[ruby-cvs:79084] e92bebb0c5 (master): Suppress some warnings

Yusuke Endoh	2020-01-07 01:33:30 +0900 (Tue, 07 Jan 2020)

  New Revision: e92bebb0c5

  https://github.com/ruby/ruby/commit/e92bebb0c5

  Log:
    Suppress some warnings
    =

    ```
    .../ruby/test/ruby/test_keyword.rb:3509: warning: assigned but unused=
 variable - bug8993
    .../ruby/test/ruby/test_object.rb:83: warning: assigned but unused va=
riable - f
    .../ruby/test/ruby/test_object.rb:95: warning: method redefined; disc=
arding old initialize_clone
    .../ruby/test/ruby/test_object.rb:84: warning: previous definition of=
 initialize_clone was here
    ```

  Modified files:
    test/ruby/test_keyword.rb
    test/ruby/test_object.rb=