1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 %s -triple=i686-apple-darwin9 -verify
2*f4a2713aSLionel Sambuc // rdar://13973577
3*f4a2713aSLionel Sambuc
4*f4a2713aSLionel Sambuc struct foo {
5*f4a2713aSLionel Sambuc int big[128];
6*f4a2713aSLionel Sambuc };
7*f4a2713aSLionel Sambuc struct bar {
8*f4a2713aSLionel Sambuc char c[3];
9*f4a2713aSLionel Sambuc };
10*f4a2713aSLionel Sambuc
11*f4a2713aSLionel Sambuc struct bar smallThing;
12*f4a2713aSLionel Sambuc struct foo bigThing;
13*f4a2713aSLionel Sambuc _Atomic(struct foo) bigAtomic;
14*f4a2713aSLionel Sambuc
structAtomicStore()15*f4a2713aSLionel Sambuc void structAtomicStore() {
16*f4a2713aSLionel Sambuc struct foo f = {0};
17*f4a2713aSLionel Sambuc __c11_atomic_store(&bigAtomic, f, 5); // expected-error {{atomic store requires runtime support that is not available for this target}}
18*f4a2713aSLionel Sambuc
19*f4a2713aSLionel Sambuc struct bar b = {0};
20*f4a2713aSLionel Sambuc __atomic_store(&smallThing, &b, 5);
21*f4a2713aSLionel Sambuc
22*f4a2713aSLionel Sambuc __atomic_store(&bigThing, &f, 5);
23*f4a2713aSLionel Sambuc }
24*f4a2713aSLionel Sambuc
structAtomicLoad()25*f4a2713aSLionel Sambuc void structAtomicLoad() {
26*f4a2713aSLionel Sambuc struct foo f = __c11_atomic_load(&bigAtomic, 5); // expected-error {{atomic load requires runtime support that is not available for this target}}
27*f4a2713aSLionel Sambuc struct bar b;
28*f4a2713aSLionel Sambuc __atomic_load(&smallThing, &b, 5);
29*f4a2713aSLionel Sambuc
30*f4a2713aSLionel Sambuc __atomic_load(&bigThing, &f, 5);
31*f4a2713aSLionel Sambuc }
32