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/* PR27363.  CSE was breaking on the arm store multiple insn used for

   structure copies.  */

/* { dg-do run } */

/* { dg-options "-Os" } */

extern void abort (void);

struct snd_mask {

    unsigned int bits[6];

};

static int __attribute__((noinline))

snd_mask_refine(struct snd_mask *mask)

{

  struct snd_mask old;

  old = *mask;

  if (mask->bits[0]==0 && mask->bits[1]==0)

    return 1;

  return old.bits[0] != mask->bits[0];

}

int main(int argc, char *argv[])

{

  struct snd_mask mask;

  mask.bits[0] = 23;

  mask.bits[1] = 42;

  mask.bits[2] = 0;

  mask.bits[3] = 0;

  mask.bits[4] = 0;

  mask.bits[5] = 0;

  if (snd_mask_refine(&mask))

    abort();

  return 0;

}