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Re: Reliable after-change-functions (via: Using incremental parsing in E
From: |
Andrea Corallo |
Subject: |
Re: Reliable after-change-functions (via: Using incremental parsing in Emacs) |
Date: |
Sat, 04 Apr 2020 20:36:37 +0000 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) |
Richard Copley <address@hidden> writes:
> On Sat, 4 Apr 2020 at 19:29, Andrea Corallo <address@hidden> wrote:
>
>> The fact that -Og is slower then -O0 is very sad but also interesting.
>
> Yeah. Among its other selling points, it should give "a reasonable
> level of optimization" [1].
Yep, it does not make much sense to be honest. Just the fact you do not
spill and fill all the time every automatic variables on the stack should
give a measurable improvement. There must be some macroscopic reason we
are missing.
> [1] https://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html#index-Og
>
>> Which (I guess) GCC version are you on?
>
> GCC 9.3.0, for/on 64-bit Windows, built by MSYS2.
>
>
>> Generally speaking I suspect -Og is not very much tested, especially
>> performance wise.
>
--
address@hidden
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), (continued)
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Alan Mackenzie, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Richard Copley, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Andrea Corallo, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Richard Copley, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs),
Andrea Corallo <=
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Stefan Monnier, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Yuan Fu, 2020/04/06
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Jorge Javier Araya Navarro, 2020/04/06
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Eli Zaretskii, 2020/04/04
- Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Dmitry Gutov, 2020/04/04
Re: Reliable after-change-functions (via: Using incremental parsing in Emacs), Tuấn Anh Nguyễn, 2020/04/01