On Thu, Oct 05, 2017 at 09:12:05AM +0100, Simon McVittie wrote: > On Thu, 05 Oct 2017 at 03:52:56 +0200, Adam Borowski wrote:
> > So, let's list packages that want non-baseline: > > * multiple variants: package src:x provides x-unoptimized, x-sse3 and > > x-avx1048576. Clearly legitimate and a good idea. > > For libraries this is perhaps better done via hwcaps > (like /usr/lib/i386-linux-gnu/cmov/libfoo.so.0 being an i686 version of > /usr/lib/i386-linux-gnu/libfoo.so.0 before the baseline moved to i686), > although that doesn't solve anything for non-library executables. Unfortunately it looks like hwcaps are supported only on a limited set of archs, and in particular not on amd64 (hence there is no sse3 or avx hwcap). See ld.so(8) and sysdeps/x86_64/dl-procinfo.c in src:glibc. -- ⢀⣴⠾⠻⢶⣦⠀ Sébastien Villemot ⣾⠁⢠⠒⠀⣿⡁ Debian Developer ⢿⡄⠘⠷⠚⠋⠀ http://sebastien.villemot.name ⠈⠳⣄⠀⠀⠀⠀ http://www.debian.org
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