IEEE Interchange floating point and extended floating point for C++
Thu Mar 11 12:56:51 GMT 2021
On Thu, 11 Mar 2021 at 09:43, Kito Cheng via Gcc <email@example.com> wrote:
> Would it be possible to support interchange floating point and/or
> extended floating point for C++, which is introduced by ISO/IEC TS
> I've read the note about C++ support from the initial commit log,
> so I know there is some concern about C++ support for that, is it
> possible to enable that for C++ like a language extension for C++?
> The main demand comes from the data type for half-precision, ISO/IEC
> TS 18661-3 is the only common spec which supports half-precision and
> both GCC and clang are supported.
> However it can't be used on C++ for GCC, so it's hard to use that as a
> workable solution for half-precision data types.
> Or maybe ISO/IEC JTC1 SC22 WG14 N2016 is a better way for
> half-precision data types?
See https://wg21.link/p1467 and https://wg21.link/p1467 for the
relevant C++ proposals.
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