svn commit: r317512 - in head: sys/conf sys/libkern sys/libkern/arm64 sys/sys tests/sys/kern

[Ed Maste]

On 7 June 2017 at 18:18, Ed Maste <emaste at freebsd.org> wrote:
> On 27 April 2017 at 13:53, Michael Tuexen <tuexen at freebsd.org> wrote:
>> Author: tuexen
>> Date: Thu Apr 27 17:53:05 2017
>> New Revision: 317512
>> URL: https://svnweb.freebsd.org/changeset/base/317512
>
> FYI when compiling this with the clang500-import branch I see:
>
> /scratch/tmp/emaste/freebsd/sys/libkern/arm64/crc32c_armv8.S:41:2:
> error: instruction requires: crc
>  crc32cb w0, w0, w10
>  ^

Andrew pointed out this is because there's no .arch armv8-a+crc
directive -- which was not supported by Clang 3.8, is supported by
Clang 4.0, and is required by Clang 5.0. I will commit it soon.