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Date: Tue, 06 Oct 2015 16:55:00 -0000
Message-ID: <CAGWvny=iDYFnjMynboUctNyniN1zrtDmQubfv3ug1_eLtMZefw@mail.gmail.com>
Subject: Re: AIX DWARF debugging sections
From: David Edelsohn <dje.gcc@gmail.com>
To: Joel Brobecker <brobecker@adacore.com>
Cc: Doug Evans <dje@google.com>, Tristan Gingold <gingold@adacore.com>, 	GDB Patches <gdb-patches@sourceware.org>
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X-SW-Source: 2015-10/txt/msg00057.txt.bz2

On Tue, Oct 6, 2015 at 12:51 PM, Joel Brobecker <brobecker@adacore.com> wrote:
>> > Because the AIX section does not use the standard name, I am unsure
>> > which it represents.  The documentation only states "dwmac", which
>> > could expand to either name.
>> >
>> > Thanks, David
>>
>> Yeah, I think we need to figure out which one it is.
>
> That's what I have been trying to do, but I don't see any evidence
> that GCC emits it, or that binutils handles it. So the answer must
> lie somewhere on the system side. David?

GCC emits it when -g3 is enabled.  Ldebug_macinfo vs Ldebug_macro is
controlled by dwarf_strict.  The current GCC support for DWARF in AIX
uses the same section name for both.

I am asking the XLC team what they produce for the section.

Thanks, David