| /* PR target/59644 */ |
| /* { dg-do run { target lp64 } } */ |
| /* { dg-options "-O2 -ffreestanding -mno-sse -mpreferred-stack-boundary=3 -maccumulate-outgoing-args -mno-red-zone" } */ |
| |
| /* This test uses __builtin_trap () instead of e.g. abort, |
| because due to -mpreferred-stack-boundary=3 it should not call |
| any library function from within main (). */ |
| |
| #include <stdarg.h> |
| |
| __attribute__((noinline, noclone)) |
| int |
| bar (int x, int y, int z, int w, const char *fmt, va_list ap) |
| { |
| if (x != 1 || y != 2 || z != 3 || w != 4) |
| __builtin_trap (); |
| if (fmt[0] != 'f' || fmt[1] != 'o' || fmt[2] != 'o' || fmt[3]) |
| __builtin_trap (); |
| if (va_arg (ap, int) != 5 || va_arg (ap, int) != 6 |
| || va_arg (ap, long long) != 7LL) |
| __builtin_trap (); |
| return 9; |
| } |
| |
| __attribute__((noinline, noclone, optimize ("Os"))) |
| int |
| foo (const char *fmt, ...) |
| { |
| va_list ap; |
| va_start (ap, fmt); |
| int r = bar (1, 2, 3, 4, fmt, ap); |
| va_end (ap); |
| return r; |
| } |
| |
| int |
| main () |
| { |
| if (foo ("foo", 5, 6, 7LL) != 9) |
| __builtin_trap (); |
| return 0; |
| } |
