shared - i need it to be useful

[Nicholas Wilson]

On Sunday, 21 October 2018 at 19:07:37 UTC, Nicholas Wilson wrote:
> On Sunday, 21 October 2018 at 09:50:09 UTC, Walter Bright wrote:
>> Your proposal makes that impossible because the compiler would 
>> allow unshared data to be implicitly typed as shared.
>
> Yes, but not the other way around.

Whoops that should read

>> Your proposal makes that impossible

No

>> because the compiler would allow unshared data to be 
>> implicitly typed as shared.

Yes, but the problem you describe is arises from implicit 
conversion in the other direction, which is not part of the 
proposal.