gcc/testsuite/gcc.dg/pr50251.c

   1 /* { dg-do compile { target { ! { x86_64-*-mingw* } } } } */
   2 /* { dg-options "-O2" } */
   3 /* { dg-additional-options "-mpreferred-stack-boundary=12" { target { { i?86-*-* x86_64-*-* } && lp64 } } } */
   4
   5 extern void bar (int*);
   6
   7 char *p;
   8
   9 int
  10 main ()
  11 {
  12   int q;
  13   p = __builtin_stack_save ();
  14   bar (&q);
  15   __builtin_stack_restore (p);
  16   bar (&q);
  17   return 0;
  18 }