-dip25 switch: time to make it always on?

[Walter Bright via Digitalmars-d]

On 6/29/2016 5:08 PM, ketmar wrote:
> On Wednesday, 29 June 2016 at 20:52:52 UTC, Walter Bright wrote:
>> On 6/29/2016 8:26 AM, Adam D. Ruppe wrote:
>>> tbh, I've never been able to figure out what it is even supposed to do and thus
>>> never actually used it, despite being interested in the subject.
>>
>> One way to find out is to turn it on and let it do the work for you.
>
> but *what* work?

It'll give you error messages for unsafe attempts to return references. No error 
messages, and you're good to go.