If you think you've spotted a bug in Ruby, you may want to browse the
bug database at https://www.ruby-lang.org/cgi-bin/ruby-bugs
You may also want to check to see if a new version of Ruby is
available---perhaps the bug you've found has already been fixed.
You can submit a bug report either by using the Web page mentioned above
or by sending an e-mail to
When reporting a suspected bug, it would be a good idea to include the
output of ``
'' along with any problematic source code.
People will also need to know the operating system you're running. If
you compiled your own version of Ruby, it might be a good idea to
file as well.
If you have a problem using irb, be aware of its limitations (see the
reference section beginning on page 517). See what happens
using just Ruby itself.