* array.c (flatten): fix memory leak.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16517 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu May 22 06:30:10 2008  Hidetoshi NAGAI  <nagai@ai.kyutech.ac.jp>
+
+	* array.c (flatten): fix memory leak.
+
 Thu May 22 06:21:34 2008  NARUSE, Yui  <naruse@ruby-lang.org>
 
 	* ext/nkf/nkf-utf8/nkf.c (nkf_str_caseeql): added.

array.c

@@ -2867,6 +2867,8 @@ flatten(VALUE ary, int level, int *modified)
 	ary = rb_ary_pop(stack);
     }
 
+    st_free_table(memo);
+
     return result;
 }