1  /* PR rtl-optimization/45739 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -msse2" } */
       4  
       5  #include <emmintrin.h>
       6  
       7  __m128i var;
       8  
       9  void
      10  foo (void)
      11  {
      12    __m128i zero = _mm_setzero_si128 ();
      13    var = _mm_xor_si128 (zero, var);
      14  }
      15  
      16  void
      17  bar (void)
      18  {
      19    __m128i zero = _mm_setzero_si128 ();
      20    var = _mm_or_si128 (var, zero);
      21  }
      22  
      23  /* { dg-final { scan-assembler-not "pxor\[^\n\]*xmm" } } */
      24  /* { dg-final { scan-assembler-not "por\[^\n\]*xmm" } } */