[Lazarus] How to access C and C++ libraries?

[Daniel Gaspary]

On Fri, Mar 7, 2014 at 6:38 AM, Sven Barth <pascaldragon at googlemail.com> wrote:
> Am 07.03.2014 10:13, schrieb Danny Weldon:
>>> You can't access a C++ API.
>>
>> Not yet.  But it is planned for the future:
>>
>>    http://freepascal.org/future.var
>>    "Linking with C++ code"
>
> And with quite some restrictions it already works, see
> $fpc/tests/test/cg/tcppcl{1,2}.pp.

Is this feature at trunk?

Further examples of use.. ?