1  /* PR tree-optimization/80632 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2" } */
       4  
       5  extern int bar (void);
       6  extern void baz (void);
       7  int a;
       8  
       9  int
      10  foo (void)
      11  {
      12    int c = 8;
      13    if (bar ())
      14      {
      15        baz ();
      16        switch (a)
      17  	{
      18  	case 0:
      19  	  c = 1;
      20  	  break;
      21  	case 1:
      22  	  c = 0;
      23  	  break;
      24  	case 2:
      25  	  c = 0;
      26  	  break;
      27  	case 3:
      28  	  c = 0;
      29  	  break;
      30  	default:
      31  	  c = 1;
      32  	}
      33      }
      34    return c;
      35  }