Stack frames larger than 4K should be rejected, but what if I want more

[Elronnd]

On Sunday, 27 June 2021 at 19:41:40 UTC, Ola Fosheim Grøstad 
wrote:
> On Sunday, 27 June 2021 at 18:56:57 UTC, IGotD- wrote:
>> In general I can agree with the rationale to not allow stack 
>> frames larger than 4K when it comes to normal programming, it 
>> makes sense.
>
> It makes no sense and would kill a system level language. The 
> stack depth for Linux is 8MiB. 4KiB isn't even enough to fit a 
> commonly sized FFT buffer, anything less than 16KiB is a joke 
> IMHO.

If you need to quickly allocate very large buffers, you _can_ 
quickly allocate very large buffers.  But the stack is not the 
right place to do that.