1  /* { dg-do compile } */ 
       2  /* { dg-options "-O2 -fno-code-hoisting -fdump-tree-pre-stats" } */
       3  double cos (double);
       4  double f(double a)
       5  {
       6    double b;
       7    double c,d;
       8   if (a < 2.0)
       9     {
      10       c = cos (a);
      11     }
      12   else
      13     {
      14       c = 1.0; 
      15     }
      16   d = cos (a);
      17   return d + c;
      18  }
      19  
      20  /* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */