ld --wrap and c++

Jeff Baker jbaker@qnx.com
Thu Aug 26 15:35:00 GMT 2004


> 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.



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