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/* This test was causing an ICE in DCE because we were allowing void *

   pointers to have a memory tag, which we were copying when doing copy

   propagation.  Since void * can never be de-referenced, its memory tag

   was never renamed.  */

/* { dg-do compile } */

/* { dg-options "-O -ftree-dominator-opts" } */

typedef __SIZE_TYPE__ size_t;

typedef union tree_node *tree;

struct operands_d

{

  tree *def_op;

};

void

gt_ggc_mx_operands_d (void *x_p)

{

  struct operands_d *const x = (struct operands_d *) x_p;

  if ((*x).def_op != ((void *) 0))

    {

      size_t i0;

      do

        {

          const void *const a__ = ((*x).def_op);

          if (a__ != ((void *) 0) && a__ != (void *) 1)

            ggc_set_mark (a__);

        }

      while (0);

      for (i0 = 0; i0 < (size_t) (1); i0++)

        {

          do

            {

              if ((void *) (*x).def_op[i0] != ((void *) 0))

                gt_ggc_mx_lang_tree_node ((*x).def_op[i0]);

            }

          while (0);

        }

    }

}