Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/other/pr49133.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do run { target i?86-*-* x86_64-*-* } } */ /* { dg-options "-O2 -msse2" } */ /* { dg-require-effective-target sse2_runtime } */ #include <xmmintrin.h> extern "C" void abort (); typedef double double_a __attribute__((__may_alias__)); struct V { __m128d data; }; int main() { V a; __m128d b; b = _mm_set_pd (1., 0.); a.data = _mm_set_pd (1., 0.); a.data = _mm_add_pd (a.data, _mm_and_pd (_mm_cmpeq_pd (a.data, _mm_set1_pd (0.)), _mm_set1_pd (2.))); reinterpret_cast<double_a *>(&a.data)[1] += 1.; b = _mm_add_pd (b, _mm_and_pd (_mm_cmpeq_pd (b, _mm_set1_pd (0.)), _mm_set1_pd (1.))); b = _mm_add_pd (b, _mm_and_pd (_mm_cmpeq_pd (b, _mm_set1_pd (1.)), _mm_set1_pd (1.))); if (_mm_movemask_pd (_mm_cmpeq_pd (a.data, b)) != 0x3) abort(); return 0; }