[Issue 14077] Letting compiler determine length for fixed-length arrays in return type

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14077

bearophile_hugs at eml.cc changed:

           What    |Removed                     |Added
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                 CC|                            |bearophile_hugs at eml.cc

--- Comment #2 from bearophile_hugs at eml.cc ---
(In reply to monkeyworks12 from comment #1)
> (In reply to Kenji Hara from comment #0)
> > Possible case:
> > 
> > int[$] returnSArr()
> > {
> >     return [1, 2];
> > }
> 
> Also consider the following:
> 
> auto[$] returnSArr()
> {
>     return [1, 2];
> }
> 
> const[$] returnSArr()
> {
>     return [1, 2];
> }
> 
> //Etc.
> 
> 
> int[auto] returnAA()
> {
>     return ["asdf":1];
> }
> 
> auto[auto] returnAA()
> {
>     return ["asdf":1];
> }
> 
> immutable[auto[$]] returnAA()
> {
>     return [[1, 2]:1];
> }

What are the use cases for all this? Implementation efforts have a cost in
time.

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