linux-kernel - Re: [PATCH] Pass -g to assembler under CONFIG_DEBUG

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Message-ID: <jelkdmjzbs.fsf@sykes.suse.de>
Date:	Thu, 12 Jul 2007 01:27:35 +0200
From:	Andreas Schwab <schwab@...e.de>
To:	Roland McGrath <roland@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jason Wessel <jason.wessel@...driver.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH] Pass -g to assembler under CONFIG_DEBUG_INFO

Roland McGrath <roland@...hat.com> writes:

>> > +AFLAGS		+= $(call as-option, -gdwarf)
>> 
>> The option is officially called -gdwarf-2, and -gdwarf2 is an alias for
>> backward compatibility.  But -gdwarf is ambigous and will error out.
>
> AFLAGS is actually passed to $(CC), not $(AS), and -gdwarf works there
> (it's an unambiguous prefix of -gdwarf-2).

Oh yes, you're right, sorry for the noise.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@...e.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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