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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