From 65b04066a25812fe51e25d028d7cc2ef0b53fbc2 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Fri, 2 Nov 2018 08:54:24 +0900
Subject: Empty pattern string can generate `TR_UNINITIALIZED` pattern; fix
 #4156

---
 mrbgems/mruby-string-ext/src/string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'mrbgems/mruby-string-ext')

diff --git a/mrbgems/mruby-string-ext/src/string.c b/mrbgems/mruby-string-ext/src/string.c
index c0105fbd9..6f574b9db 100644
--- a/mrbgems/mruby-string-ext/src/string.c
+++ b/mrbgems/mruby-string-ext/src/string.c
@@ -368,7 +368,7 @@ tr_find_character(const struct tr_pattern *pat, const char *pat_str, int ch)
         ret = n_sum + ch - pat->val.ch[0];
     }
     else {
-      mrb_assert(FALSE); // should not reach
+      mrb_assert(pat->type == TR_UNINITIALIZED);
     }
     n_sum += pat->n;
     pat = pat->next;
-- 
cgit v1.2.3