1// RUN: %llvmgcc -x objective-c -S %s -fobjc-gc -o - | grep objc_assign_strongCast 2// rdar://5541393 3 4typedef struct { 5 void (^ivarBlock)(void); 6} StructWithBlock_t; 7 8int main(char *argc, char *argv[]) { 9 StructWithBlock_t *swbp = (StructWithBlock_t *)malloc(sizeof(StructWithBlock_t*)); 10 __block int i = 10; 11 // assigning a Block into an struct slot should elicit a write-barrier under GC 12 swbp->ivarBlock = ^ { ++i; }; 13 return 0; 14} 15