merge revision(s) 35766:
* io.c (io_strip_bom): check EOF. [Bug #6487][ruby-core:45203]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@35782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 35766:
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@35782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e