Predefine __INTPTR_WIDTH__ for future use in stdint.h.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89231 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index f0b2e08..b77c240 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -391,6 +391,7 @@
   DefineTypeWidth("__INTMAX_WIDTH__",  TI.getIntMaxType(), TI, Buf);
   DefineType("__PTRDIFF_TYPE__", TI.getPtrDiffType(0), Buf);
   DefineType("__INTPTR_TYPE__", TI.getIntPtrType(), Buf);
+  DefineTypeWidth("__INTPTR_WIDTH__", TI.getIntPtrType(), TI, Buf);
   DefineType("__SIZE_TYPE__", TI.getSizeType(), Buf);
   DefineType("__WCHAR_TYPE__", TI.getWCharType(), Buf);
   DefineType("__WINT_TYPE__", TI.getWIntType(), Buf);