With https://invent.kde.org/frameworks/extra-cmake-modules/-/merge_requests/145 we have disabled the C and C++ specific compiler extensions.
This has already let to some code failing to build that was using C extensions, and has been fixed by simply requiring a more recent C https://invent.kde.org/frameworks/kguiaddons/-/merge_requests/23 https://invent.kde.org/frameworks/bluez-qt/-/merge_requests/10 https://invent.kde.org/frameworks/kwayland/-/merge_requests/34 If you find yourself with a build failing when it use to work, this may be the cause. I'll be happy to help figure out what the fix is. Sorry for the [potential] trouble. Cheers, Albert
