1  /* { dg-do compile } */
       2  /* { dg-options "-O -msse2 -mfpmath=sse" } */
       3  
       4  typedef double v2df __attribute__ ((__vector_size__ (16)));
       5  
       6  v2df f(double d,double e){
       7    v2df x={-d,d};
       8    v2df y={-e,e};
       9    return __builtin_ia32_shufpd(x,y,1);
      10  }
      11  
      12  /* { dg-final { scan-assembler-not "\tv?shufpd\[ \t\]" } } */
      13  /* { dg-final { scan-assembler-times "\tv?unpcklpd\[ \t\]" 1 } } */