1  /* { dg-do compile } */
       2  
       3  #include <stdatomic.h>
       4  
       5  extern volatile atomic_flag guard;
       6  
       7  void
       8  try_atomic_flag_test_and_set (void)
       9  {
      10    atomic_flag_test_and_set (&guard);
      11  }
      12  
      13  /* Expect assembly like:
      14  
      15  	jbssi $0,guard,.L1
      16  .L1:
      17  
      18   */
      19  
      20  /* { dg-final { scan-assembler "\tjbssi \\\$0,guard," } } */