diff --git a/alib2std/src/extensions/allocFix.hpp b/alib2std/src/extensions/allocFix.hpp
deleted file mode 100644
index 8ded1be51514b4a458fe1125911f3bb286315ca7..0000000000000000000000000000000000000000
--- a/alib2std/src/extensions/allocFix.hpp
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * allocFix.hpp
- *
- * This file is part of Algorithms library toolkit.
- * Copyright (C) 2017 Jan Travnicek (jan.travnicek@fit.cvut.cz)
-
- * Algorithms library toolkit is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
-
- * Algorithms library toolkit is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
-
- * You should have received a copy of the GNU General Public License
- * along with Algorithms library toolkit. If not, see <http://www.gnu.org/licenses/>.
- *
- * Created on: Mar 6, 2018
- * Author: Jan Travnicek
- */
-
-#ifndef __ALLOC_FIX_HPP_
-#define __ALLOC_FIX_HPP_
-
-// related to issue with 'undefined reference to allocator < ... >::allocator ( )', subject of a delete when g++ fixes the issue
-// the undefined reference occurs when one inherits from a class whose constructor has default value for the allocator
-// I guess the default parameter construction (allocator constructor) should be inlined but it isn't. Its code is not emited either.
-
-namespace ext {
-
-/**
- * \brief
- * Class implementing the fix of undefined allocator
- *
- * TODO test if later versions of g++ are no longer affected.
- */
-template < class Alloc >
-class AllocFix {
-public:
- /**
- * \brief
- * Constructor to make sure the default constructor of given Allocator exists.
- */
- AllocFix ( ) {
- // just to make sure the allocator constructor exists
- static Alloc alloc;
- (void) alloc; // make unused variable warning go away
- }
-};
-
-} /* namespace ext */
-
-#endif /* __ALLOC_FIX_HPP_ */
diff --git a/alib2std/src/extensions/container/deque.hpp b/alib2std/src/extensions/container/deque.hpp
index 25758c7d6c4fa571581f96a9c07ca99a4c1e89c5..4be95b0488bed4de785dc0a94b32b9dc2632631f 100644
--- a/alib2std/src/extensions/container/deque.hpp
+++ b/alib2std/src/extensions/container/deque.hpp
@@ -30,7 +30,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -45,7 +44,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < class T, class Alloc = std::allocator < T > >
-class deque : public std::deque < T, Alloc >, AllocFix < Alloc > {
+class deque : public std::deque < T, Alloc > {
public:
/**
* Inherit constructors of the standard deque
diff --git a/alib2std/src/extensions/container/forward_list.hpp b/alib2std/src/extensions/container/forward_list.hpp
index 2bec99709005b4617276d6269a1c35ab66dd783c..4aeea8f14717dd6d9eed3e41efacf9f42ef9f0fe 100644
--- a/alib2std/src/extensions/container/forward_list.hpp
+++ b/alib2std/src/extensions/container/forward_list.hpp
@@ -30,7 +30,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
diff --git a/alib2std/src/extensions/container/list.hpp b/alib2std/src/extensions/container/list.hpp
index 0c2a04600b87e0c7edf2885db6fd5e37a0491e90..56225afbd86b02a562b036e1045e57f5d51d14f8 100644
--- a/alib2std/src/extensions/container/list.hpp
+++ b/alib2std/src/extensions/container/list.hpp
@@ -30,7 +30,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -45,7 +44,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < class T, class Alloc = std::allocator < T > >
-class list : public std::list < T, Alloc >, AllocFix < Alloc > {
+class list : public std::list < T, Alloc > {
public:
/**
* Inherit constructors of the standard list
diff --git a/alib2std/src/extensions/container/map.hpp b/alib2std/src/extensions/container/map.hpp
index 9ba8c3fd430be9691a9dd91b4a9e2f803c9cb112..37d095dbfecb2bafb3a935fb7e9e6b3717e0598f 100644
--- a/alib2std/src/extensions/container/map.hpp
+++ b/alib2std/src/extensions/container/map.hpp
@@ -33,7 +33,6 @@
#include "pair.hpp"
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -50,7 +49,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < typename T, typename R, typename Cmp = std::less < >, typename Alloc = std::allocator < std::pair < const T, R > > >
-class map : public std::map < T, R, Cmp, Alloc >, AllocFix < Alloc > {
+class map : public std::map < T, R, Cmp, Alloc > {
public:
/**
* Inherit constructors of the standard map
diff --git a/alib2std/src/extensions/container/multimap.hpp b/alib2std/src/extensions/container/multimap.hpp
index d999f538949d76ee9c6f18a3f467a1d21d525d19..4cc99ccdb884356de0b5672cbbbab9caf4deaff0 100644
--- a/alib2std/src/extensions/container/multimap.hpp
+++ b/alib2std/src/extensions/container/multimap.hpp
@@ -33,7 +33,6 @@
#include "pair.hpp"
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -50,7 +49,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < typename T, typename R, typename Cmp = std::less < >, typename Alloc = std::allocator < std::pair < const T, R > > >
-class multimap : public std::multimap < T, R, Cmp, Alloc >, AllocFix < Alloc > {
+class multimap : public std::multimap < T, R, Cmp, Alloc > {
public:
/**
* Inherit constructors of the standard multimap
diff --git a/alib2std/src/extensions/container/ptr_vector.hpp b/alib2std/src/extensions/container/ptr_vector.hpp
index e8eb52d8c12144a66a7af4dc1ab5678d704cff20..a898c7e0758f2f4028b3b46fa7c85e0b02a873ec 100644
--- a/alib2std/src/extensions/container/ptr_vector.hpp
+++ b/alib2std/src/extensions/container/ptr_vector.hpp
@@ -29,7 +29,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
#include <extensions/clone.hpp>
#include <extensions/container/vector.hpp>
diff --git a/alib2std/src/extensions/container/set.hpp b/alib2std/src/extensions/container/set.hpp
index bd7ace0b5153fb7626a28e43c9e3018e290cc322..e2fb7803cee8b3245d55e2ec29eed06d8b412222 100644
--- a/alib2std/src/extensions/container/set.hpp
+++ b/alib2std/src/extensions/container/set.hpp
@@ -30,7 +30,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -45,7 +44,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < typename T, typename Cmp = std::less < >, typename Alloc = std::allocator < T > >
-class set : public std::set < T, Cmp, Alloc >, AllocFix < Alloc > {
+class set : public std::set < T, Cmp, Alloc > {
public:
/**
* Inherit constructors of the standard set
diff --git a/alib2std/src/extensions/container/unordered_map.hpp b/alib2std/src/extensions/container/unordered_map.hpp
index a25d4179817a1efde70afd39f5489c5e96160518..96be42cbde29b3ed511ebe84d4a7be6bcc3ed1a2 100644
--- a/alib2std/src/extensions/container/unordered_map.hpp
+++ b/alib2std/src/extensions/container/unordered_map.hpp
@@ -30,7 +30,6 @@
#include <string>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -48,7 +47,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < class T, class R, class Hash = std::hash < T >, class KeyEqual = std::equal_to < T >, class Alloc = std::allocator < std::pair < const T, R > > >
-class unordered_map : public std::unordered_map < T, R, Hash, KeyEqual, Alloc >, AllocFix < Alloc > {
+class unordered_map : public std::unordered_map < T, R, Hash, KeyEqual, Alloc > {
public:
/**
* Inherit constructors of the standard unordered_map
diff --git a/alib2std/src/extensions/container/vector.hpp b/alib2std/src/extensions/container/vector.hpp
index dbbad46166f34817f4443105859182ea95bf1624..8c2e28e883cb8b2f777898b22c63f1551685cb70 100644
--- a/alib2std/src/extensions/container/vector.hpp
+++ b/alib2std/src/extensions/container/vector.hpp
@@ -31,7 +31,6 @@
#include <iostream>
#include <extensions/compare.hpp>
-#include <extensions/allocFix.hpp>
#include <extensions/range.hpp>
namespace ext {
@@ -46,7 +45,7 @@ namespace ext {
* \tparam Alloc the allocator of values of type T
*/
template < class T, class Alloc = std::allocator < T > >
-class vector : public std::vector < T, Alloc >, AllocFix < Alloc > {
+class vector : public std::vector < T, Alloc > {
public:
/**
* Inherit constructors of the standard vector