[fpc-devel] RTTI

Michael Van Canneyt michael at freepascal.org
Wed Nov 25 17:52:10 CET 2015

On Wed, 25 Nov 2015, Sven Barth wrote:

> Am 25.11.2015 14:58 schrieb "Michael Van Canneyt" <michael at freepascal.org>:
>> On Wed, 25 Nov 2015, Anthony Walter wrote:
>>> Can someone refer me to a document regarding the whats planned for FPC
>>> improvements? Is it aiming to support the current Delphi RTTI
> improvements
>>> (attributes, virtual method intercepts, location and tvalue) or something
>>> else?
>> There is no document.
>> To my knowledge:
>> - Attributes are supported in a branch already scheduled to be merged
> after 3.0.0 is out.
>> - The location and tvalue are in the branch for which the merge request
> was just posted.
>> - I think virtual method intercepts are not implemented or planned.
>>   I am not sure whether this needs many extra things in the compiler, it
> just
>>   requires the interface RTTI and a RTL helper class ?
> Virtual method interceptors are not implemented, but they are planned just
> like every other Delphi compatible part of the RTTI. They require a bit of
> platform dependent support though as they'll need to deal with calling
> conventions (even if it might only be one as AFAIK we only allow the
> default calling convention for virtual methods...).

Sounds like the same code as for interface method RTTI can be reused.


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