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/* { dg-do run } */
/* { dg-require-effective-target sync_char_short } */
/* { dg-options "-mcpu=v9" { target sparc*-*-* } } */
 
/* This testcase failed on s390 because no compare instruction for
   the check of FLAG was emitted.  */
 
unsigned short int count = 0;
int flag = 1;
 
extern void abort (void);
extern void exit (int);
 
int
main ()
{
  __sync_add_and_fetch (&count, -1);
 
  if (!flag)
    abort ();
  exit (0);
}