merge revision(s) 35631:
* test/ruby/test_io.rb (class TestIO): Disable GC during IO tests to avoid file descriptors being GC'ed. Suggestion by Tomoyuki Chikanaga [ruby-core:43951][Bug #6228]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@35642 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 35631:
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@35642 b2dd03c8-39d4-4d8f-98ff-823fe69b080e