File: fold-cvect.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 "-O" } */

extern void abort (void);

/* We should fold all reads from xconstant and eliminate it, removing
   the reference to blah which cannot be resolved at link time.  */
extern int blah;

typedef int v4si __attribute__((vector_size(16)));

static const struct {
    int *y;
    const v4si x[2] __attribute__((aligned(32)));
} xconstant = { &blah, { { 0, 1, 2, 3 }, { 2, 3, 4, 5 } } };

int main()
{
  if (sizeof (int) != 4)
    return 0;
  if (*(int *)&xconstant.x[0][0] != 0)
    abort ();
  if (*(int *)&xconstant.x[0][1] != 1)
    abort ();
  if (*(int *)&xconstant.x[0][2] != 2)
    abort ();
  if (*(int *)&xconstant.x[0][3] != 3)
    abort ();
  if (*(int *)&xconstant.x[1][0] != 2)
    abort ();
  if (*(int *)&xconstant.x[1][1] != 3)
    abort ();
  if (*(int *)&xconstant.x[1][2] != 4)
    abort ();
  if (*(int *)&xconstant.x[1][3] != 5)
    abort ();
  return 0;
}