Fix PR 23525 - Separate header mass propagation in irregular loops.

[oota-llvm.git] / include / llvm / Support / RWMutex.h

diff --git a/include/llvm/Support/RWMutex.h b/include/llvm/Support/RWMutex.h
index 9a5e4213dfa3671ad58744564607049197cbe65e..4be9313377659752132b081b8beb9ed790281a23 100644 (file)
--- a/include/llvm/Support/RWMutex.h
+++ b/include/llvm/Support/RWMutex.h
@@ -70,7 +70,9 @@ namespace llvm
     /// @name Platform Dependent Data
     /// @{
     private:
+#if defined(LLVM_ENABLE_THREADS) && LLVM_ENABLE_THREADS != 0
       void* data_; ///< We don't know what the data will be
+#endif
 
     /// @}
     /// @name Do Not Implement