Define __SIZE_MAX__ preprocessor macro.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@178226 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index b74c3c0..25cfac6 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -490,6 +490,7 @@
   DefineTypeSize("__LONG_LONG_MAX__", TargetInfo::SignedLongLong, TI, Builder);
   DefineTypeSize("__WCHAR_MAX__", TI.getWCharType(), TI, Builder);
   DefineTypeSize("__INTMAX_MAX__", TI.getIntMaxType(), TI, Builder);
+  DefineTypeSize("__SIZE_MAX__", TI.getSizeType(), TI, Builder);
 
   DefineTypeSizeof("__SIZEOF_DOUBLE__", TI.getDoubleWidth(), TI, Builder);
   DefineTypeSizeof("__SIZEOF_FLOAT__", TI.getFloatWidth(), TI, Builder);