Support for export keyword to use with C++ templates ?

[Ian Lance Taylor]

Paolo Carlini <paolo.carlini@oracle.com> writes:

> On 01/30/2010 01:14 AM, Ian Lance Taylor wrote:
>> I don't think you need to understand the build system to implement
>> export in C++.  You do clearly need to understand the g++ frontend.
>> However, it's impossible for me to estimate how long it would take
>> somebody to understand it.  It would depend greatly on that person's
>> experience as a programmer and knowledge of C++.  gcc's C++ frontend
>> is probably some 150,000 lines of code, considering everything.
>>   
> Even for implementors knowing *very* well both the details of the C++
> standard and the internals of a specific front-end, implementing export
> is an *highly* non-trivial task. You can probably find this paper useful:
>
>     http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2003/n1426.pdf


I already tried to tell him that upthread.

Ian