From 0d5342dd9733833a7a30af4120cf05740967b5d5 Mon Sep 17 00:00:00 2001
From: Ulya Trofimovich <skvadrik@gmail.com>
Date: Wed, 26 Jun 2019 11:15:40 +0100
Subject: [PATCH] libre2c: don't forget to free static lists (AST nodes, etc.)
 at the end of 'regfree()'.

Otherwise they accumulate at every 'regcomp()'.
---
 lib/regfree.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/regfree.cc b/lib/regfree.cc
index 5222f64d..2779b672 100644
--- a/lib/regfree.cc
+++ b/lib/regfree.cc
@@ -1,7 +1,8 @@
 #include "lib/regex.h"
 #include "lib/regex_impl.h"
-#include "src/nfa/nfa.h"
 #include "src/dfa/dfa.h"
+#include "src/encoding/range_suffix.h"
+#include "src/nfa/nfa.h"
 
 
 using namespace re2c;
@@ -40,4 +41,7 @@ void regfree(regex_t *preg)
         delete &preg->dfa->tcpool;
         delete preg->dfa;
     }
+
+    AST::flist.clear();
+    RangeSuffix::freeList.clear();
 }
-- 
2.40.0