* lib/pp.rb: use [""].pack("p").size to detect the pointer size.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27477 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
technorama · Apr 24, 2010 · 9ac224e · 9ac224e
1 parent 0e5546d
commit 9ac224e
Show file tree

Hide file tree

Showing 2 changed files with 5 additions and 7 deletions.
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,7 @@
+Sat Apr 24 23:40:50 2010  Tanaka Akira  <[email protected]>
+
+	* lib/pp.rb: use [""].pack("p").size to detect the pointer size.
+
 Sat Apr 24 21:07:27 2010  Tanaka Akira  <[email protected]>
 
 	* test/psych/test_psych.rb: don't leave temporary files.

diff --git a/lib/pp.rb b/lib/pp.rb
@@ -164,13 +164,7 @@ def object_group(obj, &block) # :yield:
       group(1, '#<' + obj.class.name, '>', &block)
     end
 
-    if 0x100000000.class == Bignum
-      # 32bit
-      PointerMask = 0xffffffff
-    else
-      # 64bit
-      PointerMask = 0xffffffffffffffff
-    end
+    PointerMask = (1 << ([""].pack("p").size * 8)) - 1
 
     case Object.new.inspect
     when /\A\#<Object:0x([0-9a-f]+)>\z/