On Fri, Feb 9, 2018 at 11:34 AM, John Paul Adrian Glaubitz <[email protected]> wrote: > On 02/09/2018 11:30 AM, Bas Vermeulen wrote: >> >> mator on #debian-ports compiled gcc-7 for me with the attached patch. >> With the resulting gcc, I compiled glibc and got a library I can use >> sqrtf without running into an illegal instruction exception. >> >> Would it be possible to get this applied by default? The resulting >> binaries work on e6500, and ought to work on all supported CPUs >> for the ppc64 port. > > > This is something that needs to be discussed. A single user alone shouldn't > warrant such major change in a port. You always have to keep in mind that > changing the default compiler options also has potential impact on the > performance on more modern ppc64 systems like Apple Macintosh. > > So, while I'm generally not against such a change, I would like to hear > some voices first.
uh, could someone please actually list the diff ? I am guessing something like: $ echo | gcc -dM -E - or maybe: $ gcc -Q --help=target
