| 1 | // RUN: %clang_cc1 %s -triple=i686-apple-darwin9 -verify |
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| 2 | // rdar://13973577 |
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| 3 | |
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| 4 | struct foo { |
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| 5 | int big[128]; |
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| 6 | }; |
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| 7 | struct bar { |
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| 8 | char c[3]; |
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| 9 | }; |
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| 10 | |
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| 11 | struct bar smallThing; |
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| 12 | struct foo bigThing; |
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| 13 | _Atomic(struct foo) bigAtomic; |
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| 14 | |
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| 15 | void structAtomicStore() { |
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| 16 | struct foo f = {0}; |
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| 17 | __c11_atomic_store(&bigAtomic, f, 5); // expected-error {{atomic store requires runtime support that is not available for this target}} |
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| 18 | |
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| 19 | struct bar b = {0}; |
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| 20 | __atomic_store(&smallThing, &b, 5); |
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| 21 | |
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| 22 | __atomic_store(&bigThing, &f, 5); |
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| 23 | } |
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| 24 | |
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| 25 | void structAtomicLoad() { |
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| 26 | struct foo f = __c11_atomic_load(&bigAtomic, 5); // expected-error {{atomic load requires runtime support that is not available for this target}} |
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| 27 | struct bar b; |
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| 28 | __atomic_load(&smallThing, &b, 5); |
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| 29 | |
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| 30 | __atomic_load(&bigThing, &f, 5); |
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| 31 | } |
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| 32 | |
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