From: Juergen Borleis <jbe@pengutronix.de>
To: ptxdist@pengutronix.de
Cc: "Alan Martinović" <Alan.Martinovic@zenitel.com>
Subject: Re: [ptxdist] Building root-debug without any optimisation
Date: Mon, 20 Jul 2015 09:49:32 +0200 [thread overview]
Message-ID: <201507200949.32453.jbe@pengutronix.de> (raw)
In-Reply-To: <916A03CCEB30DF44AD98D4CFDC7448D0577FAD3F@nooslzsmx1.zenitelcss.com>
Hi Alan,
On Monday 20 July 2015 09:37:00 Alan Martinović wrote:
> I've noticed that the open source apps built with automake have default
> compile flags "-g -O2". I would like to get a optimization free root-debug
> build with debug symbols. I can replace all occurrences of "-g -O2" with
> "-g" in configure files but would like to hear comments if there is a
> better way of doing this. For example.
> Passing a global CFLAGS="-g" to all ./configure scripts?
Yes, passing CFLAGS to all configure scripts will disable the automatic
addition of the "-O2". You could also try to add "-g -O0", but sometimes
packages tend to fail to build with the "O0" setting. And for best debugging
you should disable builtins and inlining as well.
Regards,
Juergen
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next prev parent reply other threads:[~2015-07-20 7:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-20 7:37 Alan Martinović
2015-07-20 7:49 ` Juergen Borleis [this message]
2015-07-20 8:06 ` Juergen Borleis
2015-07-20 8:25 ` Alan Martinović
2015-07-20 8:52 ` Juergen Borleis
2015-07-20 9:36 ` Olbrich Michael
2015-07-20 11:00 ` Alan Martinović
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