From: Roger Pack <rogerdpack@...>
Date: 2009-07-16T02:28:29+09:00
Subject: [ruby-core:24349] Re: [Bug #1118] irb core dumps with 'CTRL-C' with 	zsh

> When you install Readline 6.0 from ports, it doesn't SEGV. But it ignores ^C.

There is a pure ruby version of readline, if that's of any use to use.
=r