gcc/testsuite/gcc.dg/torture/stackalign/non-local-goto-4.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target nonlocal_goto } */
   3
   4 extern void abort (void);
   5 extern void exit (int);
   6
   7 #ifdef STACK_SIZE
   8 #define DEPTH ((STACK_SIZE) / 512 + 1)
   9 #else
  10 #define DEPTH 1000
  11 #endif
  12
  13 #if ! defined (NO_LABEL_VALUES) && !defined (NO_TRAMPOLINES)
  14 int
  15 x(int a)
  16 {
  17   __label__ xlab;
  18   void y(int a)
  19     {
  20       if (a==0)
  21         goto xlab;
  22       y (a-1);
  23     }
  24   y (a);
  25  xlab:;
  26   return a;
  27 }
  28 #endif
  29
  30 int
  31 main ()
  32 {
  33 #if ! defined (NO_LABEL_VALUES) && !defined (NO_TRAMPOLINES)
  34   if (x (DEPTH) != DEPTH)
  35     abort ();
  36 #endif
  37   exit (0);
  38 }