On Wed, Jun 24, 2015 at 8:42 AM, Andres Freund <andres@anarazel.de> wrote:
> I'm wondering wether we should add a #warning to atomic.c if either the
> fallback memory or compiler barrier is used? Might be annoying to people
> using -Werror, but I doubt that's possible anyway on such old systems.
#warning isn't totally portable, so I think it might be better not to
do that. Yeah, it'll work in a lot of places, but the sorts of
obscure systems where the fallbacks are used are also more likely to
have funky compilers that just barf on the directive outright.
--
Robert Haas
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