duerst	2018-11-28 06:00:06 +0900 (Wed, 28 Nov 2018)

  New Revision: 66042

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=66042

  Log:
    make sure all nodes are correctly freed in create_property_node()
    
    We make sure that the newly created tree and all remaining nodes passed in
    in the node_array are freed.

  Modified files:
    trunk/regparse.c
Index: regparse.c
===================================================================
--- regparse.c	(revision 66041)
+++ regparse.c	(revision 66042)
@@ -5770,6 +5770,10 @@ create_sequence_node(Node **np, Node **n https://github.com/ruby/ruby/blob/trunk/regparse.c#L5770
   while (--i >= 0) {
     *np = node_new_list(node_array[i], tmp);
     if (IS_NULL(*np)) {
+      while (i >= 0) {
+        onig_node_free(node_array[i]);
+        node_array[i--] = NULL_NODE;
+      }
       onig_node_free(tmp);
       return ONIGERR_MEMORY;
     }

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