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Re: float128 in libstdc++

On 24.06.2017 11:27, Martin Husemann wrote:
> On Fri, Jun 23, 2017 at 10:27:40PM +0200, Kamil Rytarowski wrote:
>>  3. Disable float128 in libstdc++ for everybody.
> You are missing the obvious one:
>  4. Disable float128 for all architectures that have no hardware support
>     for it (this would basically be all 32bit ones plus a few 64bit,
>     including x68_64 IIUC) and where the ABI does not require this
>     format for long double (for example sparc64).
> Providing this format for anything else just makes no sense to me.
> The availability should not depend on the compiler used.
> Martin

To be clear, we now thinking only about i386 and amd64. Other OSes push
also systemz machines to this competition.

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