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From: Doug Evans <dje@google.com>
To: David Edelsohn <dje.gcc@gmail.com>
Cc: Joel Brobecker <brobecker@adacore.com>,
	Tristan Gingold <gingold@adacore.com>,
		GDB Patches <gdb-patches@sourceware.org>
Subject: Re: AIX DWARF debugging sections
Date: Tue, 06 Oct 2015 20:00:00 -0000	[thread overview]
Message-ID: <CADPb22Q1s4q7NCzUO5iLt0cT8ewH21RhmHTnyPh7AS=4nhFmsw@mail.gmail.com> (raw)
In-Reply-To: <CAGWvnykS9J5cHfbDg4swVhXZdJ+Lzk7JQmikbPrXh2E4p-xshg@mail.gmail.com>

On Tue, Oct 6, 2015 at 11:24 AM, David Edelsohn <dje.gcc@gmail.com> wrote:
> 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?
>
> The official answer from IBM XLC is the section is for both
> .debug_macinfo and .debug_macro
>
> For DWARF4 and below, the dwmac section corresponds to .debug_macinfo.
> For DWARF5 and above, the dwmac section corresponds to .debug_macro.
>
> XLC currently does not generate any macro debugging information for DWARF4.

Huh.
Let's make sure this is documented in the code.


  reply	other threads:[~2015-10-06 20:00 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-25 14:53 David Edelsohn
2015-09-28 13:41 ` Tristan Gingold
2015-10-02 21:32   ` Joel Brobecker
2015-10-02 22:35     ` David Edelsohn
2015-10-06  0:30       ` Doug Evans
2015-10-06 16:52         ` Joel Brobecker
2015-10-06 16:55           ` David Edelsohn
2015-10-06 18:24           ` David Edelsohn
2015-10-06 20:00             ` Doug Evans [this message]
2015-10-07 12:49               ` David Edelsohn
2015-10-10  0:04                 ` Joel Brobecker
     [not found]                   ` <CADPb22QmuPeP_QBDNWA4iSi1jsnTvAiAurV8HWGCAYnPoMr+wg@mail.gmail.com>
2015-10-10  2:58                     ` David Edelsohn
2015-10-12 15:50                       ` Joel Brobecker
2015-10-12 17:41                         ` David Edelsohn
2015-10-12 18:34                           ` Joel Brobecker
2015-10-13 15:33                             ` David Edelsohn
2015-10-13 16:45                               ` Joel Brobecker

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