Subject: bug#21577: 24.5; `ibuffer-copy-filename-as-kill' dont ignore buffers with no name

From: Tino Calancha <[email-masked]>
Date: Mon, 28 Sep 2015 22:22:11 +0900 (JST)

Documentation string says those buffers are ignored, but they have the 
effect of adding white spaces to the output. If the intention is ignore 
those buffers, then, they should have no effect on the output at all.