$(TESTBIN): lib-llvm-debug/$(LIBRARY) $(TEST_OBJECTS_LLVM_DEBUG) test-obj-llvm-debug/
+test-bin-release/$(TESTBIN): lib-release/$(LIBRARY) $(TEST_OBJECTS_RELEASE) test-obj-release/
 	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_DEBUG) -o $@ $(TEST_LLVM_LDFLAGS_DEBUG)
-
-test-bin-gcc-release/$(TESTBIN): lib-gcc-release/$(LIBRARY) $(TEST_OBJECTS_GCC_RELEASE) test-obj-gcc-release/
-	mkdir -p $(dir $@)
-	g++ $(TEST_OBJECTS_GCC_RELEASE) -o $@ $(TEST_GCC_LDFLAGS_RELEASE)
-
-test-bin-llvm-release/$(TESTBIN): lib-llvm-release/$(LIBRARY) $(TEST_OBJECTS_LLVM_RELEASE) test-obj-llvm-release/
-	mkdir -p $(dir $@)
-	clang++ $(TEST_OBJECTS_LLVM_RELEASE) -o $@ $(TEST_LLVM_LDFLAGS_RELEASE)
-
-
-
-test-obj-gcc-debug/: FORCE test-obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-llvm-debug/: FORCE test-obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
-
-test-obj-gcc-release/: FORCE test-obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-gcc-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-test-obj-llvm-release/: FORCE test-obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-llvm-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
-
-
-
-$(TEST_OBJECTS_GCC_DEBUG): test-obj-gcc-debug/
-
-$(TEST_OBJECTS_LLVM_DEBUG): test-obj-llvm-debug/
+	$(CXX) $(TEST_OBJECTS_RELEASE) -o $@ $(TEST_LDFLAGS_RELEASE)
 
-$(TEST_OBJECTS_GCC_RELEASE): test-obj-gcc-release/
 
-$(TEST_OBJECTS_LLVM_RELEASE): test-obj-llvm-release/
 
+test-obj-debug/: FORCE test-obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-debug SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-g -O0 -DDEBUG"
 
+test-obj-release/: FORCE test-obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=test-obj-release SOURCES_BASE_DIR=test-src CXX_OTHER_FLAGS="-O3 -DRELEASE"
 
-build-tests-gcc-debug: test-bin-gcc-debug/$(TESTBIN)
 
-build-tests-llvm-debug: test-bin-llvm-debug/$(TESTBIN)
 
-build-tests-gcc-release: test-bin-gcc-release/$(TESTBIN)
+$(TEST_OBJECTS_DEBUG): test-obj-debug/
 
-build-tests-llvm-release: test-bin-llvm-release/$(TESTBIN)
+$(TEST_OBJECTS_RELEASE): test-obj-release/
 
 
 
-unit-test-gcc-debug: build-tests-gcc-debug
-	LD_LIBRARY_PATH="lib-gcc-debug" test-bin-gcc-debug/$(TESTBIN)
+build-tests-debug: test-bin-debug/$(TESTBIN)
 
-unit-test-llvm-debug: build-tests-llvm-debug
-	LD_LIBRARY_PATH="lib-llvm-debug" test-bin-llvm-debug/$(TESTBIN)
+build-tests-release: test-bin-release/$(TESTBIN)
 
-unit-test-gcc-release: build-tests-gcc-release
-	LD_LIBRARY_PATH="lib-gcc-release" test-bin-gcc-release/$(TESTBIN)
 
-unit-test-llvm-release: build-tests-llvm-release
-	LD_LIBRARY_PATH="lib-llvm-release" test-bin-llvm-release/$(TESTBIN)
 
+unit-test-debug: build-tests-debug
+	LD_LIBRARY_PATH="lib-debug" test-bin-debug/$(TESTBIN)
 
+unit-test-release: build-tests-release
+	LD_LIBRARY_PATH="lib-release" test-bin-release/$(TESTBIN)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d lib-gcc-debug obj-gcc-debug test-bin-gcc-debug test-obj-gcc-debug CppUnitTestResults.xml
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d lib-llvm-debug obj-llvm-debug test-bin-llvm-debug test-obj-llvm-debug CppUnitTestResults.xml
 
-clean-gcc-release:
-	$(RM) -r *.o *.d lib-gcc-release obj-gcc-release test-bin-gcc-release test-obj-gcc-release CppUnitTestResults.xml
+clean-debug:
+	$(RM) -r *.o *.d lib-debug obj-debug test-bin-debug test-obj-debug CppUnitTestResults.xml
 
-clean-llvm-release:
-	$(RM) -r *.o *.d lib-llvm-release obj-llvm-release test-bin-llvm-release test-obj-llvm-release CppUnitTestResults.xml
+clean-release:
+	$(RM) -r *.o *.d lib-release obj-release test-bin-release test-obj-release CppUnitTestResults.xml
 
 
 
diff --git a/aminimize2/makefile b/aminimize2/makefile
index eb158144181ea0e2770a30ce158f2968ec6cb2c0..4a183bfd5def68c5b03ec908f6ffead1ebce3ebd 100644
--- a/aminimize2/makefile
+++ b/aminimize2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/anormalize2/makefile b/anormalize2/makefile
index 23cfaa3a3605d1c189f23af853229494239ea595..b556a14005e30a03538e0d2c73daba9fb64017b4 100644
--- a/anormalize2/makefile
+++ b/anormalize2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/arand2/makefile b/arand2/makefile
index 7b9e19f8cecc41008fd98ce0b69d3785c0caa30e..46bf63d29ae06af96bbe553468ed8df74ad40f65 100644
--- a/arand2/makefile
+++ b/arand2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/araw2/makefile b/araw2/makefile
index 73924b81cb6168a88d3446acf5633287a1e45f0d..18dda739483b51bfda393986e7a527b983553af2 100644
--- a/araw2/makefile
+++ b/araw2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/arename2/makefile b/arename2/makefile
index b88ec8e474f73d5b30a6828f3adc145f8e55026f..c4f7d254db90d94fda2095da7574cd6ace41df5b 100644
--- a/arename2/makefile
+++ b/arename2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/areverse2/makefile b/areverse2/makefile
index 8730473c1ca5a712fde05ce61ddde58701b915b0..d53a86671cc94895a4228f7555f5f5fa11758b0c 100644
--- a/areverse2/makefile
+++ b/areverse2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/arun2/makefile b/arun2/makefile
index f9c4af2773e66b23558771a9d6fd62b8af6ad527..2792bacaa85f32d9686ccae88bb0358e650341a3 100644
--- a/arun2/makefile
+++ b/arun2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/astat2/makefile b/astat2/makefile
index 7590ee88cff4b7c3a37a34a345371e8bb9c9da59..625440458a1150d5098dad0d679dfcb9b6cf9ad7 100644
--- a/astat2/makefile
+++ b/astat2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/astringology2/makefile b/astringology2/makefile
index f86f3208d645fe29b41e92458eae8d9785a6b777..cebf60b4ec9dc4f4b9d903c620dfb7d7eba3bb95 100644
--- a/astringology2/makefile
+++ b/astringology2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/atrim2/makefile b/atrim2/makefile
index 8c98723b245ce851074fa015f6f879739d64ceba..e3827ed2f4dc0bc757218f54e9c36c79a2a6076b 100644
--- a/atrim2/makefile
+++ b/atrim2/makefile
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release
 
 
 
diff --git a/makefile b/makefile
index a92cabb449dec3894c43802af7f71ce6f3adceb2..06cfaa47a743560b3d9c467e4400ee78f05a7ff6 100644
--- a/makefile
+++ b/makefile
@@ -37,12 +37,12 @@ ifneq (3.81, $(firstword $(sort $(MAKE_VERSION) 3.81)))
 $(error version $(MAKE_VERSION) is not supported. You need at least 3.82 is needed for make to work)
 endif
 
-TCLAP_EXISTS = $(shell g++ -c -o /dev/null -xc++ - <<< \\\#include\ \<tclap/CmdLine.h\> 2>/dev/null; echo $$?)
+TCLAP_EXISTS = $(shell $(CXX) -c -o /dev/null -xc++ - <<< \\\#include\ \<tclap/CmdLine.h\> 2>/dev/null; echo $$?)
 ifneq (0, $(TCLAP_EXISTS))
 $(error You need tclap installed)
 endif
 
-CPPUNIT_EXISTS = $(shell g++ -c -o /dev/null -xc++ - <<< \\\#include\ \<cppunit/Test.h\> 2>/dev/null; echo $$?)
+CPPUNIT_EXISTS = $(shell $(CXX) -c -o /dev/null -xc++ - <<< \\\#include\ \<cppunit/Test.h\> 2>/dev/null; echo $$?)
 ifneq (0, $(CPPUNIT_EXISTS))
 $(error You need cppunit installed)
 endif
@@ -56,360 +56,192 @@ endif
 
 SUBDIRS_WITH_MAKE = $(dir $(wildcard */makefile))
 
-.PHONY: $(addsuffix .all-gcc-debug , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .all-llvm-debug, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .all-gcc-release , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	$(addsuffix .all-llvm-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	$(addsuffix .build-gcc-debug , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .build-llvm-debug, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .build-gcc-release , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	$(addsuffix .build-llvm-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	$(addsuffix .build-gcc-debug-tests , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .build-llvm-debug-tests, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
-	$(addsuffix .build-gcc-release-tests , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	$(addsuffix .build-llvm-release-tests, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
-	all-gcc-debug   build-gcc-debug   build-test-gcc-debug   unit-test-gcc-debug   clean-gcc-debug   \
-	all-llvm-debug   build-llvm-debug   build-test-llvm-debug   unit-test-llvm-debug   clean-llvm-debug   \
-	all-gcc-release build-gcc-release build-test-gcc-release unit-test-gcc-release clean-gcc-release \
-	all-llvm-release build-llvm-release build-test-llvm-release unit-test-llvm-release clean-llvm-release \
-	gcc-debug gcc-release llvm-debug llvm-release clean doc all
+.PHONY: $(addsuffix .all-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
+	$(addsuffix .all-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
+	$(addsuffix .build-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
+	$(addsuffix .build-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
+	$(addsuffix .build-debug-tests  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))  \
+	$(addsuffix .build-release-tests, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))\
+	all-debug   build-debug   build-test-debug   unit-test-debug   clean-debug   \
+	all-release build-release build-test-release unit-test-release clean-release \
+	debug release clean doc all
 
 all:
 	@echo "What to do master?"
 
-all-debug: all-gcc-debug FORCE
-
-all-release: all-gcc-release FORCE
-
-debug: gcc-debug FORCE
-
-gcc-debug: all-gcc-debug
-	mkdir -p $(addsuffix -gcc-debug, $(BINFOLDER))
-	rm -rf $(addsuffix -gcc-debug, $(BINFOLDER))/*
-	for dir in $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB); do \
-	    cp $$dir/lib-gcc-debug/* $(addsuffix -gcc-debug, $(BINFOLDER)); \
-	done
-	for dir in $(SUBDIRS_BINS); do \
-	    cp $$dir/bin-gcc-debug/* $(addsuffix -gcc-debug, $(BINFOLDER)); \
-	done
-	./tests.examples.sh gcc-debug
-	./tests.adeterminize.sh gcc-debug
-	./tests.aconversion.sh gcc-debug
-	./tests.aderivation.aintegral.sh gcc-debug
-	./tests.astringology.sh gcc-debug
-	./tests.anormalize.sh gcc-debug
-
-llvm-debug: all-llvm-debug
-	mkdir -p $(addsuffix -llvm-debug, $(BINFOLDER))
-	rm -rf $(addsuffix -llvm-debug, $(BINFOLDER))/*
-	for dir in $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB); do \
-	    cp $$dir/lib-llvm-debug/* $(addsuffix -llvm-debug, $(BINFOLDER)); \
-	done
-	for dir in $(SUBDIRS_BINS); do \
-	    cp $$dir/bin-llvm-debug/* $(addsuffix -llvm-debug, $(BINFOLDER)); \
-	done
-	./tests.examples.sh llvm-debug
-	./tests.adeterminize.sh llvm-debug
-	./tests.aconversion.sh llvm-debug
-	./tests.aderivation.aintegral.sh llvm-debug
-	./tests.astringology.sh llvm-debug
-	./tests.anormalize.sh llvm-debug
-
-release: gcc-release FORCE
-
-gcc-release: all-gcc-release
-	mkdir -p $(addsuffix -gcc-release, $(BINFOLDER))
-	rm -rf $(addsuffix -gcc-release, $(BINFOLDER))/*
+debug: all-debug
+	mkdir -p $(addsuffix -debug, $(BINFOLDER))
+	rm -rf $(addsuffix -debug, $(BINFOLDER))/*
 	for dir in $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB); do \
-	    cp $$dir/lib-gcc-release/* $(addsuffix -gcc-release, $(BINFOLDER)); \
+	    cp $$dir/lib-debug/* $(addsuffix -debug, $(BINFOLDER)); \
 	done
 	for dir in $(SUBDIRS_BINS); do \
-	    cp $$dir/bin-gcc-release/* $(addsuffix -gcc-release, $(BINFOLDER)); \
-	done
-	./tests.examples.sh gcc-release
-	./tests.adeterminize.sh gcc-release
-	./tests.aconversion.sh gcc-release
-	./tests.aderivation.aintegral.sh gcc-release
-	./tests.astringology.sh gcc-release
-	./tests.anormalize.sh gcc-release
-
-llvm-release: all-llvm-release
-	mkdir -p $(addsuffix -llvm-release, $(BINFOLDER))
-	rm -rf $(addsuffix -llvm-release, $(BINFOLDER))/*
+	    cp $$dir/bin-debug/* $(addsuffix -debug, $(BINFOLDER)); \
+	done
+	./tests.examples.sh debug
+	./tests.adeterminize.sh debug
+	./tests.aconversion.sh debug
+	./tests.aderivation.aintegral.sh debug
+	./tests.astringology.sh debug
+	./tests.anormalize.sh debug
+
+release: all-release
+	mkdir -p $(addsuffix -release, $(BINFOLDER))
+	rm -rf $(addsuffix -release, $(BINFOLDER))/*
 	for dir in $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB); do \
-	    cp $$dir/lib-llvm-release/* $(addsuffix -llvm-release, $(BINFOLDER)); \
+	    cp $$dir/lib-release/* $(addsuffix -release, $(BINFOLDER)); \
 	done
 	for dir in $(SUBDIRS_BINS); do \
-	    cp $$dir/bin-llvm-release/* $(addsuffix -llvm-release, $(BINFOLDER)); \
+	    cp $$dir/bin-release/* $(addsuffix -release, $(BINFOLDER)); \
 	done
-	./tests.examples.sh llvm-release
-	./tests.adeterminize.sh llvm-release
-	./tests.aconversion.sh llvm-release
-	./tests.aderivation.aintegral.sh llvm-release
-	./tests.astringology.sh llvm-release
-	./tests.anormalize.sh llvm-release
-
-clean  : clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release
-	$(RM) -r bin-gcc-debug bin-llvm-debug bin-gcc-release bin-llvm-release
-
-
-
-all-gcc-debug   : $(addsuffix .all-gcc-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-all-llvm-debug   : $(addsuffix .all-llvm-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-all-gcc-release : $(addsuffix .all-gcc-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-all-llvm-release : $(addsuffix .all-llvm-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-
-
-build-gcc-debug  : $(addsuffix .build-gcc-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-build-llvm-debug  : $(addsuffix .build-llvm-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-build-gcc-release: $(addsuffix .build-gcc-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-build-llvm-release: $(addsuffix .build-llvm-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
-
-
-
-build-tests-gcc-debug  : $(addsuffix .build-tests-gcc-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
-
-build-tests-llvm-debug  : $(addsuffix .build-tests-llvm-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
-
-build-tests-gcc-release: $(addsuffix .build-tests-gcc-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
-
-build-tests-llvm-release: $(addsuffix .build-tests-llvm-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
+	./tests.examples.sh release
+	./tests.adeterminize.sh release
+	./tests.aconversion.sh release
+	./tests.aderivation.aintegral.sh release
+	./tests.astringology.sh release
+	./tests.anormalize.sh release
 
+clean  : clean-debug   clean-release
+	$(RM) -r bin-debug bin-release
 
 
-$(addsuffix .all-gcc-debug, $(STD_LIB)):
-	$(MAKE) gcc-debug -C $(basename $@)
 
-$(addsuffix .all-gcc-debug, $(CORE_LIB)): $(addsuffix .all-gcc-debug, $(STD_LIB))
-	$(MAKE) gcc-debug -C $(basename $@)
+all-debug   : $(addsuffix .all-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
 
-$(addsuffix .all-gcc-debug, $(ALGO_LIB)): $(addsuffix .all-gcc-debug, $(CORE_LIB))
-	$(MAKE) gcc-debug -C $(basename $@)
+all-release : $(addsuffix .all-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
 
-$(addsuffix .all-gcc-debug, $(ELGO_LIB)): $(addsuffix .all-gcc-debug, $(ALGO_LIB))
-	$(MAKE) gcc-debug -C $(basename $@)
 
-$(addsuffix .all-gcc-debug, $(SUBDIRS_BINS)): $(addsuffix .all-gcc-debug, $(ELGO_LIB))
-	$(MAKE) gcc-debug -C $(basename $@)
 
-$(addsuffix .all-llvm-debug, $(STD_LIB)):
-	$(MAKE) llvm-debug -C $(basename $@)
+build-debug  : $(addsuffix .build-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
 
-$(addsuffix .all-llvm-debug, $(CORE_LIB)): $(addsuffix .all-llvm-debug, $(STD_LIB))
-	$(MAKE) llvm-debug -C $(basename $@)
+build-release: $(addsuffix .build-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB) $(SUBDIRS_BINS))
 
-$(addsuffix .all-llvm-debug, $(ALGO_LIB)): $(addsuffix .all-llvm-debug, $(CORE_LIB))
-	$(MAKE) llvm-debug -C $(basename $@)
 
-$(addsuffix .all-llvm-debug, $(ELGO_LIB)): $(addsuffix .all-llvm-debug, $(ALGO_LIB))
-	$(MAKE) llvm-debug -C $(basename $@)
 
-$(addsuffix .all-llvm-debug, $(SUBDIRS_BINS)): $(addsuffix .all-llvm-debug, $(ELGO_LIB))
-	$(MAKE) llvm-debug -C $(basename $@)
+build-tests-debug  : $(addsuffix .build-tests-debug  , $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
 
+build-tests-release: $(addsuffix .build-tests-release, $(STD_LIB) $(CORE_LIB) $(ALGO_LIB) $(ELGO_LIB))
 
 
-$(addsuffix .all-gcc-release, $(STD_LIB)):
-	$(MAKE) gcc-release -C $(basename $@)
 
-$(addsuffix .all-gcc-release, $(CORE_LIB)): $(addsuffix .all-gcc-release, $(STD_LIB))
-	$(MAKE) gcc-release -C $(basename $@)
+$(addsuffix .all-debug, $(STD_LIB)):
+	$(MAKE) debug -C $(basename $@)
 
-$(addsuffix .all-gcc-release, $(ALGO_LIB)): $(addsuffix .all-gcc-release, $(CORE_LIB))
-	$(MAKE) gcc-release -C $(basename $@)
+$(addsuffix .all-debug, $(CORE_LIB)): $(addsuffix .all-debug, $(STD_LIB))
+	$(MAKE) debug -C $(basename $@)
 
-$(addsuffix .all-gcc-release, $(ELGO_LIB)): $(addsuffix .all-gcc-release, $(ALGO_LIB))
-	$(MAKE) gcc-release -C $(basename $@)
+$(addsuffix .all-debug, $(ALGO_LIB)): $(addsuffix .all-debug, $(CORE_LIB))
+	$(MAKE) debug -C $(basename $@)
 
-$(addsuffix .all-gcc-release, $(SUBDIRS_BINS)): $(addsuffix .all-gcc-release, $(ELGO_LIB))
-	$(MAKE) gcc-release -C $(basename $@)
+$(addsuffix .all-debug, $(ELGO_LIB)): $(addsuffix .all-debug, $(ALGO_LIB))
+	$(MAKE) debug -C $(basename $@)
 
-$(addsuffix .all-llvm-release, $(STD_LIB)):
-	$(MAKE) llvm-release -C $(basename $@)
+$(addsuffix .all-debug, $(SUBDIRS_BINS)): $(addsuffix .all-debug, $(ELGO_LIB))
+	$(MAKE) debug -C $(basename $@)
 
-$(addsuffix .all-llvm-release, $(CORE_LIB)): $(addsuffix .all-llvm-release, $(STD_LIB))
-	$(MAKE) llvm-release -C $(basename $@)
 
-$(addsuffix .all-llvm-release, $(ALGO_LIB)): $(addsuffix .all-llvm-release, $(CORE_LIB))
-	$(MAKE) llvm-release -C $(basename $@)
 
-$(addsuffix .all-llvm-release, $(ELGO_LIB)): $(addsuffix .all-llvm-release, $(ALGO_LIB))
-	$(MAKE) llvm-release -C $(basename $@)
+$(addsuffix .all-release, $(STD_LIB)):
+	$(MAKE) release -C $(basename $@)
 
-$(addsuffix .all-llvm-release, $(SUBDIRS_BINS)): $(addsuffix .all-llvm-release, $(ELGO_LIB))
-	$(MAKE) llvm-release -C $(basename $@)
+$(addsuffix .all-release, $(CORE_LIB)): $(addsuffix .all-release, $(STD_LIB))
+	$(MAKE) release -C $(basename $@)
 
+$(addsuffix .all-release, $(ALGO_LIB)): $(addsuffix .all-release, $(CORE_LIB))
+	$(MAKE) release -C $(basename $@)
 
+$(addsuffix .all-release, $(ELGO_LIB)): $(addsuffix .all-release, $(ALGO_LIB))
+	$(MAKE) release -C $(basename $@)
 
-$(addsuffix .build-gcc-debug, $(STD_LIB)):
-	$(MAKE) build-gcc-debug -C $(basename $@)
+$(addsuffix .all-release, $(SUBDIRS_BINS)): $(addsuffix .all-release, $(ELGO_LIB))
+	$(MAKE) release -C $(basename $@)
 
-$(addsuffix .build-gcc-debug, $(CORE_LIB)): $(addsuffix .build-gcc-debug, $(STD_LIB))
-	$(MAKE) build-gcc-debug -C $(basename $@)
 
-$(addsuffix .build-gcc-debug, $(ALGO_LIB)): $(addsuffix .build-gcc-debug, $(CORE_LIB))
-	$(MAKE) build-gcc-debug -C $(basename $@)
 
-$(addsuffix .build-gcc-debug, $(ELGO_LIB)): $(addsuffix .build-gcc-debug, $(ALGO_LIB))
-	$(MAKE) build-gcc-debug -C $(basename $@)
+$(addsuffix .build-debug, $(STD_LIB)):
+	$(MAKE) build-debug -C $(basename $@)
 
-$(addsuffix .build-gcc-debug, $(SUBDIRS_BINS)): $(addsuffix .build-gcc-debug, $(ELGO_LIB))
-	$(MAKE) build-gcc-debug -C $(basename $@)
+$(addsuffix .build-debug, $(CORE_LIB)): $(addsuffix .build-debug, $(STD_LIB))
+	$(MAKE) build-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-debug, $(STD_LIB)):
-	$(MAKE) build-llvm-debug -C $(basename $@)
+$(addsuffix .build-debug, $(ALGO_LIB)): $(addsuffix .build-debug, $(CORE_LIB))
+	$(MAKE) build-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-debug, $(CORE_LIB)): $(addsuffix .build-llvm-debug, $(STD_LIB))
-	$(MAKE) build-llvm-debug -C $(basename $@)
+$(addsuffix .build-debug, $(ELGO_LIB)): $(addsuffix .build-debug, $(ALGO_LIB))
+	$(MAKE) build-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-debug, $(ALGO_LIB)): $(addsuffix .build-llvm-debug, $(CORE_LIB))
-	$(MAKE) build-llvm-debug -C $(basename $@)
+$(addsuffix .build-debug, $(SUBDIRS_BINS)): $(addsuffix .build-debug, $(ELGO_LIB))
+	$(MAKE) build-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-debug, $(ELGO_LIB)): $(addsuffix .build-llvm-debug, $(ALGO_LIB))
-	$(MAKE) build-llvm-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-debug, $(SUBDIRS_BINS)): $(addsuffix .build-llvm-debug, $(ELGO_LIB))
-	$(MAKE) build-llvm-debug -C $(basename $@)
 
+$(addsuffix .build-release, $(STD_LIB)):
+	$(MAKE) build-release -C $(basename $@)
 
+$(addsuffix .build-release, $(CORE_LIB)): $(addsuffix .build-release, $(STD_LIB))
+	$(MAKE) build-release -C $(basename $@)
 
-$(addsuffix .build-gcc-release, $(STD_LIB)):
-	$(MAKE) build-gcc-release -C $(basename $@)
+$(addsuffix .build-release, $(ALGO_LIB)): $(addsuffix .build-release, $(CORE_LIB))
+	$(MAKE) build-release -C $(basename $@)
 
-$(addsuffix .build-gcc-release, $(CORE_LIB)): $(addsuffix .build-gcc-release, $(STD_LIB))
-	$(MAKE) build-gcc-release -C $(basename $@)
+$(addsuffix .build-release, $(ELGO_LIB)): $(addsuffix .build-release, $(ALGO_LIB))
+	$(MAKE) build-release -C $(basename $@)
 
-$(addsuffix .build-gcc-release, $(ALGO_LIB)): $(addsuffix .build-gcc-release, $(CORE_LIB))
-	$(MAKE) build-gcc-release -C $(basename $@)
+$(addsuffix .build-release, $(SUBDIRS_BINS)): $(addsuffix .build-release, $(ELGO_LIB))
+	$(MAKE) build-release -C $(basename $@)
 
-$(addsuffix .build-gcc-release, $(ELGO_LIB)): $(addsuffix .build-gcc-release, $(ALGO_LIB))
-	$(MAKE) build-gcc-release -C $(basename $@)
 
-$(addsuffix .build-gcc-release, $(SUBDIRS_BINS)): $(addsuffix .build-gcc-release, $(ELGO_LIB))
-	$(MAKE) build-gcc-release -C $(basename $@)
 
-$(addsuffix .build-llvm-release, $(STD_LIB)):
-	$(MAKE) build-llvm-release -C $(basename $@)
+$(addsuffix .build-tests-debug, $(STD_LIB)): $(addsuffix .build-debug, $(STD_LIB))
+	$(MAKE) build-tests-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-release, $(CORE_LIB)): $(addsuffix .build-llvm-release, $(STD_LIB))
-	$(MAKE) build-llvm-release -C $(basename $@)
+$(addsuffix .build-tests-debug, $(CORE_LIB)): $(addsuffix .build-tests-debug, $(STD_LIB)) $(addsuffix .build-debug, $(CORE_LIB))
+	$(MAKE) build-tests-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-release, $(ALGO_LIB)): $(addsuffix .build-llvm-release, $(CORE_LIB))
-	$(MAKE) build-llvm-release -C $(basename $@)
+$(addsuffix .build-tests-debug, $(ALGO_LIB)): $(addsuffix .build-tests-debug, $(CORE_LIB)) $(addsuffix .build-debug, $(ALGO_LIB))
+	$(MAKE) build-tests-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-release, $(ELGO_LIB)): $(addsuffix .build-llvm-release, $(ALGO_LIB))
-	$(MAKE) build-llvm-release -C $(basename $@)
+$(addsuffix .build-tests-debug, $(ELGO_LIB)): $(addsuffix .build-tests-debug, $(ALGO_LIB)) $(addsuffix .build-debug, $(ELGO_LIB))
+	$(MAKE) build-tests-debug -C $(basename $@)
 
-$(addsuffix .build-llvm-release, $(SUBDIRS_BINS)): $(addsuffix .build-llvm-release, $(ELGO_LIB))
-	$(MAKE) build-llvm-release -C $(basename $@)
 
 
+$(addsuffix .build-tests-release, $(STD_LIB)): $(addsuffix .build-release, $(STD_LIB))
+	$(MAKE) build-tests-release -C $(basename $@)
 
-$(addsuffix .build-tests-gcc-debug, $(STD_LIB)): $(addsuffix .build-gcc-debug, $(STD_LIB))
-	$(MAKE) build-tests-gcc-debug -C $(basename $@)
+$(addsuffix .build-tests-release, $(CORE_LIB)): $(addsuffix .build-tests-release, $(STD_LIB)) $(addsuffix .build-release, $(CORE_LIB))
+	$(MAKE) build-tests-release -C $(basename $@)
 
-$(addsuffix .build-tests-gcc-debug, $(CORE_LIB)): $(addsuffix .build-tests-gcc-debug, $(STD_LIB)) $(addsuffix .build-gcc-debug, $(CORE_LIB))
-	$(MAKE) build-tests-gcc-debug -C $(basename $@)
+$(addsuffix .build-tests-release, $(ALGO_LIB)): $(addsuffix .build-tests-release, $(CORE_LIB)) $(addsuffix .build-release, $(ALGO_LIB))
+	$(MAKE) build-tests-release -C $(basename $@)
 
-$(addsuffix .build-tests-gcc-debug, $(ALGO_LIB)): $(addsuffix .build-tests-gcc-debug, $(CORE_LIB)) $(addsuffix .build-gcc-debug, $(ALGO_LIB))
-	$(MAKE) build-tests-gcc-debug -C $(basename $@)
+$(addsuffix .build-tests-release, $(ELGO_LIB)): $(addsuffix .build-tests-release, $(ALGO_LIB)) $(addsuffix .build-release, $(ELGO_LIB))
+	$(MAKE) build-tests-release -C $(basename $@)
 
-$(addsuffix .build-tests-gcc-debug, $(ELGO_LIB)): $(addsuffix .build-tests-gcc-debug, $(ALGO_LIB)) $(addsuffix .build-gcc-debug, $(ELGO_LIB))
-	$(MAKE) build-tests-gcc-debug -C $(basename $@)
 
-$(addsuffix .build-tests-llvm-debug, $(STD_LIB)): $(addsuffix .build-llvm-debug, $(STD_LIB))
-	$(MAKE) build-tests-llvm-debug -C $(basename $@)
 
-$(addsuffix .build-tests-llvm-debug, $(CORE_LIB)): $(addsuffix .build-tests-llvm-debug, $(STD_LIB)) $(addsuffix .build-llvm-debug, $(CORE_LIB))
-	$(MAKE) build-tests-llvm-debug -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-debug, $(ALGO_LIB)): $(addsuffix .build-tests-llvm-debug, $(CORE_LIB)) $(addsuffix .build-llvm-debug, $(ALGO_LIB))
-	$(MAKE) build-tests-llvm-debug -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-debug, $(ELGO_LIB)): $(addsuffix .build-tests-llvm-debug, $(ALGO_LIB)) $(addsuffix .build-llvm-debug, $(ELGO_LIB))
-	$(MAKE) build-tests-llvm-debug -C $(basename $@)
-
-
-
-$(addsuffix .build-tests-gcc-release, $(STD_LIB)): $(addsuffix .build-gcc-release, $(STD_LIB))
-	$(MAKE) build-tests-gcc-release -C $(basename $@)
-
-$(addsuffix .build-tests-gcc-release, $(CORE_LIB)): $(addsuffix .build-tests-gcc-release, $(STD_LIB)) $(addsuffix .build-gcc-release, $(CORE_LIB))
-	$(MAKE) build-tests-gcc-release -C $(basename $@)
-
-$(addsuffix .build-tests-gcc-release, $(ALGO_LIB)): $(addsuffix .build-tests-gcc-release, $(CORE_LIB)) $(addsuffix .build-gcc-release, $(ALGO_LIB))
-	$(MAKE) build-tests-gcc-release -C $(basename $@)
-
-$(addsuffix .build-tests-gcc-release, $(ELGO_LIB)): $(addsuffix .build-tests-gcc-release, $(ALGO_LIB)) $(addsuffix .build-gcc-release, $(ELGO_LIB))
-	$(MAKE) build-tests-gcc-release -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-release, $(STD_LIB)): $(addsuffix .build-llvm-release, $(STD_LIB))
-	$(MAKE) build-tests-llvm-release -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-release, $(CORE_LIB)): $(addsuffix .build-tests-llvm-release, $(STD_LIB)) $(addsuffix .build-llvm-release, $(CORE_LIB))
-	$(MAKE) build-tests-llvm-release -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-release, $(ALGO_LIB)): $(addsuffix .build-tests-llvm-release, $(CORE_LIB)) $(addsuffix .build-llvm-release, $(ALGO_LIB))
-	$(MAKE) build-tests-llvm-release -C $(basename $@)
-
-$(addsuffix .build-tests-llvm-release, $(ELGO_LIB)): $(addsuffix .build-tests-llvm-release, $(ALGO_LIB)) $(addsuffix .build-llvm-release, $(ELGO_LIB))
-	$(MAKE) build-tests-llvm-release -C $(basename $@)
-
-
-
-clean-gcc-debug:
+clean-debug:
 	for dir in $(SUBDIRS_WITH_MAKE); do \
-	    $(MAKE) clean-gcc-debug -C $$dir; \
+	    $(MAKE) clean-debug -C $$dir; \
 	done
 
-clean-llvm-debug:
+clean-release:
 	for dir in $(SUBDIRS_WITH_MAKE); do \
-	    $(MAKE) clean-llvm-debug -C $$dir; \
-	done
-
-clean-gcc-release:
-	for dir in $(SUBDIRS_WITH_MAKE); do \
-	    $(MAKE) clean-gcc-release -C $$dir; \
-	done
-
-clean-llvm-release:
-	for dir in $(SUBDIRS_WITH_MAKE); do \
-	    $(MAKE) clean-llvm-release -C $$dir; \
+	    $(MAKE) clean-release -C $$dir; \
 	done
 
 
 
-unit-test-gcc-debug:
+unit-test-debug:
 	for dir in $(CORE_LIB) $(ALGO_LIB); do \
-	    $(MAKE) unit-test-gcc-debug -C $$dir; \
+	    $(MAKE) unit-test-debug -C $$dir; \
 	done
 
-unit-test-llvm-debug:
+unit-test-verbose:
 	for dir in $(CORE_LIB) $(ALGO_LIB); do \
-	    $(MAKE) unit-test-llvm-debug -C $$dir; \
+	    $(MAKE) unit-test-release -C $$dir; \
 	done
 
-unit-test-gcc-release:
-	for dir in $(CORE_LIB) $(ALGO_LIB); do \
-	    $(MAKE) unit-test-gcc-release -C $$dir; \
-	done
-
-unit-test-llvm-release:
-	for dir in $(CORE_LIB) $(ALGO_LIB); do \
-	    $(MAKE) unit-test-llvm-release -C $$dir; \
-	done
-
-
-
-FORCE:
-
 
 
 doc:
diff --git a/tniceprint/makefile b/tniceprint/makefile
index 15f2fe04d6b6093f8f4095d724162adfbd1119f1..a7e0d8155999f2506dbdf8a022646df442fb75b9 100644
--- a/tniceprint/makefile
+++ b/tniceprint/makefile
@@ -1,5 +1,5 @@
 SHELL:=/bin/bash
-EXECUTABLE:=tniceprint
+EXECUTABLE:=tniceprint2
 
 define NEW_LINE
 
@@ -8,19 +8,15 @@ endef
 
 export NEW_LINE
 
-GCC_LDFLAGS_DEBUG:=-L../alib2std/lib-gcc-debug -L../alib2data/lib-gcc-debug -L../alib2algo/lib-gcc-debug -L../alib2elgo/lib-gcc-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_DEBUG:=-L../alib2std/lib-llvm-debug -L../alib2data/lib-llvm-debug -L../alib2algo/lib-llvm-debug -L../alib2elgo/lib-llvm-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_DEBUG:=-L../alib2std/lib-debug -L../alib2data/lib-debug -L../alib2algo/lib-debug -L../alib2elgo/lib-debug -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-GCC_LDFLAGS_RELEASE:=-L../alib2std/lib-gcc-release -L../alib2data/lib-gcc-release -L../alib2algo/lib-gcc-release -L../alib2elgo/lib-gcc-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
-LLVM_LDFLAGS_RELEASE:=-L../alib2std/lib-llvm-release -L../alib2data/lib-llvm-release -L../alib2algo/lib-llvm-release -L../alib2elgo/lib-llvm-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
+LDFLAGS_RELEASE:=-L../alib2std/lib-release -L../alib2data/lib-release -L../alib2algo/lib-release -L../alib2elgo/lib-release -rdynamic -lxml2 -lalib2std -lalib2data -lalib2algo -lalib2elgo -Wl,-rpath,.
 
-OBJECTS_GCC_DEBUG:=$(patsubst src/%.cpp, obj-gcc-debug/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_DEBUG:=$(patsubst src/%.cpp, obj-llvm-debug/%.o, $(shell find src/ -name *cpp))
+OBJECTS_DEBUG:=$(patsubst src/%.cpp, obj-debug/%.o, $(shell find src/ -name *cpp))
 
-OBJECTS_GCC_RELEASE:=$(patsubst src/%.cpp, obj-gcc-release/%.o, $(shell find src/ -name *cpp))
-OBJECTS_LLVM_RELEASE:=$(patsubst src/%.cpp, obj-llvm-release/%.o, $(shell find src/ -name *cpp))
+OBJECTS_RELEASE:=$(patsubst src/%.cpp, obj-release/%.o, $(shell find src/ -name *cpp))
 
-.PHONY: all build-gcc-debug build-llvm-debug build-gcc-release build-llvm-release clean-gcc-debug clean-llvm-debug clean-gcc-release clean-llvm-release doc
+.PHONY: all build-debug clean-debug doc
 
 all:
 	@echo "What to do master?"
@@ -29,16 +25,6 @@ obj%/makefile: makefile
 	mkdir -p $(dir $@)
 	echo "\
 	SHELL:=/bin/bash$${NEW_LINE}\
-	CXXX:=$(patsubst obj-%-release/,%,$(patsubst obj-%-debug/,%,$(dir $@)))$${NEW_LINE}\
-	ifeq (gcc, \$$(CXXX))$${NEW_LINE}\
-	CXX:=g++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	ifeq (llvm, \$$(CXXX))$${NEW_LINE}\
-	CXX:=clang++$${NEW_LINE}\
-	else$${NEW_LINE}\
-	\$$(error \"invalid compiler\")$${NEW_LINE}\
-	endif$${NEW_LINE}\
-	endif$${NEW_LINE}\
 	SRCDIR:=$${NEW_LINE}\
 	DEPTH:=$${NEW_LINE}\
 	OBJECTS_BASE_DIR:=$${NEW_LINE}\
@@ -87,85 +73,49 @@ obj%/makefile: makefile
 	$${NEW_LINE}\
 	-include \$$(DEPENDENCIES)" > $@
 
-gcc-debug: build-gcc-debug
+debug: build-debug
 
-llvm-debug: build-llvm-debug
+release: build-release
 
-gcc-release: build-gcc-release
-
-llvm-release: build-llvm-release
-
-clean: clean-gcc-debug clean-gcc-release
+clean: clean-debug clean-release
 	$(RM) -r doc
 
-clean: clean-llvm-debug clean-llvm-release
-	$(RM) -r doc
 
 
-
-bin-gcc-debug/$(EXECUTABLE): obj-gcc-debug/ $(OBJECTS_GCC_DEBUG)
+bin-debug/$(EXECUTABLE): obj-debug/ $(OBJECTS_DEBUG)
 	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_DEBUG) -o $@ $(GCC_LDFLAGS_DEBUG)
+	$(CXX) $(OBJECTS_DEBUG) -o $@ $(LDFLAGS_DEBUG)
 
-bin-llvm-debug/$(EXECUTABLE): obj-llvm-debug/ $(OBJECTS_LLVM_DEBUG)
+bin-release/$(EXECUTABLE): obj-release/ $(OBJECTS_RELEASE)
 	mkdir -p $(dir $@)
-	clang++ $(OBJECTS_LLVM_DEBUG) -o $@ $(LLVM_LDFLAGS_DEBUG)
-
-bin-gcc-release/$(EXECUTABLE): obj-gcc-release/ $(OBJECTS_GCC_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_GCC_RELEASE) -o $@ $(GCC_LDFLAGS_RELEASE)
-
-bin-llvm-release/$(EXECUTABLE): obj-llvm-release/ $(OBJECTS_LLVM_RELEASE)
-	mkdir -p $(dir $@)
-	g++ $(OBJECTS_LLVM_RELEASE) -o $@ $(LLVM_LDFLAGS_RELEASE)
-
-
-
-obj-gcc-debug/: FORCE | obj-gcc-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-llvm-debug/: FORCE | obj-llvm-debug/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
-
-obj-gcc-release/: FORCE | obj-gcc-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-gcc-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-obj-llvm-release/: FORCE | obj-llvm-release/makefile
-	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-llvm-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
-
-
-
-$(OBJECTS_GCC_DEBUG): obj-gcc-debug/
+	$(CXX) $(OBJECTS_RELEASE) -o $@ $(LDFLAGS_RELEASE)
 
-$(OBJECTS_LLVM_DEBUG): obj-llvm-debug/
 
-$(OBJECTS_GCC_RELEASE): obj-gcc-release/
 
-$(OBJECTS_LLVM_RELEASE): obj-llvm-release/
+obj-debug/: FORCE | obj-debug/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-debug SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-g -O0"
 
+obj-release/: FORCE | obj-release/makefile
+	$(MAKE) -C $@ OBJECTS_BASE_DIR=obj-release SOURCES_BASE_DIR=src CXX_OTHER_FLAGS="-O3"
 
 
-build-gcc-debug: bin-gcc-debug/$(EXECUTABLE)
 
-build-llvm-debug: bin-llvm-debug/$(EXECUTABLE)
+$(OBJECTS_DEBUG): obj-debug/
 
-build-gcc-release: bin-gcc-release/$(EXECUTABLE)
+$(OBJECTS_RELEASE): obj-release/
 
-build-llvm-release: bin-llvm-release/$(EXECUTABLE)
 
+build-debug: bin-debug/$(EXECUTABLE)
 
+build-release: bin-release/$(EXECUTABLE)
 
-clean-gcc-debug:
-	$(RM) -r *.o *.d bin-gcc-debug obj-gcc-debug
 
-clean-llvm-debug:
-	$(RM) -r *.o *.d bin-llvm-debug obj-llvm-debug
 
-clean-gcc-release:
-	$(RM) -r *.o *.d bin-gcc-release obj-gcc-release
+clean-debug:
+	$(RM) -r *.o *.d bin-debug obj-debug
 
-clean-llvm-release:
-	$(RM) -r *.o *.d bin-llvm-release obj-llvm-release
+clean-release:
+	$(RM) -r *.o *.d bin-release obj-release