From 1ebb90495827893026fe41294db238fab6e3a86c Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 30 Nov 2005 04:44:12 +0000
Subject: ChangeLog lib/pp.rb

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9632 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog |  5 +++++
 lib/pp.rb | 10 +++++++++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 181d17813b..69b7181728 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Nov 28 20:24:22 2005  Tanaka Akira  <akr@m17n.org>
+
+	* lib/pp.rb (PP::PPMethods#object_address_group): mask an address with
+	  word size.
+
 Tue Nov 29 23:57:05 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* parse.y (struct parser_params): heap must be placed at same offset
diff --git a/lib/pp.rb b/lib/pp.rb
index dcd293ca7a..934ad6bf67 100644
--- a/lib/pp.rb
+++ b/lib/pp.rb
@@ -150,6 +150,14 @@ class PP < PrettyPrint
       group(1, '#<' + obj.class.name, '>', &block)
     end
 
+    if 0x100000000.class == Bignum
+      # 32bit
+      PointerMask = 0xffffffff
+    else
+      # 64bit
+      PointerMask = 0xffffffffffffffff
+    end
+
     case Object.new.inspect
     when /\A\#<Object:0x([0-9a-f]+)>\z/
       PointerFormat = "%0#{$1.length}x"
@@ -158,7 +166,7 @@ class PP < PrettyPrint
     end
 
     def object_address_group(obj, &block)
-      id = PointerFormat % (obj.__id__ * 2)
+      id = PointerFormat % (obj.__id__ * 2 & PointerMask)
       id.sub!(/\Af(?=[[:xdigit:]]{2}+\z)/, '') if id.sub!(/\A\.\./, '')
       group(1, "\#<#{obj.class}:0x#{id}", '>', &block)
     end
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