gcc/testsuite/gcc.target/i386/cet-sjlj-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fcf-protection" } */
   3 /* { dg-final { scan-assembler-times "endbr32" 4 { target ia32 } } } */
   4 /* { dg-final { scan-assembler-times "endbr64" 4 { target { ! ia32 } } } } */
   5 /* { dg-final { scan-assembler-times "rdssp\[dq]" 2 } } */
   6 /* { dg-final { scan-assembler-times "incssp\[dq]" 2 } } */
   7
   8 /* Based on gcc.dg/setjmp-3.c.  */
   9
  10 void *buf[5];
  11
  12 extern void abort (void);
  13
  14 void raise0(void)
  15 {
  16   __builtin_longjmp (buf, 1);
  17 }
  18
  19 int execute(int cmd)
  20 {
  21   int last = 0;
  22
  23   if (__builtin_setjmp (buf) == 0)
  24     while (1)
  25       {
  26         last = 1;
  27         raise0 ();
  28       }
  29
  30   if (last == 0)
  31     return 0;
  32   else
  33     return cmd;
  34 }
  35
  36 int main(void)
  37 {
  38   if (execute (1) == 0)
  39     abort ();
  40
  41   return 0;
  42 }