Re: Build failure with GCC 15 (defaults to -std=gnu23)

On 18.11.24 02:30, Thomas Munro wrote:
> On Mon, Nov 18, 2024 at 11:50 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> Thomas Munro <thomas.munro@gmail.com> writes:
>>> It sounds like we should stop using the old and broken
>>> AC_CHECK_HEADER_STDBOOL macro.
>>
>> Yeah, that's what I was imagining: assume that <stdbool.h> exists
>> and works, and check only to see if sizeof(bool) is acceptable.
> 
> I think this is the minimal change, which I'd push back to 13 post-freeze.

Note that if we backpatch C23 support, we also need to backpatch at 
least commits a67a49648d9 and d2b4b4c2259.