[fpc-pascal] Callbacks as nested functions

Adriaan van Os fpc at microbizz.nl
Sat Oct 28 11:49:45 CEST 2017


Ryan Joseph wrote:
> 
>> On Oct 23, 2017, at 9:05 PM, Michael Van Canneyt <michael at freepascal.org> wrote:
>>
>> It is not the default because neither Delphi nor TP allow this.
> 
> then that begs the question, why not? :) If local functions are a useful feature then local callbacks should be too.

Because
1. it takes a few extra processor cycles
2. it breaks binary compatibilty.

For a detailed discussion, see <https://bugs.freepascal.org/view.php?id=15925>

Regards,

Adriaan van Os



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