From: Tom Rini <trini@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-boot]-gdwarf option
Date: Tue, 12 Feb 2013 12:02:43 -0500 [thread overview]
Message-ID: <20130212170243.GB26121@bill-the-cat> (raw)
In-Reply-To: <1360611812.8517.4@snotra>
On Mon, Feb 11, 2013 at 01:43:32PM -0600, Scott Wood wrote:
> On 02/07/2013 02:01:05 AM, TigerLiu at viatech.com.cn wrote:
> >Hi, experts:
> >I have a JTAG debugger.
> >Its manual suggested user should add "-gdwarf-2" option in the arm gcc
> >compiler.
> >Because it could produce debugging information.
> >
> >But I searched the whole uboot source package, could not find
> >"-gdwarf-2" option in config.mk or other files.
> >
> >Why?
>
> I think it's already the default with most toolchains. Do you see
> any difference in the output when supplying that flag?
Indeed. For most common values of gcc versions, using -g will pick the
"best" choice for debug information and this will be DWARF2 information
already. There is no need to specify -gdwarf-2 (or similar).
--
Tom
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next prev parent reply other threads:[~2013-02-12 17:02 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-05 13:37 [U-Boot] how to configure u-boot to tell me more about NAND flash? Robert P. J. Day
2013-02-05 14:05 ` Eric Bénard
2013-02-05 14:09 ` Robert P. J. Day
2013-02-05 15:48 ` Wolfgang Denk
2013-02-07 8:01 ` [U-Boot] [U-boot]-gdwarf option TigerLiu at viatech.com.cn
2013-02-07 9:20 ` Wolfgang Denk
2013-02-11 19:43 ` Scott Wood
2013-02-12 17:02 ` Tom Rini [this message]
2013-02-05 17:50 ` [U-Boot] how to configure u-boot to tell me more about NAND flash? Scott Wood
2013-02-05 17:59 ` Robert P. J. Day
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