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1// RUN: %clang_cc1 -fblocks -emit-llvm %s -fobjc-gc -o - | FileCheck %s2 3// CHECK: objc_assign_strongCast4 5typedef __SIZE_TYPE__ size_t;6void * malloc(size_t size);7 8typedef struct {9 void (^ivarBlock)(void);10} StructWithBlock_t;11 12int main(int argc, char *argv[]) {13 StructWithBlock_t *swbp = (StructWithBlock_t *)malloc(sizeof(StructWithBlock_t*));14 __block int i = 10;15 // assigning a Block into an struct slot should elicit a write-barrier under GC16 swbp->ivarBlock = ^ { ++i; };17 return 0;18}19