merge revision(s) 47837: [Backport #12155]
* test/ruby/test_process.rb (TestProcess#test_setsid): AIX does not allow Process::getsid(pid) when pid is in a different session.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@54270 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 47837: [Backport #12155]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@54270 b2dd03c8-39d4-4d8f-98ff-823fe69b080e