Avoid usage of the dummy empty BEGIN node

Use NODE_SPECIAL_NO_NAME_REST instead.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67629 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 1 deletions

diff --git a/ast.c b/ast.c
index 5945df95ce..3e25c89a55 100644
--- a/ast.c
+++ b/ast.c
@@ -634,10 +634,12 @@ node_children(rb_ast_t *ast, NODE *node)
       case NODE_ARYPTN:
         {
             struct rb_ary_pattern_info *apinfo = node->nd_apinfo;
+            VALUE rest = NODE_NAMED_REST_P(apinfo->rest_arg) ? NEW_CHILD(ast, apinfo->rest_arg) :
+                                                               ID2SYM(rb_intern("NODE_SPECIAL_NO_NAME_REST"));
             return rb_ary_new_from_args(4,
                                         NEW_CHILD(ast, node->nd_pconst),
                                         NEW_CHILD(ast, apinfo->pre_args),
-                                        NEW_CHILD(ast, apinfo->rest_arg),
+                                        rest,
                                         NEW_CHILD(ast, apinfo->post_args));
         }
       case NODE_HSHPTN: