/* PR middle-end/37009 */ /* { dg-do run { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */ /* { dg-additional-options "-mmmx -msse2" } */ /* { dg-require-effective-target sse2_runtime } */ #include #include #include "check.h" #ifndef ALIGNMENT #define ALIGNMENT 16 #endif typedef int aligned __attribute__((aligned(ALIGNMENT))); void bar (char *p, int size) { __builtin_strncpy (p, "good", size); } __m128 a = { 1.0 }; void test (va_list arg) { char *p; aligned i; int size; double x; __m128 e; size = va_arg (arg, int); if (size != 5) abort (); p = __builtin_alloca (size + 1); x = va_arg (arg, double); if (x != 5.0) abort (); bar (p, size); if (__builtin_strncmp (p, "good", size) != 0) { #ifdef DEBUG p[size] = '\0'; printf ("Failed: %s != good\n", p); #endif abort (); } if (check_int (&i, __alignof__(i)) != i) abort (); e = va_arg (arg, __m128); if (__builtin_memcmp (&e, &a, sizeof (e))) abort (); } void foo (const char *fmt, ...) { va_list arg; va_start (arg, fmt); test (arg); va_end (arg); } int main (void) { __m128 x = { 1.0 }; foo ("foo", 5, 5.0, x); return 0; }