Date: Sun, 20 Jul 2014 14:19:01 -0700
From: Andi Kleen <ak@linux.intel.com>
To: Sam Ravnborg <sam@ravnborg.org>
Cc: Andi Kleen <andi@firstfloor.org>, linux-kbuild@vger.kernel.org,
        linux-kernel@vger.kernel.org, Dirk Gouders <dirk@gouders.net>,
        mmarek@suse.cz
Subject: Re: [PATCH 1/2] kbuild: Support split debug info v3
Message-ID: <20140720211901.GQ5803@tassilo.jf.intel.com>
References: <1405466172-17055-1-git-send-email-andi@firstfloor.org>
 <20140720190420.GA4630@ravnborg.org>
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> Why are as only called with -Wa,-gdwarf-2 in the non-split case?
> Is this a bug or intentional?
> If it is intentional then it is not explained.

Probably was a merging mistake. Will fix.

> > +	help
> > +	  Generate debug info into separate .dwo files. This can be
> > +	  faster for building than including the debug information directly
> Here the "faster" part is promoted.
> But in your cover letter you actually highlight the "smaller" case
> as more significant.
> Maybe include info on both positive items.

I currently don't see it significantly faster in my setup, will
mention size. It may be in others though. Feel free to test.

-Andi
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