From 6def265d793d401f59d57349190fdd1974f166e4 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 8 Dec 2013 11:38:34 +0000
Subject: variable.c: frozen class name

* variable.c (fc_path, classname): return ID strings without
  unnecessary copying.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44076 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 variable.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'variable.c')

diff --git a/variable.c b/variable.c
index c65fdcb423..ded150e30c 100644
--- a/variable.c
+++ b/variable.c
@@ -49,7 +49,7 @@ fc_path(struct fc_result *fc, ID name)
 {
     VALUE path, tmp;
 
-    path = rb_str_dup(rb_id2str(name));
+    path = rb_id2str(name);
     while (fc) {
 	st_data_t n;
 	if (fc->track == rb_cObject) break;
@@ -176,8 +176,7 @@ classname(VALUE klass, int *permanent)
 		    return Qnil;
 		}
 		if (!st_lookup(RCLASS_IV_TBL(klass), (st_data_t)tmp_classpath, &n)) {
-		    path = rb_str_dup(rb_id2str(cid));
-		    OBJ_FREEZE(path);
+		    path = rb_id2str(cid);
 		    return path;
 		}
 		*permanent = 0;
-- 
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