1 /* Test __atomic routines for invalid memory model errors. This only needs
2 to be tested on a single size. */
3 /* { dg-do compile } */
4 /* { dg-require-effective-target sync_int_long } */
5
6 #include <stddef.h>
7 #include <stdbool.h>
8
9 int i, e, b;
10 size_t s;
11 bool x;
12
main()13 main ()
14 {
15 __atomic_compare_exchange_n (&i, &e, 1, 0, __ATOMIC_RELAXED, __ATOMIC_SEQ_CST); /* { dg-error "failure memory model cannot be stronger" } */
16 __atomic_compare_exchange_n (&i, &e, 1, 0, __ATOMIC_SEQ_CST, __ATOMIC_RELEASE); /* { dg-error "invalid failure memory" } */
17 __atomic_compare_exchange_n (&i, &e, 1, 1, __ATOMIC_SEQ_CST, __ATOMIC_ACQ_REL); /* { dg-error "invalid failure memory" } */
18
19 __atomic_exchange_n (&i, 1, __ATOMIC_CONSUME); /* { dg-error "invalid memory model" } */
20
21 __atomic_load_n (&i, __ATOMIC_RELEASE); /* { dg-error "invalid memory model" } */
22 __atomic_load_n (&i, __ATOMIC_ACQ_REL); /* { dg-error "invalid memory model" } */
23
24 __atomic_store_n (&i, 1, __ATOMIC_ACQUIRE); /* { dg-error "invalid memory model" } */
25 __atomic_store_n (&i, 1, __ATOMIC_CONSUME); /* { dg-error "invalid memory model" } */
26 __atomic_store_n (&i, 1, __ATOMIC_ACQ_REL); /* { dg-error "invalid memory model" } */
27
28 i = __atomic_always_lock_free (s, NULL); /* { dg-error "non-constant argument" } */
29
30 __atomic_load_n (&i, 44); /* { dg-warning "invalid memory model" } */
31
32 __atomic_clear (&x, __ATOMIC_ACQUIRE); /* { dg-error "invalid memory model" } */
33
34 __atomic_clear (&x, __ATOMIC_ACQ_REL); /* { dg-error "invalid memory model" } */
35
36 }
37