merge revision(s) 36620: [Backport #8791]

	* ext/date/date_{core,strftime}.c: [ruby-core:46990].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@42581 b2dd03c8-39d4-4d8f-98ff-823fe69b080e