DIP 1021--Argument Ownership and Function Calls--Final Review

[Walter Bright]

On 9/18/2019 1:42 AM, IGotD- wrote:
> On Monday, 16 September 2019 at 10:06:55 UTC, Walter Bright wrote:
>> DIP 1021 can be experimented with as the code is now in the compiler and 
>> enabled with -preview=useDIP1021. I'd expect some trouble with it as it 
>> doesn't have much wear on the tires.
> 
> A few questions:
> 
> What would the default behaviour of the compiler be, is the ownership check on 
> or off.

-preview switches mean "opt-in".