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Date:      Sun, 22 Jul 2018 22:37:20 +0200
From:      Dimitry Andric <dim@FreeBSD.org>
To:        Stefan Hagen <sh+freebsd-current@codevoid.de>
Cc:        freebsd-current@freebsd.org
Subject:   Re: fatal error: 'immintrin.h' file not found
Message-ID:  <82B3EB35-676F-42B6-9577-3BAF43F2719F@FreeBSD.org>
In-Reply-To: <20180722195900.GA75436@ptrace.hagen.corp>
References:  <20180722195900.GA75436@ptrace.hagen.corp>

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On 22 Jul 2018, at 21:59, Stefan Hagen <sh+freebsd-current@codevoid.de> =
wrote:
>=20
> I think I broke something and I can't figure out what it is. Since a =
few
> weeks, I'm not able to build current anymore.
>=20
> make buildkernel, buildworld, toolchain - all abort with the following
> error:
>=20
> --- lz_encoder.o ---
> In file included from =
/usr/src/contrib/xz/src/liblzma/lz/lz_encoder.c:23:
> /usr/src/contrib/xz/src/liblzma/common/memcmplen.h:19:11: fatal error: =
'immintrin.h' file not found
> #       include <immintrin.h>
>                ^~~~~~~~~~~~~
> 1 error generated.
>=20
> Find shows me, that immintrin.h can be found in the following =
locations:
>=20
> $ find / -name "immintrin.h"
> /usr/lib/clang/4.0.0/include/immintrin.h
> /usr/lib/clang/3.8.0/include/immintrin.h
> /usr/lib/clang/5.0.0/include/immintrin.h
> /usr/lib/clang/6.0.0/include/immintrin.h
> /usr/lib/clang/5.0.1/include/immintrin.h

What does "cc -v" show?  If it is clang 6.0.1, you are missing the 6.0.1
intrinsics headers, located in /usr/lib/clang/6.0.1/include.  As a quick
hack, you can try copying the /usr/lib/clang/6.0.0 headers there, or
attempt to run "make install" in /usr/src/lib/clang/headers.

-Dimitry


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