gcc/testsuite/gcc.dg/torture/stackalign/setjmp-3.c

   1 /* { dg-do run } */
   2
   3 #include <setjmp.h>
   4
   5 extern void abort (void);
   6
   7 jmp_buf buf;
   8
   9 void raise0(void)
  10 {
  11   __builtin_longjmp (buf, 1);
  12 }
  13
  14 int execute(int cmd)
  15 {
  16   int last = 0;
  17
  18   if (__builtin_setjmp (buf) == 0)
  19     while (1)
  20       {
  21         last = 1;
  22         raise0 ();
  23       }
  24
  25   if (last == 0)
  26     return 0;
  27   else
  28     return cmd;
  29 }
  30
  31 int main(void)
  32 {
  33   if (execute (1) == 0)
  34     abort ();
  35
  36   return 0;
  37 }