DMD 0.177 release

[Stewart Gordon]

Walter Bright wrote:
> Stewart Gordon wrote:
>> C'mon, what's your use case for being allowed to return something 
>> other than the new value of a from the expression (a = b)?
> 
> I don't have one. But I prefer to impose as few restrictions as 
> possible, as people keep finding unanticipated cool new things to do. So 
> I'd argue that there should be compelling case put forward to impose 
> such a restriction, rather than wondering what one can do with the 
> flexibility.

We already have what strikes the rest of us as a compelling case: what 
we've just told you that returning from opAssign _should_ be able to do.

Stewart.