gcc/testsuite/gcc.c-torture/execute/pr48809.c

   1 /* PR tree-optimization/48809 */
   2
   3 extern void abort (void);
   4
   5 int
   6 foo (signed char x)
   7 {
   8   int y = 0;
   9   switch (x)
  10     {
  11     case 0: y = 1; break;
  12     case 1: y = 7; break;
  13     case 2: y = 2; break;
  14     case 3: y = 19; break;
  15     case 4: y = 5; break;
  16     case 5: y = 17; break;
  17     case 6: y = 31; break;
  18     case 7: y = 8; break;
  19     case 8: y = 28; break;
  20     case 9: y = 16; break;
  21     case 10: y = 31; break;
  22     case 11: y = 12; break;
  23     case 12: y = 15; break;
  24     case 13: y = 111; break;
  25     case 14: y = 17; break;
  26     case 15: y = 10; break;
  27     case 16: y = 31; break;
  28     case 17: y = 7; break;
  29     case 18: y = 2; break;
  30     case 19: y = 19; break;
  31     case 20: y = 5; break;
  32     case 21: y = 107; break;
  33     case 22: y = 31; break;
  34     case 23: y = 8; break;
  35     case 24: y = 28; break;
  36     case 25: y = 106; break;
  37     case 26: y = 31; break;
  38     case 27: y = 102; break;
  39     case 28: y = 105; break;
  40     case 29: y = 111; break;
  41     case 30: y = 17; break;
  42     case 31: y = 10; break;
  43     case 32: y = 31; break;
  44     case 98: y = 18; break;
  45     case -62: y = 19; break;
  46     }
  47   return y;
  48 }
  49
  50 int
  51 main ()
  52 {
  53   if (foo (98) != 18 || foo (97) != 0 || foo (99) != 0)
  54     abort ();
  55   if (foo (-62) != 19 || foo (-63) != 0 || foo (-61) != 0)
  56     abort ();
  57   if (foo (28) != 105 || foo (27) != 102 || foo (29) != 111)
  58     abort ();
  59   return 0;
  60 }