bug#18839: 24.4; posn-object-width-height returns (0 . 0) for large images

[Eli Zaretskii]

> Date: Sat, 25 Oct 2014 21:40:58 -0500
> From: "Roland Winkler" <winkler@gnu.org>
> 
> On Sat Oct 25 2014 Roland Winkler wrote:
> > Strange enough: starting emacs 24.4 via
> > 
> > emacs -q --no-site-file --no-splash -l ~/emacs/dot/foo.el
> > 
> > works as expected
> 
> No, this still fails for larger images: 
> 
> --no-splash makes posn-object-width-height work for a test image
> 512x384, but it fails for 1024x768

Please post the URLs where one can find the images you tried, or
images that can be used to reproduce this problem.