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cmGlobalGenerator: Store languages as vector, not map. 

The second component of the map is never used.
This commit is contained in:
Stephen Kelly 2015-04-12 20:08:42 +02:00
parent 18b58b618c
commit 55ecd818f6
2 changed files with 11 additions and 8 deletions
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17
Source/cmGlobalGenerator.cxx
View File

@ -968,7 +968,13 @@ void cmGlobalGenerator::SetLanguageEnabled(const std::string& l,
void cmGlobalGenerator::SetLanguageEnabledFlag(const std::string& l,
cmMakefile* mf)
{
this->LanguageEnabled[l] = true;
std::vector<std::string>::iterator it =
std::lower_bound(this->LanguageEnabled.begin(),
this->LanguageEnabled.end(), l);
if (it == this->LanguageEnabled.end() || *it != l)
{
this->LanguageEnabled.insert(it, l);
}
// Fill the language-to-extension map with the current variable
// settings to make sure it is available for the try_compile()
@ -1079,7 +1085,8 @@ bool cmGlobalGenerator::IgnoreFile(const char* ext) const
bool cmGlobalGenerator::GetLanguageEnabled(const std::string& l) const
{
return (this->LanguageEnabled.find(l)!= this->LanguageEnabled.end());
return std::binary_search(this->LanguageEnabled.begin(),
this->LanguageEnabled.end(), l);
}
void cmGlobalGenerator::ClearEnabledLanguages()
@ -1958,11 +1965,7 @@ bool cmGlobalGenerator::IsExcluded(cmLocalGenerator* root,
void
cmGlobalGenerator::GetEnabledLanguages(std::vector<std::string>& lang) const
{
for(std::map<std::string, bool>::const_iterator i =
this->LanguageEnabled.begin(); i != this->LanguageEnabled.end(); ++i)
{
lang.push_back(i->first);
}
lang = this->LanguageEnabled;
}
int cmGlobalGenerator::GetLinkerPreference(const std::string& lang) const

2
Source/cmGlobalGenerator.h
View File

@ -441,7 +441,7 @@ private:
// If you add a new map here, make sure it is copied
// in EnableLanguagesFromGenerator
std::map<std::string, bool> IgnoreExtensions;
std::map<std::string, bool> LanguageEnabled;
std::vector<std::string> LanguageEnabled;
std::set<std::string> LanguagesReady; // Ready for try_compile
std::map<std::string, std::string> OutputExtensions;
std::map<std::string, std::string> LanguageToOutputExtension;