On Thu, Sep 19, 2019 at 11:37:14PM +0200, Giuseppe D'Angelo wrote: > Il 19/09/19 21:53, Kyle Edwards ha scritto: > > As a generalization of this, perhaps Qt could introduce something like > > a Q_CONSTEXPR macro, which does what we expect on platforms that > > support it, and compiles to nothing on Integrity. > > It's already in Qt, and used: > > > https://code.woboq.org/qt5/qtbase/src/corelib/tools/qarraydata.h.html#_M/Q_ARRAY_LITERAL_IMPL > > Revocation of Q_CONSTEXPR is not so simple, as it's a source incompatible > change.
It's a fairly safe assumption that given a choice of a SiC change and completely dropping a platform most users of that platform would prefer the SiC change. > (It's one of the reasons why stdlib implementors are not allowed to > plaster constexpr unless the Standard says so.) It might work in the case in > question, for which I've already asked for help twice in a few months > (again: I don't have any access to INTEGRITY). It will just not work for > other cases where you do want a constant expression, bringing us back to > square one. The context was dropping support for INTEGRITY, not "other cases". Andre' _______________________________________________ Development mailing list Development@qt-project.org https://lists.qt-project.org/listinfo/development
