[Interest] iOS libpng conflicts with another lib

[Konstantin Tokarev]

06.02.2018, 13:28, "maitai" <maitai at virtual-winds.org>:
> Hello,
>
> I have an external lib build statically into my qt app (5.9.4,
> widget-based). That lib can optionally support internally png images. If
> I activate this, there is no problems in other platforms (I tested
> Android, Windows, Linux, Raspberry, MacOS), but on iOS as soon as I try
> to open a png image with a QPixmap or a QImage it crashes. If I compile
> my external lib without png support no more crash.
>
> So it appears that libpng from Qt and the one from my lib are
> conflicting, but only on iOS.
>
> Any idea why this occurs on iOS and what I could do to avoid the crash?

Build both Qt and that library against same libpng

> I badly need png support in both qt and the external lib.
>
> Thanks
> Philippe
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-- 
Regards,
Konstantin