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Date: Fri, 13 Mar 2015 16:19:00 -0000
From: "Jan Beulich" <JBeulich@suse.com>
To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: "Binutils" <binutils@sourceware.org>,"GDB" <gdb@sourceware.org>
Subject: Re: RFC: Add support for SHF_COMPRESSED
References:  <CAMe9rOp7=hH0HSVmbKohv=5JmcV25owj_RtnPYirG1Bhej=XkA@mail.gmail.com> <550318C90200007800069E5B@mail.emea.novell.com> <CAMe9rOoy9dbAw7Kh9+-haTE4gj4331Dk5E1YAr+1Xx+HBzCF0w@mail.gmail.com>
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>>> On 13.03.15 at 17:13, <hjl.tools@gmail.com> wrote:
> On Fri, Mar 13, 2015 at 9:05 AM, Jan Beulich <JBeulich@suse.com> wrote:
>>>>> On 13.03.15 at 16:31, <hjl.tools@gmail.com> wrote:
>>> I am working on SHF_COMPRESSED support:
>>>
>>> http://www.sco.com/developers/gabi/latest/ch4.sheader.html=20
>>>
>>> We already have .zdebug* sections, which aren't compatible
>>> with SHF_COMPRESSED scheme due to missing compression
>>> header.   What section names should we use for SHF_COMPRESSED
>>> debug sections.  Using .debug* or .zdebug*  will break existing tools.
>>> I am thinking .zlibdebug*  or ..Zdebug*.  Any suggestions?
>>
>> Why would they need to have different names anyway? They're
>> distinguishable by the flag.
>=20
> Won't the exiting tools, like GDB, choke on compressed .debug* sections?

If they're well behaved, they shouldn't (they should just ignore
them).

Jan