1/* PR rtl-optimization/17853 */
2/* Contributed by Stuart Hastings <stuart@apple.com> */
3/* { dg-do compile } */
4/* { dg-options "-O2 -mmmx" } */
5#include <mmintrin.h>
6#include <stdlib.h>
7
8__m64 global_mask;
9
10int main()
11{
12    __m64 zero = _mm_setzero_si64();
13    __m64 mask = _mm_cmpeq_pi8( zero, zero );
14    mask = _mm_unpacklo_pi8( mask, zero );
15    global_mask = mask;
16    return 0;
17}
18
19