Implemented rewriting of invocation of a block ivar.

(radar 7482224).
 


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@91652 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Frontend/RewriteObjC.cpp

@@ -4060,6 +4060,8 @@ Stmt *RewriteObjC::SynthesizeBlockCall(CallExpr *Exp, const Expr *BlockExp) {
                                       SourceLocation(), cast<Expr>(RHSStmt), 
                                       Exp->getType());
     return CondExpr;
+  } else if (const ObjCIvarRefExpr *IRE = dyn_cast<ObjCIvarRefExpr>(BlockExp)) {
+    CPT = IRE->getType()->getAs<BlockPointerType>();
   } else {
     assert(1 && "RewriteBlockClass: Bad type");
   }

test/Rewriter/rewrite-block-ivar-call.mm

@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -x objective-c++ -fblocks -rewrite-objc -o - %s
+
+@interface Foo {
+    void (^_block)(void);
+}
+@end
+
+@implementation Foo
+- (void)bar {
+    _block();
+}
+@end