[fpc-devel] New feature announcement: constant parameters for generics

[Marco van de Voort]

Op 2020-04-26 om 11:02 schreef Michael Van Canneyt:
>
>>> As the original author, can you say something about the intended use 
>>> of this feature ?
>>
>> It was meant for a pretty narrow use of array types. If I knew how 
>> much work it would be to implement I probably would have not done it. 
>> :P I personally wanted it for static array lists that had methods 
>> like Add/Delete.
>
> Fixed-length arrays are the only practical use I can think of.

Valuetype sets of enum>256 elements.  Type T is the enum, const is 
ord(high(enum) div 32)+1

De const is then a high bound of the array, type T is only used to 
implement the operators and methods.