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/* PR middle-end/17767 */

/* Contributed by Volker Reichelt <reichelt@igpm.rwth-aachen.de> */

/* { dg-do compile { target i?86-*-* x86_64-*-* } } */

/* { dg-options "-O -mmmx" } */

typedef int __m64 __attribute__ ((vector_size (8)));

typedef short __v4hi __attribute__ ((vector_size (8)));

__m64 foo ()

{

  int i;

  __m64 m;

  for (i = 0; i < 2; i++)

    m = (__m64) __builtin_ia32_pcmpeqw ((__v4hi) m, (__v4hi) m);

  return m;

}