[fpc-pascal] Array clearing

[Michael Van Canneyt]

On Wed, 12 Apr 2017, Ryan Joseph wrote:

>
>> On Apr 12, 2017, at 9:25 PM, Michael Van Canneyt <michael at freepascal.org> wrote:
>> 
>> Adding a pop/push requires compiler magic, and could be implemented; but the question is whether it is worth it, given the plethora of other
>> options at your disposal.
>
> Why magic?  It seems silly the operator += doesn’t exist or even a basic
> operation set like “add”, “remove”, “insert” that every array
> implementation in every language has.  Aren’t those just function around
> the existing dynamic array implementation in the compiler?

That is why you need "the magic". The compiler needs to check the type, call
some helper routines etc.

Michael.