A couple of questions about arrays and slices

[Cecil Ward]

On Wednesday, 21 June 2023 at 04:52:06 UTC, Jonathan M Davis 
wrote:
> On Tuesday, June 20, 2023 8:09:26 PM MDT Cecil Ward via 
> Digitalmars-d-learn wrote:
>> [...]
>
> When slicing, the end index is exclusive. e.g.
>
> [...]

Actually concerning the garbage, I was rather hoping that it 
_would_ be garbage so as to avoid the cost of a zero-fill in time 
and also possibly in cache pollution, unless it uses the 
non-temporal cache-friendliness management tech that is found on 
eg x86.