gcc/testsuite/gcc.dg/pr52139.c

   1 /* PR rtl-optimization/52139 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O -fno-tree-dominator-opts -fno-tree-fre" } */
   4 /* { dg-additional-options "-fpic" { target fpic } } */
   5
   6 void *p;
   7
   8 void
   9 foo (int a)
  10 {
  11   switch (a)
  12     {
  13     case 0:
  14     a0:
  15     case 1:
  16     a1:
  17       p = &&a1;
  18     case 2:
  19     a2:
  20       p = &&a2;
  21     case 3:
  22     a3:
  23       p = &&a3;
  24     case 4:
  25     a4:
  26       p = &&a4;
  27     case 5:
  28     a5:
  29       p = &&a5;
  30     case 6:
  31     a6:
  32       p = &&a6;
  33     case 7:
  34     a7:
  35       p = &&a7;
  36     case 8:
  37     a8:
  38       p = &&a8;
  39     case 9:
  40     a9:
  41       p = &&a9;
  42     case 10:
  43     a10:
  44       p = &&a10;
  45     default:
  46       p = &&a0;
  47     }
  48   goto *p;
  49 }