From a404ead89e2f7fd805b1f21609fd0517b317032e Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 9 Jan 2001 16:55:50 +0000
Subject: * string.c (rb_str_reverse_bang): forgot to call rb_str_modify().

* object.c (rb_obj_taint): check frozen status before modifying
  taint status.

* object.c (rb_obj_untaint): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1097 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 object.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'object.c')

diff --git a/object.c b/object.c
index 4e3d5dd856..86a246f1c3 100644
--- a/object.c
+++ b/object.c
@@ -286,6 +286,9 @@ rb_obj_taint(obj)
     VALUE obj;
 {
     rb_secure(4);
+    if (OBJ_FROZEN(obj)) {
+	rb_error_frozen("object");
+    }
     OBJ_TAINT(obj);
     return obj;
 }
@@ -295,6 +298,9 @@ rb_obj_untaint(obj)
     VALUE obj;
 {
     rb_secure(3);
+    if (OBJ_FROZEN(obj)) {
+	rb_error_frozen("object");
+    }
     FL_UNSET(obj, FL_TAINT);
     return obj;
 }
-- 
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