* enumerator.c (enumerator_block_call): use PARRAY_CONST_PTR()
  instead of RARRAY_PTR().
* io.c (rb_io_s_popen): ditto.
* numeric.c (num_step_size): ditto.
* vm_eval.c (rb_apply): ditto.
* vm_eval.c (rb_eval_cmd): ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45353 b2dd03c8-39d4-4d8f-98ff-823fe69b080e