gcc/testsuite/gcc.dg/pr33676.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O0 -mtune=i386 -fomit-frame-pointer" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
   3
   4 __attribute__((noreturn,noinline)) void abrt (const char *fi, const char *fu)
   5 {
   6   __builtin_abort ();
   7 }
   8
   9 __attribute__((noinline)) int f (int k)
  10 {
  11   return k;
  12 }
  13
  14 __attribute__((noinline)) int g (int t, int k)
  15 {
  16   int b;
  17
  18   switch (t)
  19     {
  20     case 0:
  21       abrt (__FILE__, __FUNCTION__);
  22
  23     case 1:
  24       b = f (k);
  25       break;
  26
  27     case 2:
  28       b = f (k);
  29       break;
  30
  31     case 3:
  32       b = f (k);
  33       break;
  34
  35     case 4:
  36       b = f (k);
  37       break;
  38
  39     default:
  40       abrt (__FILE__, __FUNCTION__);
  41     }
  42
  43   return b;
  44 }
  45
  46 int main (void)
  47 {
  48   if (g (3, 1337) != 1337)
  49       abrt (__FILE__, __FUNCTION__);
  50   return 0;
  51 }