gcc/testsuite/gcc.dg/pr45259.c

   1 /* PR debug/45259 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-g -O2 -w -fpic" { target fpic } } */
   4 /* { dg-options "-g -O2 -w" { target { ! fpic } } } */
   5
   6 struct S { void (*bar) (long); };
   7 struct T { struct S *t; };
   8 int w;
   9 extern int baz (int);
  10
  11 void
  12 foo (int x, int u, char *z)
  13 {
  14   struct T *v;
  15   static void *y[256] = { &&l1, &&l2 };
  16   for (;;)
  17     switch (x)
  18       {
  19       l2:
  20         x = 9;
  21       case 9:
  22         goto *y[*z++];
  23       case 10:
  24       case 27:
  25       case 54:
  26       case 99:
  27       case 100:
  28       case 120:
  29       case 122:
  30       case 131:
  31       case 132:
  32       case 134:
  33       case 141:
  34       case 142:
  35         v->t->bar (u);
  36         v->t->bar (u);
  37       case 143:
  38         continue;
  39       l1:
  40       default:
  41         baz (w);
  42       }
  43 }