kosaki	2011-03-06 21:51:17 +0900 (Sun, 06 Mar 2011)

  New Revision: 31032

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=31032

  Log:
    * sample/list.rb (MyElem#initialize): initialize @head
      explicitely. Otherwise -W2 option makes following warning.
      "warning: instance variable @head not initialized".
      This issue was founded by Andrew Grimm. Thanks Andrew!
      [ruby-core:35435][Bug#4471]

  Modified files:
    trunk/ChangeLog
    trunk/sample/list.rb


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