bug#28824: 26.0.90; display of pbm images broken?

[Eli Zaretskii]

> Date: Fri, 13 Oct 2017 21:10:50 -0500
> From: "Roland Winkler" <winkler@gnu.org>
> 
> start emacs -Q
> evaluate (arg FILE-OR-DATA of create-image should point to a pbm image)
> 
> (defun foo ()
>   (interactive)
>   (insert-image (create-image "~/foo.pbm")))
> 
> M-x foo
> 
> This displays the image with emacs 25, but not with emacs 26.0.90:

Works for me in Emacs 26.0.90 on MS-Windows.  I used PBM images from
etc/images/ in the Emacs tree: does this fail to work for you with
those images as well?

> It is my understanding that pbm images do not depend on external
> libraries.

Yes, no external libraries should be needed.