[PATCH] [lld][core] sectionGroup support.

[Shankar Easwaran]

On 2/27/2014 7:40 PM, Rafael Espíndola wrote:
>> Well, the spec still defines some semantics. It seems to me we need to
>> pass it through unmodified in -r mode. We also need to make correct
>> garbage collection choices. Other than that it doesn't matter. There's
>> no special symbol resolution handling.
> So, the spec only defines
>
> * GRP_COMDAT
> * GRP_MASKOS
> * GRP_MASKPROC
>
> COMDAT we can and must handle. Any other bit set will mean a future
> version of the standard, an OS or CPU specific group type. I think an
> error (other than the -r special case) is the only safe thing to do.
> All 3 cases can have special semantics (keep largest, keep the one
> from the newest file, whatever). We really cannot guess.
Agree.

Interesting groups with platform specific attributes too.

So there arent any group sections without COMDAT flag set then ?

Thanks

Shankar Easwaran

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