Implement sema support for __real/__imag nodes.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@41375 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Sema/Sema.h b/Sema/Sema.h
index b758c3d..3eee2e3 100644
--- a/Sema/Sema.h
+++ b/Sema/Sema.h
@@ -420,6 +420,7 @@
   QualType CheckIndirectionOperand(Expr *op, SourceLocation OpLoc);
   QualType CheckSizeOfAlignOfOperand(QualType type, SourceLocation loc, 
                                      bool isSizeof);
+  QualType CheckRealImagOperand(Expr *&Op, SourceLocation OpLoc, bool isImag);
   
   /// type checking primary expressions.
   QualType CheckOCUVectorComponent(QualType baseType, SourceLocation OpLoc,