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

/* { dg-options "-O2 -msse2" } */

#include <xmmintrin.h>

extern void abort();

int untrue = 0;

typedef union {

  __v4sf v;

  float f[4];

} u;

void foo (u, u) __attribute__((noinline));

void foo (u a, u b) {

  if (b.f[0] != 7.0 || b.f[1] != 8.0 || b.f[2] != 3.0 || b.f[3] != 4.0)

    abort();

}

void bar (__v4sf, __v4sf) __attribute__((noinline));

void bar (__v4sf a __attribute((unused)), __v4sf b __attribute((unused))) { untrue = 0;}

__v4sf setupa () __attribute((noinline));

__v4sf setupa () { __v4sf t = { 1.0, 2.0, 3.0, 4.0 }; return t; }

__v4sf setupb () __attribute((noinline));

__v4sf setupb () { __v4sf t = { 5.0, 6.0, 7.0, 8.0 }; return t; }

main() {

  u a, b;

  a.v = setupa ();

  b.v = setupb ();

  if (untrue)

    bar(a.v, b.v);

  b.v = (__v4sf) _mm_movehl_ps ((__m128)a.v, (__m128)b.v);

  foo (a, b);

  return 0;

}