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-rw-r--r--lib/Frontend/InitPreprocessor.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index 2e860145fa..a6b4e652a4 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -398,6 +398,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
DefineType("__SIZE_TYPE__", TI.getSizeType(), Buf);
DefineTypeWidth("__SIZE_WIDTH__", TI.getSizeType(), TI, Buf);
DefineType("__WCHAR_TYPE__", TI.getWCharType(), Buf);
+ DefineTypeWidth("__WCHAR_WIDTH__", TI.getWCharType(), TI, Buf);
DefineType("__WINT_TYPE__", TI.getWIntType(), Buf);
DefineTypeWidth("__WINT_WIDTH__", TI.getWIntType(), TI, Buf);