On Tuesday 15 March 2016 13:08:42 Bo Thorsen wrote: > > Den 15-03-2016 kl. 14:07 skrev Marc Mutz: > [...] > > There is another option that doesn't mean a change of signature: Bound > > the result. So if the real result is > INT_MAX, return INT_MAX. Same for > > INT_MIN. > > > > Yes, it's not the correct result, but I completely agree with you that > > it's a theoretical problem. As long as it's documented in the width() I > > really don't see the problem with this solution. > > I like the idea to change width() to return a bounded result to avoid UB for > old users, but we need a code path that returns the correct result for new > users without everyone of them going quint64(1) + r.right() - r.left() by > themselves...
You seem to claim that new users would need 64 bit QRects. This is unlikely. Bo's proposal addresses the problem and does not require API changes. Andre' _______________________________________________ Development mailing list [email protected] http://lists.qt-project.org/mailman/listinfo/development
