Zlib::GzipReader#pos underflows after calling #ungetbyte or #ungetc at start of file [Bug #13616]
patched by Andrew Haines andrew@haines.org.nz [ruby-core:81488]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59333 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Zlib::GzipReader#pos underflows after calling #ungetbyte or #ungetc at start of file [Bug #13616]
patched by Andrew Haines andrew@haines.org.nz [ruby-core:81488]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59333 b2dd03c8-39d4-4d8f-98ff-823fe69b080e