[cxx-abi-dev] Deleted virtual functions

Lawrence Crowl crowl at google.com
Tue Jun 2 01:55:38 UTC 2009


On 6/1/09, Dennis Handly <dhandly at cup.hp.com> wrote:
> Has anyone reviewed the proposed new standard for C++ and shlibs?

I have been keeping an eye on the issues, and trying to avoid
making matters worse.  However, there are no good solutions without
language support.  In particular, the language needs to recognize
a layer of scoping between the translation unit and the program.

> Prem and I provided enough questions in the Hawaii meeting they
> pulled it.

Yeah, I was working on that proposal.  I think we did our users
a disservice by abandoning the work.  For those that may not have
seen it, the latest draft paper is here:
http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2007/n2425.html
Work on the paper stopped when the committee abandoned the work,
so the paper is rough, has gaps, etc.

The module work would have addressed some of the problems with
dynamic libraries, but it too was dropped from C++0x.

> Future directions in the standard should be thought out for
> the ABI.

I don't follow this comment.  Can you clarify your intent?

-- 
Lawrence Crowl



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