1/* { dg-do compile } */ 2/* { dg-require-effective-target sync_int_long } */ 3/* { dg-options "-O2 -finline-functions" } */ 4/* { dg-options "-march=i486" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */ 5/* { dg-options "-mcpu=v9" { target sparc*-*-* } } */ 6 7/* Test inlining __sync_bool_compare_and_swap. */ 8 9#include <stdbool.h> 10 11static bool 12compare_and_swap(long *addr, long old, long new_val) 13{ 14 return __sync_bool_compare_and_swap(addr, old, new_val); 15} 16 17void 18foo (long *address) 19{ 20 long he_address = *address & ~1; 21 while (!compare_and_swap(address, he_address, he_address | 1)) 22 he_address = *address & ~1; 23} 24