Implement the MS extension __identifier properly: take a token and strip it of

its keywordliness.

llvm-svn: 203987

clang/lib/Frontend/InitPreprocessor.cpp

@@ -517,10 +517,6 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
       Builder.defineMacro("_WCHAR_T_DEFINED");
       Builder.defineMacro("_NATIVE_WCHAR_T_DEFINED");
     }
-    if (LangOpts.CPlusPlus) {
-      // FIXME: Support Microsoft's __identifier extension in the lexer.
-      Builder.append("#define __identifier(x) x");
-    }
   }
 
   if (LangOpts.Optimize)