linux-kernel - Re: [PATCH] x86: linker script syntax nits

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Message-ID: <20091015192757.GA11271@merkur.ravnborg.org>
Date:	Thu, 15 Oct 2009 21:27:57 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Roland McGrath <roland@...hat.com>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ian Lance Taylor <iant@...gle.com>, x86@...nel.org,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] x86: linker script syntax nits

On Thu, Oct 15, 2009 at 11:26:16AM -0700, Roland McGrath wrote:
> > The other -- and somewhat less cantankerous way -- is to use a dummy symbol:
> > 
> > #define LINUX_ASSERT(expr, name, string) name = ASSERT(expr, string)
> > 
> > "name" would have to be unique for each instance.
> 
> I wouldn't like to pollute the symtabs with those useless symbols.
> 
> #define LINUX_ASSERT(expr, string) PROVIDE(_assert_bogon = ASSERT(expr, string))
> 
> works with a recent ld.  I don't know what the problematic old ld versions
> were.  Do you have such on hand to test?
Jean reported binutils 2.14.90.0.6.

See: http://marc.info/?l=linux-kbuild&m=124930110427870&w=2

	Sam
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