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From: Alexander Grund (alexander.grund_at_[hidden])
Date: 2020-07-22 14:59:02

Am 22.07.20 um 16:56 schrieb Peter Dimov via Boost:
> Niall Douglas wrote:
>> For some reason I don't understand, clang in C++ 20 mode seems to
>> loop the result == outcome step i.e. in the constraints that result
>> == outcome is available if and only if outcome == result is
>> available, it considers the availability of the result == outcome
>> overload itself.
> Probably caused by C++20 operator rewriting that was introduced as
> part of the op<=> changes. The gift that keeps giving.

BOOM, yes! Good idea, I guess that's it.

Maybe the "#if __cplusplus <= 202000L" I mentioned earlier was meant to
say "#if __cplusplus < 202000L" due to this?

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