git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@23795 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merges r23724 and r23725 from trunk into ruby_1_9_1.¶
Run in [ruby-core:23833].
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_1@23795 b2dd03c8-39d4-4d8f-98ff-823fe69b080e