svn commit: r285284 - head/lib/liblzma
Pedro Giffuni
pfg at FreeBSD.org
Wed Jul 8 21:09:11 UTC 2015
On 07/08/15 13:36, Luigi Rizzo wrote:
> Author: luigi
> Date: Wed Jul 8 18:36:37 2015
> New Revision: 285284
> URL: https://svnweb.freebsd.org/changeset/base/285284
>
> Log:
> only enable immintrin when clang is used. The base gcc does not support it.
>
> Reviewed by: delphij
>
> Modified:
> head/lib/liblzma/config.h
>
> Modified: head/lib/liblzma/config.h
> ==============================================================================
> --- head/lib/liblzma/config.h Wed Jul 8 18:12:24 2015 (r285283)
> +++ head/lib/liblzma/config.h Wed Jul 8 18:36:37 2015 (r285284)
> @@ -150,7 +150,8 @@
> #define HAVE_ICONV 1
>
> /* Define to 1 if you have the <immintrin.h> header file. */
> -#if defined(__FreeBSD__) && defined(__amd64__)
> +/* FreeBSD - only with clang because the base gcc does not support it */
> +#if defined(__clang__) && defined(__FreeBSD__) && defined(__amd64__)
> #define HAVE_IMMINTRIN_H 1
> #endif
>
>
FWIW, gcc 4.3+ does have it so this may some undesired (but hidden)
effect when building with an external gcc.
Pedro.
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