mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Samuel Tardieu <sam@rfc1149.net>
To: linux-kernel@vger.kernel.org
Subject: Re: Is gcc thread-unsafe?
Date: Thu, 25 Oct 2007 11:54:38 +0200	[thread overview]
Message-ID: <87r6jjzfhd.fsf@willow.rfc1149.net> (raw)
In-Reply-To: <2007-10-25-11-44-28+trackit+sam@rfc1149.net>

>>>>> "Sam" == Samuel Tardieu <sam@rfc1149.net> writes:
>>>>> "Nick" == Nick Piggin <nickpiggin@yahoo.com.au> writes:

Nick> Either way, I think we really need a way to turn it off for
Nick> Linux.

Sam> Someone would need to add an option to disable the "cselim" pass
Sam> in GCC tree-ssa-phiopt.c as far as I can tell from reading GCC
Sam> source.

Mmm, it looks like there is an option already (-fno-tree-cselim), but
it looks like it has no visible effect in my version of GCC
(yesterday's SVN). I'll ask on the GCC mailing-list.

  Sam
-- 
Samuel Tardieu -- sam@rfc1149.net -- http://www.rfc1149.net/


  reply	other threads:[~2007-10-25  9:56 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-25  3:24 Nick Piggin
2007-10-25  3:46 ` Arjan van de Ven
2007-10-25  3:58   ` Nick Piggin
2007-10-25  4:29     ` David Schwartz
2007-10-25  4:35       ` Arjan van de Ven
2007-10-25 18:45         ` Måns Rullgård
2007-10-25  4:47       ` Nick Piggin
2007-10-25  9:40         ` Samuel Tardieu
2007-10-25  9:44         ` Samuel Tardieu
2007-10-25  9:54           ` Samuel Tardieu [this message]
2007-10-25  9:55           ` Andi Kleen
2007-10-25  7:15 ` Andi Kleen
2007-10-25 11:58   ` linux-os (Dick Johnson)
2007-10-25 12:16     ` Andi Kleen
2007-10-25 22:49   ` Nick Piggin
2007-10-25 23:09     ` Andi Kleen
2007-10-25 23:14       ` Linus Torvalds
2007-10-25 23:16         ` Andi Kleen
2007-10-25 23:32           ` Linus Torvalds
2007-10-25 23:42             ` Andi Kleen
2007-10-25 23:57               ` Linus Torvalds
2007-10-26  1:15                 ` Zachary Amsden
2007-10-26  4:57               ` Willy Tarreau
2007-10-25 23:43       ` Nick Piggin
2007-10-25 23:55         ` Andi Kleen
2007-10-25 23:57           ` Nick Piggin
2007-10-25 14:55 ` Linus Torvalds
2007-10-25 15:12   ` Pekka Enberg
2007-10-25 21:42   ` David Schwartz
2007-10-25 23:22     ` Nick Piggin
2007-10-26 11:59       ` Andrew Haley
2007-10-26 17:39         ` Chris Friesen
2007-10-26 11:59       ` Andrew Haley
2007-10-25 22:26   ` Ismail Dönmez
2007-10-25 22:56     ` Jeff Garzik
2007-10-25 23:04       ` Jeff Garzik
2007-10-31 22:10 ` Phillip Susi
     [not found] <fa.JbRGo0cQWncrcfKHmiNdvchsA50@ifi.uio.no>
     [not found] ` <fa.8qDECVaPIo7DWbjhQbyw6N5Infg@ifi.uio.no>
     [not found]   ` <fa.M4DOMggyrQmdTqekWSuw4xCxiTc@ifi.uio.no>
2007-10-25 23:27     ` Robert Hancock
     [not found] <e2e108260710260729x4603211cgb68d7434ce1e54e9@mail.gmail.com>
2007-10-26 14:40 ` Bart Van Assche
2007-10-26 15:09   ` Linus Torvalds
2007-10-26 15:34     ` Andrew Haley
2007-10-26 18:06       ` David Schwartz
2007-10-30 10:20         ` Andrew Haley
2007-11-02 15:29           ` Bart Van Assche
2007-11-02 15:38             ` Andrew Haley
2007-11-04 15:13               ` Bart Van Assche
2007-11-04 17:45                 ` Linus Torvalds
2007-11-04 17:58                   ` Andrew Haley
2007-11-04 18:06                   ` Bart Van Assche
2007-11-02 17:18             ` David Schwartz
2007-10-26 21:45     ` Giacomo Catenazzi
2007-10-26 22:24       ` Linus Torvalds
2007-10-26 15:27   ` Linus Torvalds
2007-10-26 16:28     ` Linus Torvalds
2007-10-26 17:07       ` Bart Van Assche
2007-10-26 17:12         ` Andrew Haley
2007-10-26 17:25           ` Linus Torvalds
2007-10-26 18:08         ` Alan Cox
2007-10-26 18:14           ` Linus Torvalds
2007-10-26 20:39           ` Andi Kleen
2007-10-28 18:19 linux

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=87r6jjzfhd.fsf@willow.rfc1149.net \
    --to=sam@rfc1149.net \
    --cc=linux-kernel@vger.kernel.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

Powered by JetHome