[fpc-devel] Re: PDF on C/C++ code in Free Pascal

[Florian Klaempfl]

Jonas Maebe schrieb:
> 
> On 16 Sep 2009, at 20:09, Sven Barth wrote:
> 
>> Jonas Maebe schrieb:
>>> As far as I know, there is not a single test for this functionality,
>>> so I'm not sure that it actually works.
>>
>> Well... then I think it's time to change this.
>>
>> I'll try to test this functionality (and to fix it, if it fails),
> 
> Thanks!
> 
>> but you  (or another core developer) should at least tell me how that
>> feature is supposed to work and (equally important) be used.
> 
> Frankly, I don't really know. I only discovered this by chance while
> working on the Objective-C support. As far as I could tell, you simply
> have to use "cppclass" rather than "class", and that's it (the cppdecl
> name mangling style is automatically applied to all methods afterwards,
> if I remember correctly). I don't think that field accesses can work at
> all though, nor calling virtual methods (let alone defining multiple
> inheritance hierarchies). The only thing that really seemed to be
> implemented was C++ name mangling.

The code is already very old. It worked for very simply classes and gcc
2.95 iirc. But nobody continued so far to improve it.