| Eric Christopher | a1032cc | 2011-08-20 00:49:25 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -fblocks -emit-llvm %s -fobjc-gc -o - | FileCheck %s |
| 2 | |
| 3 | // CHECK: objc_assign_strongCast |
| 4 | // rdar://5541393 |
| 5 | |
| 6 | typedef __SIZE_TYPE__ size_t; |
| 7 | void * malloc(size_t size); |
| 8 | |
| 9 | typedef struct { |
| 10 | void (^ivarBlock)(void); |
| 11 | } StructWithBlock_t; |
| 12 | |
| 13 | int main(int argc, char *argv[]) { |
| 14 | StructWithBlock_t *swbp = (StructWithBlock_t *)malloc(sizeof(StructWithBlock_t*)); |
| 15 | __block int i = 10; |
| 16 | // assigning a Block into an struct slot should elicit a write-barrier under GC |
| 17 | swbp->ivarBlock = ^ { ++i; }; |
| 18 | return 0; |
| 19 | } |