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-rw-r--r--lib/Basic/Targets.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 1eceaaa615..dd2a89a18b 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -365,7 +365,7 @@ protected:
DefineStd(Builder, "unix", Opts);
Builder.defineMacro("__ELF__");
if (Opts.POSIXThreads)
- Builder.defineMacro("_POSIX_THREADS");
+ Builder.defineMacro("_REENTRANT");
}
public:
OpenBSDTargetInfo(const std::string &triple)