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-rw-r--r--clang/lib/Frontend/CompilerInstance.cpp1
1 files changed, 0 insertions, 1 deletions
diff --git a/clang/lib/Frontend/CompilerInstance.cpp b/clang/lib/Frontend/CompilerInstance.cpp
index 04f13901e91..3edcf5d654b 100644
--- a/clang/lib/Frontend/CompilerInstance.cpp
+++ b/clang/lib/Frontend/CompilerInstance.cpp
@@ -155,7 +155,6 @@ static void SetUpDiagnosticLog(DiagnosticOptions *DiagOpts,
<< DiagOpts->DiagnosticLogFile << EC.message();
} else {
FileOS->SetUnbuffered();
- FileOS->SetUseAtomicWrites(true);
OS = FileOS.get();
StreamOwner = std::move(FileOS);
}
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