[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
bug#58434: Native compile results in error if -march and -mtune are spec
From: |
Andrea Corallo |
Subject: |
bug#58434: Native compile results in error if -march and -mtune are specified |
Date: |
Tue, 11 Oct 2022 19:43:22 +0000 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
Eli Zaretskii <eliz@gnu.org> writes:
> [Please use Reply All to keep the bug tracker on the CC list.]
>
>> Date: Tue, 11 Oct 2022 15:48:54 +0200
>> From: Loreno Heer <loreno.heer@bluewin.ch>
>>
>> (setq native-comp-compiler-options '("-O2" "-march=native" "-mtune=native"))
>>
>> in my .emacs file.
>> I wanted to speed up the installation a bit. I found the suggestion
>> here:
>> https://www.reddit.com/r/emacs/comments/prihh8/optimization_flags_for_nativecomp_whats_the/
>
> OK, so the compiler told you it doesn't support -march=native, so you
> will have to specify the exact architecture.
>
> Btw, I think you should use native-comp-driver-options for this, not
> native-comp-compiler-options. Andrea, am I right? I think GCC is
> "driver" and "compiler" means cc1, no? (If I'm right, we need to fix
> the doc strings.)
Hi Eli,
native-comp-driver-options is for assembler and linker while
native-comp-compiler-options is for the compiler. AFAIK 'march' affects
code generation so it should got to the compiler, then I believe the use
of native-comp-compiler-options here is correct.
Andrea
- bug#58434: Native compile results in error if -march and -mtune are specified, Loreno Heer, 2022/10/11
- bug#58434: Native compile results in error if -march and -mtune are specified, Eli Zaretskii, 2022/10/11
- Message not available
- bug#58434: Native compile results in error if -march and -mtune are specified, Eli Zaretskii, 2022/10/11
- bug#58434: Native compile results in error if -march and -mtune are specified, Loreno Heer, 2022/10/11
- bug#58434: Native compile results in error if -march and -mtune are specified,
Andrea Corallo <=
- bug#58434: Native compile results in error if -march and -mtune are specified, Eli Zaretskii, 2022/10/12
- bug#58434: Native compile results in error if -march and -mtune are specified, Loreno Heer, 2022/10/12
- bug#58434: Native compile results in error if -march and -mtune are specified, Eli Zaretskii, 2022/10/12
- bug#58434: Native compile results in error if -march and -mtune are specified, Loreno Heer, 2022/10/12
- bug#58434: Native compile results in error if -march and -mtune are specified, Andrea Corallo, 2022/10/12