diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index 5ce9abc49d4..860f43e9423 100644
--- a/include/llvm/Support/Compiler.h
+++ b/include/llvm/Support/Compiler.h
@@ -405,8 +405,7 @@
 
 /// \brief Does the compiler support generalized initializers (using braced
 /// lists and std::initializer_list).
-#if (__has_feature(cxx_generalized_initializers)   \
-|| defined(__GXX_EXPERIMENTAL_CXX0X__))
+#if __has_feature(cxx_generalized_initializers)
 #define LLVM_HAS_INITIALIZER_LISTS 1
 #else
 #define LLVM_HAS_INITIALIZER_LISTS 0