On Tue, 27 Mar 2018 06:49:22 +0200 Helmut Grohne wrote: > From a Debian pov, this whole autodetection should be removed and > replaced by a concious maintainer choice documented in debian/rules > (as is done with sse for i386 already).
The correct thing to do would be to detect the available instructions at runtime and then use the right code based on that. This can be achieved using GCC FMV or glibc hwcaps or manual detection. https://gcc.gnu.org/wiki/FunctionMultiVersioning https://lwn.net/Articles/691932/ https://manpages.debian.org/stretch/manpages/ld.so.8.en.html#Hardware_capabilities -- bye, pabs https://wiki.debian.org/PaulWise
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