Is -march/-mtune=native actually supported on FreeBSD arm* or aarch64?

Jan Beich jbeich at FreeBSD.org
Fri Jan 5 06:11:11 UTC 2018


Jan Beich <jbeich at FreeBSD.org> writes:

> Some ports pass -march=native and/or -mtune=native. Both are extensively
> documented by GCC for x86. For other architectures some excerpts say
> "native" is only supported on Linux (via /proc/cpuinfo). For example,

Oops, found a partial answer:
https://lists.freebsd.org/pipermail/freebsd-arm/2016-February/013190.html


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