nobu	2018-01-14 23:14:51 +0900 (Sun, 14 Jan 2018)

  New Revision: 61820

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=61820

  Log:
    parse.y: ripper no longer uses rb_discard_node

  Modified files:
    trunk/parse.y
Index: parse.y
===================================================================
--- parse.y	(revision 61819)
+++ parse.y	(revision 61820)
@@ -306,11 +306,13 @@ static int parser_yyerror(struct parser_ https://github.com/ruby/ruby/blob/trunk/parse.y#L306
 
 static enum yytokentype yylex(YYSTYPE*, YYLTYPE*, struct parser_params*);
 
+#ifndef RIPPER
 static inline void
 rb_discard_node(struct parser_params *p, NODE *n)
 {
     rb_ast_delete_node(p->ast, n);
 }
+#endif
 
 static inline VALUE
 add_mark_object(struct parser_params *p, VALUE obj)

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