On 02/03/17 17:29, David Anderson wrote:
> On 02/03/2017 12:21 PM, John DelSignore wrote:
>> Hi,
>>
>> I've been poking around looking for Split DWARF producers. As far as I
>> can tell, no compiler or tool chain currently implements Split DWARF as
>> described in the current DWARF5 draft standard. Is that correct?
>>
>>
> gcc did it for DWARF4.  I have a couple test objects
> that were contributed for libdwarf testing.

Are you referring to the vendor extensions GNU added for the DebugFission 
flavor of Split DWARF described here <https://gcc.gnu.org/wiki/DebugFission>? 
AFAIK, the DWARF4 Standard had no support for Split DWARF at all.

> It would be...impossible? to have done DWARF5
> yet since we made major changes in the last few weeks (CU header
> lengths and contents (contents a bit further in the past),
> for example).

OK, fair enough. But I guess I'm trying to also figure out where Split DWARF is 
headed. Are all of the producer going to converge on DWARF5 eventually, and if 
so when? And in the meantime, is it worth supporting the DebugFission flavor of 
Split DWARF, and where is that headed?

Cheers, John D.

>
>
> DavidA.
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