/* 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 __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; }