Backported from mainline

[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gcc.c-torture / execute / ffs-1.c

__volatile int a = 0;

extern void abort (void);
extern void exit (int);

int
main (void)
{
  if (__builtin_ffs (a) != 0)
    abort ();
  exit (0);
}