31 lines
768 B
C
31 lines
768 B
C
// RUN: %clang_cc1 %s -triple=i686-apple-darwin9 -verify
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// rdar://13973577
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struct foo {
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int big[128];
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};
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struct bar {
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char c[3];
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};
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struct bar smallThing;
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struct foo bigThing;
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_Atomic(struct foo) bigAtomic;
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void structAtomicStore() {
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struct foo f = {0};
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__c11_atomic_store(&bigAtomic, f, 5); // expected-error {{atomic store requires runtime support that is not available for this target}}
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struct bar b = {0};
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__atomic_store(&smallThing, &b, 5);
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__atomic_store(&bigThing, &f, 5);
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}
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void structAtomicLoad() {
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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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struct bar b;
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__atomic_load(&smallThing, &b, 5);
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__atomic_load(&bigThing, &f, 5);
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}
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