diff options
| -rw-r--r-- | Source/cmLocalGenerator.cxx | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx index 7b823da..64f8996 100644 --- a/Source/cmLocalGenerator.cxx +++ b/Source/cmLocalGenerator.cxx @@ -2591,7 +2591,9 @@ void cmLocalGenerator::AddPchDependencies(cmGeneratorTarget* target) if (pchSource.empty() || pchHeader.empty()) { if (this->GetGlobalGenerator()->IsXcode() && !pchLangSet.empty()) { for (auto* sf : sources) { - if (pchLangSet.find(sf->GetLanguage()) == pchLangSet.end()) { + const auto sourceLanguage = sf->GetLanguage(); + if (!sourceLanguage.empty() && + pchLangSet.find(sourceLanguage) == pchLangSet.end()) { sf->SetProperty("SKIP_PRECOMPILE_HEADERS", "ON"); } } |