On Tue, Jul 12, 2016 at 12:27:31PM +0200, Richard Biener wrote:
> On Mon, Jul 11, 2016 at 9:43 PM, Marek Polacek <[email protected]> wrote:
> > The switch fallthrough has been widely considered a design defect in C, a
> > misfeature or, to use Marshall Cline's definition, evil. The overwhelming
> > majority of the time you don't want to fall through to the next case, but
> > it is
> > easy to forget to "break" at the end of the case, making this far too error
> > prone. Yet GCC (and probably other compilers, too) doesn't have the
> > ability to
> > warn in this case. A feature request for such warning was opened back in
> > 2002,
> > but it's mostly been untouched since. But then the [[fallthrough]]
> > attribute was
> > approved for C++17 [1], and that's what has got me to do all this.
>
> I don't like this too much given the churn it requires in GCC itself.
> If [[fallthrough]]
> was approved for C++17 is there sth similar proposed for C? Like a keyword
> __Fallthrough?
I don't think there is.
Marek
