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Re: [PATCH x86_64][BZ #20139] Don't allow configure with not supporting AVX512 assembler w/o --disable-avx512.

From: Mike Frysinger <vapier at gentoo dot org>
To: Andrew Senkevich <andrew dot n dot senkevich at gmail dot com>
Cc: libc-alpha <libc-alpha at sourceware dot org>
Date: Mon, 27 Jun 2016 14:16:31 -0400
Subject: Re: [PATCH x86_64][BZ #20139] Don't allow configure with not supporting AVX512 assembler w/o --disable-avx512.
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References: <CAMXFM3tJkhW78PPe4=FUhbm=8HoOY4iouSqXxLObA0GEMTxoZA at mail dot gmail dot com>

On 27 Jun 2016 20:40, Andrew Senkevich wrote:
> +'--disable-avx512'
> +     By default for x86_64, the GNU C Library is built with
> +     '--enable-avx512'.  Configure with '--disable-avx512' if assembler
> +     doesn't support AVX512.

people shouldn't have to pass configure flags like this to get a
successful build.  we have all the info in order to figure out a
sane default.  specifying enable/disable flags is purely to not
use the default autodetection.
-mike

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Follow-Ups:
- Re: [PATCH x86_64][BZ #20139] Don't allow configure with not supporting AVX512 assembler w/o --disable-avx512.
  - From: H.J. Lu

References:
- [PATCH x86_64][BZ #20139] Don't allow configure with not supporting AVX512 assembler w/o --disable-avx512.
  - From: Andrew Senkevich

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