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-*-* } && ia32 } } } */
       5  /* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
       6  
       7  /* Test inlining __sync_bool_compare_and_swap.  */
       8  
       9  #include <stdbool.h>
      10  
      11  static bool
      12  compare_and_swap(long *addr, long old, long new_val)
      13  {
      14    return __sync_bool_compare_and_swap(addr, old, new_val);
      15  }
      16  
      17  void
      18  foo (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  }