On Tue, Mar 20, 2018 at 02:14:23PM -0700, Andres Freund wrote: > On 2018-03-20 17:04:22 -0400, Peter Eisentraut wrote: > > On 3/20/18 02:18, Tom Lane wrote: > > > I think it'd be worth identifying exactly which platforms have > > > sizeof(bool) different from 1. Are any of them things that anyone > > > cares about going forward? The point of this patch is to ease > > > future development of extensions, but it's unlikely any extension > > > authors care about portability onto, say, macOS 10.4 (prairiedog). > > > > I'm not sure I follow. Say we commit configure tests and discover that > > platforms A, B, and C are affected. What would we do with that > > information? I don't think we are saying we'd just break A, B, and C. > > If those are only older platforms we could just not use stdbool for > those. The likelihood of getting into conflicts with $library stdbool > uses is lower...
Yeah, I agree with that. Just not using stdbool.h in those cases ought to be fine. Any platforms where sizeof(bool) is 4 involves macos older than 10.5 and Windows platforms using MSVC versions older than 2003 (didn't look further down either). -- Michael
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