Re: ld --wrap and c++

["H. J. Lu" <hjl at lucon dot org>]

On Thu, Aug 26, 2004 at 11:29:02AM -0400, Jeff Baker wrote:
> >On Thu, Aug 26, 2004 at 11:06:44AM -0400, Ian Lance Taylor wrote:
> >
> >>Jeff Baker <jbaker@qnx.com> writes:
> >>
> >>
> >>>We have a customer complaining that the --wrap option to ld (again,
> >>>2.12.1) doesn't work with C++.  Would I be correct in assuming that
> >>>this is because of the C++ name mangling?  If so, is there anything
> >>>(other than extern "C") that they can do to make it work?
> >>
> >>--wrap should work fine with C++.  However, you do have to mangle the
> >>names yourself, and use --wrap with the mangled name.
> >>
> >>There is no real alternative.  It is not practical for the linker to
> >>incorporate a C++ mangler, particularly as different compilers, even
> >>different versions of g++, use different mangling schemes.
> >
> >
> >Linker does support C++ prototype in version script.
> 
> That's about what I expected.  Thanks.

It was added on 1999-04-11. Adding support for --wrap shouldn't be too
hard.


H.J.