gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/920721-4.c

   1 #ifndef NO_LABEL_VALUES
   2 int try (int num) {
   3   __label__ lab1, lab2, lab3, lab4, lab5, lab6, default_lab;
   4
   5   void *do_switch (int num) {
   6     switch(num) {
   7     case 1:
   8       return &&lab1;
   9     case 2:
  10       return &&lab2;
  11     case 3:
  12       return &&lab3;
  13     case 4:
  14       return &&lab4;
  15     case 5:
  16       return &&lab5;
  17     case 6:
  18       return &&lab6;
  19     default:
  20       return &&default_lab;
  21     }
  22   }
  23
  24   goto *do_switch (num);
  25
  26  lab1:
  27   return 1;
  28
  29  lab2:
  30   return 2;
  31
  32  lab3:
  33   return 3;
  34
  35  lab4:
  36   return 4;
  37
  38  lab5:
  39   return 5;
  40
  41  lab6:
  42   return 6;
  43
  44  default_lab:
  45   return -1;
  46 }
  47
  48 main()
  49 {
  50   int i;
  51   for (i = 1; i <= 6; i++)
  52     {
  53       if (try (i) != i)
  54         abort();
  55     }
  56   exit(0);
  57 }
  58 #else
  59 main(){ exit (0); }
  60 #endif