gcc/testsuite/gcc.dg/tree-ssa/pr71520.c

   1 /* PR tree-optimization/71520 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4
   5 void bar (int);
   6
   7 void
   8 foo (int x)
   9 {
  10   switch (x)
  11     {
  12     case 1:
  13     case 12:
  14     case 28:
  15     case 174:
  16       bar (1);
  17       bar (2);
  18       break;
  19     case 3:
  20     case 7:
  21     case 78:
  22     case 96:
  23     case 121:
  24     default:
  25       bar (3);
  26       bar (4);
  27       bar (5);
  28       bar (6);
  29       break;
  30     case 8:
  31     case 13:
  32     case 27:
  33     case 19:
  34     case 118:
  35       bar (3);
  36       bar (4);
  37       bar (5);
  38       bar (6);
  39       break;
  40     case 4:
  41       bar (7);
  42       break;
  43     }
  44 }
  45
  46 void
  47 baz (int x)
  48 {
  49   switch (x)
  50     {
  51     case 1:
  52     case 12:
  53     case 28:
  54     case 174:
  55       bar (8);
  56       bar (9);
  57       break;
  58     case 3:
  59     case 7:
  60     case 78:
  61     case 96:
  62     case 121:
  63     default:
  64     lab1:
  65     lab2:
  66       bar (10);
  67       bar (11);
  68       bar (12);
  69       bar (13);
  70       break;
  71     case 8:
  72     case 13:
  73     case 27:
  74     case 19:
  75     case 118:
  76     lab3:
  77     lab4:
  78       bar (10);
  79       bar (11);
  80       bar (12);
  81       bar (13);
  82       break;
  83     case 4:
  84       bar (14);
  85       break;
  86     }
  87 }
  88
  89 /* { dg-final { scan-tree-dump-times "bar \\\(3\\\);" 1 "optimized" } } */
  90 /* { dg-final { scan-tree-dump-times "bar \\\(10\\\);" 1 "optimized" } } */