[ruby-cvs:63184] nagachika:r56019 (ruby_2_3): merge revision(s) 55896: [Backport #12614]

[nagachika at ruby-lang.org]

nagachika	2016-08-27 04:01:49 +0900 (Sat, 27 Aug 2016)

  New Revision: 56019

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56019

  Log:
    merge revision(s) 55896: [Backport #12614]
    
    * id_table.c (hash_table_extend): should not shrink the table than
      the previous capacity.  [ruby-core:76534] [Bug #12614]

  Modified directories:
    branches/ruby_2_3/
  Modified files:
    branches/ruby_2_3/ChangeLog
    branches/ruby_2_3/id_table.c
    branches/ruby_2_3/version.h