* ext/syck/lib/syck/rubytypes.rb (Exception.yaml_new): fix bug

that causes YAML serialization problem for Exception.
  Exception#initialize doesn't use visible instance variable for
  the exception message, so call the method with the message.
  patched by Jingwen Owen Ou <jingweno AT gmail.com>.
  http://github.com/ruby/ruby/pull/41

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34908 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,12 @@
+Mon Mar  5 17:11:44 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ext/syck/lib/syck/rubytypes.rb (Exception.yaml_new): fix bug
+	  that causes YAML serialization problem for Exception.
+	  Exception#initialize doesn't use visible instance variable for
+	  the exception message, so call the method with the message.
+	  patched by Jingwen Owen Ou <jingweno AT gmail.com>.
+	  http://github.com/ruby/ruby/pull/41
+
 Mon Mar  5 16:50:22 2012  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* test/ruby/test_sleep.rb (TestSleep#test_sleep_5sec): syntax error.

ext/syck/lib/syck/rubytypes.rb

@@ -122,7 +122,8 @@ end
 class Exception
     yaml_as "tag:ruby.yaml.org,2002:exception"
     def Exception.yaml_new( klass, tag, val )
-        o = YAML.object_maker( klass, { 'mesg' => val.delete( 'message' ) } )
+        o = klass.allocate
+        Exception.instance_method(:initialize).bind(o).call(val.delete('message'))
         val.each_pair do |k,v|
             o.instance_variable_set("@#{k}", v)
         end

test/syck/test_exception.rb

@@ -13,7 +13,7 @@ module Syck
     end
 
     def setup
-      @wups = Wups.new
+      @wups = Wups.new('test_message')
     end
 
     def test_to_yaml