1C Atomic-RMW-ops-are-atomic-WRT-atomic_set 2 3(* 4 * Result: Never 5 * 6 * Test that atomic_set() cannot break the atomicity of atomic RMWs. 7 * NOTE: This requires herd7 7.56 or later which supports "(void)expr". 8 *) 9 10{ 11 atomic_t v = ATOMIC_INIT(1); 12} 13 14P0(atomic_t *v) 15{ 16 (void)atomic_add_unless(v, 1, 0); 17} 18 19P1(atomic_t *v) 20{ 21 atomic_set(v, 0); 22} 23 24exists 25(v=2) 26