1  /* { dg-do run } */
       2  /* { dg-options "-O2 -msse2" } */
       3  /* { dg-require-effective-target sse2 } */
       4  
       5  #include "sse2-check.h"
       6  
       7  #include <emmintrin.h>
       8  
       9  static void
      10  sse2_test (void)
      11  {
      12    union
      13      {
      14        __m128i x;
      15        char c[16];
      16        short s[8];
      17        int i[4];
      18        long long ll[2];
      19      } val1;
      20    int res[4];
      21    int masks[4];
      22    int i;
      23  
      24    for (i = 0; i < 16; i++)
      25      val1.c[i] = i;
      26  
      27    res[0] = __builtin_ia32_vec_ext_v4si ((__v4si)val1.x, 0);
      28    res[1] = __builtin_ia32_vec_ext_v4si ((__v4si)val1.x, 1);
      29    res[2] = __builtin_ia32_vec_ext_v4si ((__v4si)val1.x, 2);
      30    res[3] = __builtin_ia32_vec_ext_v4si ((__v4si)val1.x, 3);
      31  
      32    for (i = 0; i < 4; i++)
      33      masks[i] = i;
      34  
      35    for (i = 0; i < 4; i++)
      36      if (res[i] != val1.i [masks[i]])
      37        abort ();
      38  }