Add back r153360 with a fix for enums that cover all the 32 bit values.
Thanks to NAKAMURA Takumi for finding it!

llvm-svn: 153383
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index e0e6501..85cbd14 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -2522,6 +2522,7 @@
                      unsigned AccuracyD = 1);
 
 private:
+  llvm::MDNode *getRangeForLoadFromType(QualType Ty);
   void EmitReturnOfRValue(RValue RV, QualType Ty);
 
   /// ExpandTypeFromArgs - Reconstruct a structure of type \arg Ty