cmTarget: Join strings conditionally.
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@ -768,9 +768,9 @@ void cmTarget::GetSourceFiles(std::vector<cmSourceFile*> &files,
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//----------------------------------------------------------------------------
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void cmTarget::AddTracedSources(std::vector<std::string> const& srcs)
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{
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std::string srcFiles = cmJoin(srcs, ";");
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if (!srcFiles.empty())
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if (!srcs.empty())
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{
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std::string srcFiles = cmJoin(srcs, ";");
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this->Internal->SourceFilesMap.clear();
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this->LinkImplementationLanguageIsContextDependent = true;
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cmListFileBacktrace lfbt = this->Makefile->GetBacktrace();
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