gcc/testsuite/gcc.dg/20050105-1.c

   1 /* PR rtl-optimization/18861 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 extern void abort (void);
   6
   7 int
   8 foo (int code)
   9 {
  10   if (code >= 3)
  11     switch (code)
  12       {
  13       case 3: return 4;
  14       case 4: return 3;
  15       case 5: return 6;
  16       case 6: return 7;
  17       case 7: return 8;
  18       case 8: return 5;
  19       default: abort ();
  20       }
  21   switch (code)
  22     {
  23     case 3: return 4;
  24     case 4: return 3;
  25     case 5: return 6;
  26     case 6: return 7;
  27     case 7: return 8;
  28     case 8: return 5;
  29     default: abort ();
  30     }
  31 }