1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-iftoswitch-optimized" } */
       3  
       4  int global;
       5  
       6  int foo(int a)
       7  {
       8    int x = 0;
       9    for (unsigned i = 0; i < a; i++)
      10    {
      11      if (a == 2)
      12      {
      13        global += 123;
      14        x = 1;
      15      }
      16      else if (a == 3)
      17        x = 2;
      18      else if (a == 10)
      19        x = 3;
      20    }
      21  
      22    return x;
      23  }
      24  
      25  /* { dg-final { scan-tree-dump-not "Condition chain " "iftoswitch" } } */