rt_gccstream/gcc/testsuite/gcc.dg/Wstrict-aliasing-bogus-ref-...

27 lines
646 B
C

/* { dg-do compile } */
/* { dg-options "-O2 -Wall" } */
typedef long long __m128i __attribute__ ((__vector_size__ (16), __may_alias__));
extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_mm_load_si128 (__m128i const *__P)
{
return *__P;
}
static const short __attribute__((__aligned__(16))) tbl[8] =
{ 1, 2, 3, 4, 5, 6, 7, 8};
__m128i get_vec(void)
{
__m128i ret;
ret = _mm_load_si128((__m128i *)tbl); /* { dg-bogus "type-punning" } */
return ret;
}
/* Ignore a warning that is irrelevant to the purpose of this test. */
/* { dg-prune-output ".*GCC vector returned by reference.*" } */