[ruby-cvs:59126] usa:r51975 (ruby_2_1): merge revision(s) 51626: [Backport #11457]

[usa at ruby-lang.org]

usa	2015-09-29 17:22:42 +0900 (Tue, 29 Sep 2015)

  New Revision: 51975

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=51975

  Log:
    merge revision(s) 51626: [Backport #11457]
    
    * thread_pthread.c (reserve_stack): ensure the memory is really
      allocated. [Bug #11457]

  Modified directories:
    branches/ruby_2_1/
  Modified files:
    branches/ruby_2_1/ChangeLog
    branches/ruby_2_1/thread_pthread.c
    branches/ruby_2_1/version.h