Leo Famulari <l...@famulari.name> writes: > On Fri, Jan 19, 2018 at 05:06:25PM -0500, Mark H Weaver wrote: >> There's now a GCC 7.3 release candidate that apparently contains the >> necessary compiler support to allow linux-libre-4.14.14 to use the >> retpoline technique internally. >> >> https://gcc.gnu.org/ml/gcc/2018-01/msg00115.html >> >> They hope to release GCC 7.3 on January 24th. It would be good to >> promptly add GCC 7.3 to Guix when its released, and to start using it to >> build linux-libre-4.14 on selected systems: x86_64 and possibly aarch64. >> >> I'd prefer to continue using our default compiler to build linux-libre >> on systems where GCC 7.3 is not known to help with this issue. > > Thanks for looking into this, Mark. Your plan sounds good to me.
FYI, in another thread, I recently posted preliminary patches to add the GCC 7.3 release candidate as a Guix package, and to use it to build linux-libre on x86_64 and i686 systems: https://lists.gnu.org/archive/html/guix-devel/2018-01/msg00292.html Mark
