From: Jeff King <peff@peff.net>
Date: Fri, 05 Oct 2018 19:44:13 GMT
Subject: Re: [PATCH 15/16] commit-reach: make can_all_from_reach... linear
Message-ID: <20181005194412.GA19689@sigill.intra.peff.net>
In-Reply-To: <877eiwgoxy.fsf@evledraar.gmail.com>

On Fri, Oct 05, 2018 at 09:42:49PM +0200, Ævar Arnfjörð Bjarmason wrote:

> >  that I imagine will create a lot of new problems. (We're just now
> > allowing C99 -- I don't even want to think about what kind of compiler
> > issues we'll run into on antique systems trying to use C++).
> 
> ...But just on this point: I was under the impression that this problem
> was way easier with C++. I.e. reason we're just now using C99 for
> portable C projects is because Microsoft for years refused to put any
> effort into updating their compiler to support newer C versions, while
> keeping up-to-date with C++, and that this has only recently started
> changing: https://en.wikipedia.org/wiki/C99#Implementations
> 
> Maybe there was some other popular vendor of C/C++ compilers that had
> the inverse of that story, but I'm not aware of any.

I'd worry about what the C++ story is on AIX, etc.

-Peff