>   I was thinking Darrell already had a patch for this
> that allowed it to build w/o -fpermissive. This might just
> be one of the -fpermissive issues that needs fixing. Anybody
> know if a patch exists for this on gcc 4.7?

There was no libpng patch for kipi-plugins. I'm curious why I never saw the same build failure. My log shows the warnings but not the failure.

If a patch is needed, look at what we did for digikam:

http://git.trinitydesktop.org/cgit/digikam/commit/?id=a94890345ef2caae35a72ed3a398b2984349bb2f

Darrell