1  /* PR tree-optimization/109274 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 " } */
       4  
       5  float a, b, c;
       6  int d;
       7  float bar (void);
       8  
       9  void
      10  foo (void)
      11  {
      12    a = 0 * -(2.0f * c);
      13    d = a != a ? 0 : bar ();
      14    b = c;
      15  }
      16