1/* { dg-do compile } */ 2/* { dg-options "-mhle" } */ 3/* { dg-final { scan-assembler "lock;?\[ \n\t\]+\(xacquire\|\.byte\[ \t\]+0xf2\)\[ \t\n\]+sub" } } */ 4 5void 6hle_sub (int *p, int v) 7{ 8 __atomic_fetch_sub (p, v, __ATOMIC_ACQUIRE | __ATOMIC_HLE_ACQUIRE); 9} 10