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