1  /* PR tree-optimization/46491 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2" } */
       4  
       5  extern void abort (void);
       6  
       7  __attribute__((noinline)) int
       8  foo (int *p)
       9  {
      10    int r;
      11    asm ("movl $6, (%1)\n\txorl %0, %0" : "=r" (r) : "r" (p) : "memory");
      12    return r;
      13  }
      14  
      15  int
      16  main (void)
      17  {
      18    int p = 8;
      19    if ((foo (&p) ? : p) != 6)
      20      abort ();
      21    return 0;
      22  }