fix move semantics

alib2data/src/tree/ranked/PrefixRankedPattern.cpp

@@ -16,12 +16,12 @@
 namespace tree {
-PrefixRankedPattern::PrefixRankedPattern(alphabet::RankedSymbol subtreeWildcard, std::set<alphabet::RankedSymbol> alphabet, std::vector<alphabet::RankedSymbol> data) : RankedPatternAlphabet(subtreeWildcard) {
+PrefixRankedPattern::PrefixRankedPattern(alphabet::RankedSymbol subtreeWildcard, std::set<alphabet::RankedSymbol> alphabet, std::vector<alphabet::RankedSymbol> data) : RankedPatternAlphabet(std::move(subtreeWildcard)) {
 	this->alphabet = std::move(alphabet);
 	setContent(std::move(data));
 }
-PrefixRankedPattern::PrefixRankedPattern(alphabet::RankedSymbol subtreeWildcard, std::vector<alphabet::RankedSymbol> data) : RankedPatternAlphabet(subtreeWildcard) {
+PrefixRankedPattern::PrefixRankedPattern(alphabet::RankedSymbol subtreeWildcard, std::vector<alphabet::RankedSymbol> data) : RankedPatternAlphabet(std::move(subtreeWildcard)) {
 	arityChecksum(data);
 	alphabet = std::set<alphabet::RankedSymbol>(data.begin(), data.end());