Re: [debug-early] fix problem with template parameter packs

[Richard Biener <richard.guenther@gmail.com>]

On Wed, Jun 3, 2015 at 3:04 PM, Aldy Hernandez <aldyh@redhat.com> wrote:
> On 05/27/2015 03:34 PM, Jason Merrill wrote:
>
>> It occurs to me that the early-dwarf work should make
>> debug_abstract_function and most of the DECL_ABSTRACT handling obsolete.
>>   All we need to do is set DW_AT_inline during early debug and update it
>> during late debug if the function is inlined.
>
>
> This is certainly a cool idea.  I played around with this, and I think we
> should be able to get it to work.  However, this won't work for the LTO
> case, because dwarf2out currently works just as our pre-debug-early world
> did.  We don't have an early DIE we can annotate later.  At least, until we
> get Richi's DIE streaming idea working.
>
> We could temporarily make the LTO case behave like early-debug by emitting
> early DIEs after LTO stream in-- while we get DIE streaming implemented, or
> we could leave the DECL_ABSTRACT redesign post-richi-streaming.  I'm leaning
> towards the latter.

Yeah, I think we can delay this until I get the LTO bits working and merged
(well, I mostly have to sit down and re-do the tooling :/)

Richard.

> Thoughts?
>