From 801d0d9dd72209dab238e3d580ad1ab8116fd8fe Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 17 Jun 2019 23:25:47 +0900
Subject: [PATCH] Support Bison 3 in ripper

---
 ext/ripper/depend | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ext/ripper/depend b/ext/ripper/depend
index 8b7eab0217..f6f9b98c53 100644
--- a/ext/ripper/depend
+++ b/ext/ripper/depend
@@ -21,6 +21,7 @@ ripper.y: $(srcdir)/tools/preproc.rb $(srcdir)/tools/dsl.rb $(top_srcdir)/parse.
 	$(ECHO) extracting $@ from $(top_srcdir)/parse.y
 	$(Q) $(RUBY) $(top_srcdir)/tool/id2token.rb --path-separator=.$(PATH_SEPARATOR)./ \
 		--vpath=$(VPATH)$(PATH_SEPARATOR)$(top_srcdir) id.h $(top_srcdir)/parse.y > ripper.tmp.y
+	$(Q) $(RUBY) $(top_srcdir)/tool/pure_parser.rb ripper.tmp.y $(BISON)
 	$(Q) $(RUBY) $(srcdir)/tools/preproc.rb ripper.tmp.y --output=$@
 	$(Q) $(RM) ripper.tmp.y