From 23df879a81161a0b87721f422ca7e68f63f6746e Mon Sep 17 00:00:00 2001
From: h2so5 <mail@h2so5.net>
Date: Sat, 24 Aug 2013 06:49:58 +0900
Subject: Fix a problem of 'z' option and shared string

---
 src/string.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/string.c')

diff --git a/src/string.c b/src/string.c
index 2004c9fe8..88dcfc63e 100644
--- a/src/string.c
+++ b/src/string.c
@@ -62,6 +62,7 @@ mrb_str_modify(mrb_state *mrb, struct RString *s)
     if (shared->refcnt == 1 && s->ptr == shared->ptr) {
       s->ptr = shared->ptr;
       s->aux.capa = shared->len;
+      s->ptr[s->len] = '\0';
       mrb_free(mrb, shared);
     }
     else {
-- 
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