[ruby-cvs:62517] usa:r55353 (ruby_2_2): merge revision(s) 55063: [Backport #12391]

[usa at ruby-lang.org]

usa	2016-06-10 16:01:10 +0900 (Fri, 10 Jun 2016)

  New Revision: 55353

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=55353

  Log:
    merge revision(s) 55063: [Backport #12391]
    
    * thread.c (recursive_list_access): a object id may be a Bignum.  so,
      the list must be a objhash, instead of a identhash.
      this fixes many test errors on mswin64 CI.

  Modified directories:
    branches/ruby_2_2/
  Modified files:
    branches/ruby_2_2/ChangeLog
    branches/ruby_2_2/thread.c
    branches/ruby_2_2/version.h