nobu	2014-06-12 13:28:16 +0900 (Thu, 12 Jun 2014)

  New Revision: 46411

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=46411

  Log:
    string.c: shrink before freezing
    
    * string.c (rb_str_freeze): shrink the buffer before freezing, as
      pointed out by Eric Wong at [ruby-core:63119].

  Modified files:
    trunk/ChangeLog
    trunk/string.c
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 46410)
+++ ChangeLog	(revision 46411)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Thu Jun 12 13:27:38 2014  Nobuyoshi Nakada  <nobu@r...>
+
+	* string.c (rb_str_freeze): shrink the buffer before freezing, as
+	  pointed out by Eric Wong at [ruby-core:63119].
+
 Thu Jun 12 13:09:03 2014  Nobuyoshi Nakada  <nobu@r...>
 
 	* file.c (expand_path): shrink expanded path which no longer needs
Index: string.c
===================================================================
--- string.c	(revision 46410)
+++ string.c	(revision 46411)
@@ -1905,6 +1905,8 @@ rb_str_substr(VALUE str, long beg, long https://github.com/ruby/ruby/blob/trunk/string.c#L1905
 VALUE
 rb_str_freeze(VALUE str)
 {
+    if (OBJ_FROZEN(str)) return str;
+    rb_str_resize(str, RSTRING_LEN(str));
     return rb_obj_freeze(str);
 }
 

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