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20 lines
529 B
20 lines
529 B
4 months ago
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// RUN: %clang_cc1 -fblocks -emit-llvm %s -fobjc-gc -o - | FileCheck %s
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// CHECK: objc_assign_strongCast
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// rdar://5541393
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typedef __SIZE_TYPE__ size_t;
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void * malloc(size_t size);
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typedef struct {
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void (^ivarBlock)(void);
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} StructWithBlock_t;
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int main(int argc, char *argv[]) {
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StructWithBlock_t *swbp = (StructWithBlock_t *)malloc(sizeof(StructWithBlock_t*));
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__block int i = 10;
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// assigning a Block into an struct slot should elicit a write-barrier under GC
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swbp->ivarBlock = ^ { ++i; };
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return 0;
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}
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