1// RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc -fobjc-runtime=macosx-fragile-10.5 %s -o %t-rw.cpp
2// RUN: FileCheck  -check-prefix CHECK-LP --input-file=%t-rw.cpp %s
3// rdar://9846759
4
5typedef void (^dispatch_block_t)(void);
6
7extern int printf(const char*, ...);
8
9extern "C" dispatch_block_t Block_copy(dispatch_block_t aBlock);
10
11int main (int argc, char *argv[]) {
12
13  dispatch_block_t innerBlock = ^{printf("argc = %d\n", argc); };
14  id innerObject = 0;
15
16  printf("innerBlock is %x\n", innerBlock);
17
18  dispatch_block_t wrapperBlock = ^{
19    printf("innerBlock is %x %x\n", innerBlock, innerObject);
20  };
21
22  wrapperBlock();
23
24  dispatch_block_t copiedBlock = Block_copy(wrapperBlock);
25  copiedBlock();
26
27  return 0;
28}
29// CHECK-LP: _Block_object_assign((void*)&dst->innerBlock, (void*)src->innerBlock, 7
30// CHECK-LP: _Block_object_dispose((void*)src->innerBlock, 7
31// CHECK-LP: _Block_object_assign((void*)&dst->innerObject, (void*)src->innerObject, 3
32// CHECK-LP: _Block_object_dispose((void*)src->innerObject, 3
33