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
13 int
main()14 main ()
15 {
16 __atomic_compare_exchange_n (&i, &e, 1, 0, __ATOMIC_RELAXED, __ATOMIC_SEQ_CST); /* { dg-warning "failure memory model cannot be stronger" } */
17 __atomic_compare_exchange_n (&i, &e, 1, 0, __ATOMIC_SEQ_CST, __ATOMIC_RELEASE); /* { dg-warning "invalid failure memory" } */
18 __atomic_compare_exchange_n (&i, &e, 1, 1, __ATOMIC_SEQ_CST, __ATOMIC_ACQ_REL); /* { dg-warning "invalid failure memory" } */
19
20 __atomic_load_n (&i, __ATOMIC_RELEASE); /* { dg-warning "invalid memory model" } */
21 __atomic_load_n (&i, __ATOMIC_ACQ_REL); /* { dg-warning "invalid memory model" } */
22
23 __atomic_store_n (&i, 1, __ATOMIC_ACQUIRE); /* { dg-warning "invalid memory model" } */
24 __atomic_store_n (&i, 1, __ATOMIC_CONSUME); /* { dg-warning "invalid memory model" } */
25 __atomic_store_n (&i, 1, __ATOMIC_ACQ_REL); /* { dg-warning "invalid memory model" } */
26
27 i = __atomic_always_lock_free (s, NULL); /* { dg-error "non-constant argument" } */
28
29 __atomic_load_n (&i, 44); /* { dg-warning "invalid memory model" } */
30
31 __atomic_clear (&x, __ATOMIC_CONSUME); /* { dg-warning "invalid memory model" } */
32 __atomic_clear (&x, __ATOMIC_ACQUIRE); /* { dg-warning "invalid memory model" } */
33
34 __atomic_clear (&x, __ATOMIC_ACQ_REL); /* { dg-warning "invalid memory model" } */
35
36 }
37