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From: "mark@klomp.org" <mark@klomp.org>
To: Alexander Yermolovich <ayermolo@fb.com>
Cc: "gcc@gcc.gnu.org" <gcc@gcc.gnu.org>,
	"dblaikie@gmail.com" <dblaikie@gmail.com>,
	"ikudrin@accesssoftek.com" <ikudrin@accesssoftek.com>,
	"maskray@google.com" <maskray@google.com>
Subject: Re: DWARF64 gcc/clang flag discussion
Date: Sat, 21 Nov 2020 01:19:37 +0100	[thread overview]
Message-ID: <20201121001937.GE2684@wildebeest.org> (raw)
In-Reply-To: <BYAPR15MB24705FEAB18F3F5608A4ECCFBFFF0@BYAPR15MB2470.namprd15.prod.outlook.com>

On Fri, Nov 20, 2020 at 08:22:26PM +0000, Alexander Yermolovich wrote:
> On llvm side of compiler world there has been work done by Igor Kudrin to enable DWARF64.
> I am trying to add a flag to Clang to enable DWARF64 generation. https://reviews.llvm.org/D90507
> In review David Blaikie pointed out that there has been a discussion on what to call this flag:
> https://linuxplumbersconf.org/event/7/contributions/746/attachments/578/1018/DWARF5-64.pdf
> https://linuxplumbersconf.org/event/7/sessions/90/attachments/583/1201/dwarf-bof-notes-aug24-lpc-2020.txt
> https://www.mail-archive.com/gcc@gcc.gnu.org/msg92495.html
> 
> Reading through that it doesn't look like there is a consensus on what it should be.
>
> From discussion there is seems to be mixed opinion if it should be
> -f<name> or -g<name>. Primarily centered around if -g prefix implies
> turning on generation of debug information.
>
> Now that LLVM can actually generate DWARF64 for ELF, can we come to consensus on the name?

I don't believe any firm consensus was reached on naming yet.  But I
would pick -fdwarf32/-fdwarf64.

Cheers,

Mark

  reply	other threads:[~2020-11-21  0:20 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-20 20:22 Alexander Yermolovich
2020-11-21  0:19 ` mark [this message]
2020-11-23  8:32   ` Richard Biener
2020-11-24  2:38     ` David Blaikie
2020-11-24  2:59       ` Jeff Law
2020-11-24  3:03         ` David Blaikie
2020-11-24  3:21           ` Jeff Law
2020-11-24  7:45       ` Jakub Jelinek
2020-11-24  7:50         ` Richard Biener
2020-11-24 11:04           ` Mark Wielaard
2020-11-24 11:11             ` Jakub Jelinek
2020-11-24 15:22               ` Jeff Law
2020-11-24 18:38               ` David Blaikie
2020-11-25  9:22                 ` Richard Biener
2020-11-25 21:46                   ` David Blaikie
2020-11-30 19:35                     ` Alexander Yermolovich
2020-11-30 20:08                       ` Fāng-ruì Sòng
2020-11-30 20:09                       ` David Blaikie
2020-12-01  1:04                         ` Alexander Yermolovich
2020-12-01 18:33                           ` David Blaikie
2020-12-02 18:43                             ` Alexander Yermolovich
2020-12-02 21:12                               ` David Blaikie
2020-12-03  1:10                                 ` Alexander Yermolovich
2020-12-03 17:52                                   ` David Blaikie
2020-12-04  8:36                                     ` Richard Biener
2020-12-04 18:01                                       ` Alexander Yermolovich
2020-12-07  7:14                                         ` Richard Biener
2020-12-07 11:22                                           ` Jakub Jelinek
2020-12-07 19:08                                             ` David Blaikie
2020-11-30 20:25                       ` Mark Wielaard
2020-11-24 18:32         ` David Blaikie
2020-11-24 18:59           ` Eric Botcazou

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