1/* PR target/59644 */
2/* { dg-do run { target lp64 } } */
3/* { dg-options "-O2 -ffreestanding -mno-sse -mpreferred-stack-boundary=3 -maccumulate-outgoing-args -mno-red-zone" } */
4
5/* This test uses __builtin_trap () instead of e.g. abort,
6   because due to -mpreferred-stack-boundary=3 it should not call
7   any library function from within main ().  */
8
9#include <stdarg.h>
10
11__attribute__((noinline, noclone))
12int
13bar (int x, int y, int z, int w, const char *fmt, va_list ap)
14{
15  if (x != 1 || y != 2 || z != 3 || w != 4)
16    __builtin_trap ();
17  if (fmt[0] != 'f' || fmt[1] != 'o' || fmt[2] != 'o' || fmt[3])
18    __builtin_trap ();
19  if (va_arg (ap, int) != 5 || va_arg (ap, int) != 6
20      || va_arg (ap, long long) != 7LL)
21    __builtin_trap ();
22  return 9;
23}
24
25__attribute__((noinline, noclone, optimize ("Os")))
26int
27foo (const char *fmt, ...)
28{
29  va_list ap;
30  va_start (ap, fmt);
31  int r = bar (1, 2, 3, 4, fmt, ap);
32  va_end (ap);
33  return r;
34}
35
36int
37main ()
38{
39  if (foo ("foo", 5, 6, 7LL) != 9)
40    __builtin_trap ();
41  return 0;
42}
43