> On Mar 22, 2022, at 1:17 PM, Rhialto <rhia...@falu.nl> wrote:
>
> On Sun 20 Mar 2022 at 23:17:57 -0400, Mouse wrote:
>> clang is - or at least was last I checked - under the impression that
>> nested functions are little-used and thus are not worth supporting.
>
> I guess they can think so because nested functions are a gcc extension.
> Quite a useful one, I think, having been taught programming with Algol
> 68 which of course does have nested functions; but an extension
> nevertheless.
>
> I found an interesting article about why they're bad...
> https://thephd.dev/lambdas-nested-functions-block-expressions-oh-my
That's a good argument for why GCC's implementation of nested functions is bad.
It doesn't mean other implementations that avoid the security blunder GCC made
are bad.
I don't believe ALGOL implementations needed executable stacks to implement
nested functions, for example.
paul
