linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: makefile: work around toolchain bug in recent versions of binutils
Date: Thu, 2 Aug 2012 14:04:11 +0100	[thread overview]
Message-ID: <20120802130411.GU6802@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1343910206-3684-1-git-send-email-will.deacon@arm.com>

On Thu, Aug 02, 2012 at 01:23:26PM +0100, Will Deacon wrote:
> Recent upstream versions of binutils fail to assembler compressed/head.S
> when passed the -march=all option:
> 
> http://lists.gnu.org/archive/html/bug-binutils/2011-04/msg00162.html
> 
> The recommended workaround from the tools folks is not to pass the
> option, and instead let the assembler deduce the CPU type based on the
> features used by the code.

That doesn't work for all binutils - binutils historically has had to be
told explicitly what architecture its building for and won't "deduce"
it from the code.

Maybe this needs to be a build-time test whether the assembler accepts it?

  reply	other threads:[~2012-08-02 13:04 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-02 12:23 [PATCH] ARM: makefile: work around toolchain bug in recent versions of binutils Will Deacon
2012-08-02 13:04 ` Russell King - ARM Linux [this message]
2012-08-02 15:01   ` Will Deacon
2012-08-02 15:30     ` Russell King - ARM Linux
2012-08-02 15:51       ` Will Deacon
2012-08-02 18:18         ` Russell King - ARM Linux
2012-08-02 18:50           ` Will Deacon
2012-08-02 19:09             ` Arnaud Patard (Rtp)
2012-08-02 19:44             ` Russell King - ARM 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=20120802130411.GU6802@n2100.arm.linux.org.uk \
    --to=linux@arm.linux.org.uk \
    --cc=linux-arm-kernel@lists.infradead.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;
as well as URLs for NNTP newsgroup(s).