Build failure 'wmmintrin.h' file not found

[Hans Petter Selasky]

On 01/18/17 14:13, Dimitry Andric wrote:
> On 18 Jan 2017, at 13:36, Hans Petter Selasky <hps at selasky.org> wrote:
>>
>> I'm seeing the following build-error trying to build 12-current from 10-stable:
>>
>> xxx/freebsd/sys/crypto/aesni/aesni_ghash.c:75:10: fatal error: 'wmmintrin.h' file not found
>> #include <wmmintrin.h>
>>
>> Missing header exists:
>>
>> xxx/freebsd/contrib/llvm/tools/clang/lib/Headers/wmmintrin.h
>>
>> Missing include directory or compiler magic?
>
> What are you building, and how?  Did you do a buildworld before buildkernel?
>
> -Dimitry
>

I did:

make toolchain -jXX

And then:

make buildkernel -jXX

And the error popped out. I'm not observing this error when building a 
12-current kernel from an 11-stable install.

--HPS