Implement the GNU __null extension
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@60235 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.h b/lib/Sema/Sema.h
index 57caa6e..044bfbd 100644
--- a/lib/Sema/Sema.h
+++ b/lib/Sema/Sema.h
@@ -736,6 +736,9 @@
ExprTy *expr, TypeTy *type,
SourceLocation RPLoc);
+ // __null
+ virtual ExprResult ActOnGNUNullExpr(SourceLocation TokenLoc);
+
//===------------------------- "Block" Extension ------------------------===//
/// ActOnBlockStart - This callback is invoked when a block literal is