kossebau added a comment.
In D24466#547084 <https://phabricator.kde.org/D24466#547084>, @dfaure wrote: > check_and_warn_compat does not warn for this testcase because the slot is deprecated too. > Try a deprecated signal and a non-deprecated slot :-) > > 2714│ if (signal.attributes() & QMetaMethod::Compatibility) { > 2715│ if (!(method.attributes() & QMetaMethod::Compatibility)) > 2716│ qWarning("QObject::connect: Connecting from COMPAT signal (%s::%s)", > 2717│ sender->className(), signal.methodSignature().constData()); Ah, missed that combination condition in the code. Though actually, I had tested all combinations before, disabling all or either of the QT_MOC_COMPAT (as you can see, blackbox testing without looking at the Qt code ;) ) , same with Q_DECL_DEPRECATED. And then read that configure --release sets QT_NO_DEBUG, at which point I stopped looking more. REPOSITORY R263 KXmlGui BRANCH deprecatedapi REVISION DETAIL https://phabricator.kde.org/D24466 To: kossebau, #frameworks, dfaure, mlaurent Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns