On Mon, Jul 17, 2017 at 4:35 PM, Hans Verkuil <hverkuil@xxxxxxxxx> wrote: > On 17/07/17 16:26, Arnd Bergmann wrote: >> Let me try again without ccache for now and see what warnings remain. >> We can find a solution for those first, and then decide how to deal with >> ccache. > > Sounds good. > > I'm OK with applying this if there is no other way to prevent these warnings. Small update: I noticed that having ccache being the default compiler even with CCACHE_DISABLE=1 causes a lot of these warnings. Completely taking ccache out of the picture however seems to have eliminated the warnings about v4l2_subdev_call() and other silly warnings, but not the interesting ones in the -Wint-in-bool-context category. Arnd