File: pr52407.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* { dg-do run } */
/* { dg-options "-fno-common" { target hppa*-*-hpux* } } */

extern void abort (void);

typedef long long T;
typedef T vl_t __attribute__((vector_size(2 * sizeof (T))));

vl_t	ul[4], vl[4] = { { 1, 2 }, { 3, 4 }, { 5, 6 }, { 7, 8 } };

static void
mul_vl_l(vl_t *u, vl_t *v, T x, int m)
{
  vl_t	 w;
  T *p = (T *)&w;
  p[0] = p[1] = x;
  while (m--)
    *u++ = *v++ * w;
}

int
main(int argc, char *argv[])
{
  int i;
  T *pl;

  pl = (T *) &ul;
  mul_vl_l(ul, vl, 2, 4);
  for (i = 0; i < 8; i++)
    if (pl[i] != 2 * (i + 1))
      abort ();

  return 0;
}