From: Andi Kleen <ak@muc.de>
To: Alexandre Oliva <aoliva@redhat.com>
Cc: ncunningham@linuxmail.org, linux-kernel@vger.kernel.org
Subject: Re: GCC 3.4 and broken inlining.
Date: 11 Jul 2004 07:53:52 +0200
Date: Sun, 11 Jul 2004 07:53:52 +0200 [thread overview]
Message-ID: <20040711055352.GB87770@muc.de> (raw)
In-Reply-To: <orvfgvo8pr.fsf@livre.redhat.lsd.ic.unicamp.br>
On Sat, Jul 10, 2004 at 06:25:52PM -0300, Alexandre Oliva wrote:
> > And then just mark the function you know needs to be inlined
> > as __always_inline__.
>
> It's probably a good idea to define such functions as `extern inline'
> (another GCC extension), such that a definition of the function is
> never emitted, and you get a linker error if the compiler somehow
> fails to emit an error on a failure to inline the function.
That used to be done in the past for all functions, but it was
stopped because gcc suddenly stopped inlining functions it did previously
and it caused a lot of spurious linker errors.
I guess it could be readded if the inlining heuristics were fixed,
but even in gcc 3.5 it still looks quite bleak.
-Andi
next prev parent reply other threads:[~2004-07-11 5:53 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <2fFzK-3Zz-23@gated-at.bofh.it>
[not found] ` <2fG2F-4qK-3@gated-at.bofh.it>
[not found] ` <2fG2G-4qK-9@gated-at.bofh.it>
[not found] ` <2fPfF-2Dv-21@gated-at.bofh.it>
[not found] ` <2fPfF-2Dv-19@gated-at.bofh.it>
2004-07-09 4:51 ` GCC 3.4 and broken inlining Andi Kleen
2004-07-09 4:56 ` Nigel Cunningham
2004-07-09 5:46 ` Andi Kleen
2004-07-09 9:43 ` Michael Buesch
2004-07-09 10:23 ` Paweł Sikora
2004-07-10 21:33 ` Alexandre Oliva
2004-07-11 5:52 ` Andi Kleen
2004-07-14 3:00 ` Alexandre Oliva
2004-07-09 18:40 ` Adrian Bunk
2004-07-09 21:54 ` Andi Kleen
2004-07-09 22:17 ` Adrian Bunk
2004-07-10 4:50 ` Andi Kleen
2004-07-10 21:25 ` Alexandre Oliva
2004-07-11 5:53 ` Andi Kleen [this message]
2004-07-11 6:55 ` Andrew Morton
2004-07-11 8:26 ` Andi Kleen
2004-07-11 8:32 ` Andrew Morton
2004-07-11 9:08 ` Andi Kleen
2004-07-11 11:50 ` Adrian Bunk
2004-07-11 13:01 ` Arnd Bergmann
2004-07-13 1:02 ` [updated 2.6 patch] #define inline as __attribute__((always_inline)) also for gcc >= 3.4 Adrian Bunk
[not found] <fa.hnj36kg.4no2jk@ifi.uio.no>
[not found] ` <fa.gktbdsg.1n4em8o@ifi.uio.no>
2004-07-10 3:12 ` GCC 3.4 and broken inlining Robert Hancock
[not found] <2fVEt-6Vy-11@gated-at.bofh.it>
[not found] ` <2fVO5-79H-3@gated-at.bofh.it>
[not found] ` <2fWqQ-7uv-19@gated-at.bofh.it>
[not found] ` <2g0b6-1Cf-23@gated-at.bofh.it>
2004-07-09 10:04 ` Andi Kleen
2004-07-08 11:46 Nigel Cunningham
2004-07-08 12:07 ` Jakub Jelinek
2004-07-08 12:11 ` Nigel Cunningham
[not found] ` <200407090036.39323.vda@port.imtp.ilyichevsk.odessa.ua>
2004-07-08 22:00 ` Nigel Cunningham
2004-07-08 22:41 ` Zan Lynx
2004-07-09 6:54 ` Arjan van de Ven
2004-07-10 21:20 ` Alexandre Oliva
2004-07-08 20:52 ` Adrian Bunk
2004-07-08 21:09 ` Arjan van de Ven
2004-07-08 22:08 ` Nigel Cunningham
2004-07-08 22:25 ` Adrian Bunk
2004-07-08 22:37 ` Nigel Cunningham
2004-07-09 6:24 ` Arjan van de Ven
2004-07-10 1:21 ` Adrian Bunk
2004-07-10 2:30 ` William Lee Irwin III
2004-07-13 22:19 ` Timothy Miller
2004-07-10 6:31 ` Arjan van de Ven
2004-07-10 21:17 ` Alexandre Oliva
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20040711055352.GB87770@muc.de \
--to=ak@muc.de \
--cc=aoliva@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=ncunningham@linuxmail.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox