io.c (rb_io_autoclose_p): Don't raise on frozen IO.
test/lib/minitest/unit.rb: IO#autoclose? may raise IOError.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Added by akr (Akira Tanaka) over 11 years ago
io.c (rb_io_autoclose_p): Don't raise on frozen IO.
test/lib/minitest/unit.rb: IO#autoclose? may raise IOError.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46165 b2dd03c8-39d4-4d8f-98ff-823fe69b080e