@gc attribute for bypassign @nogc

[Guillaume Piolat via Digitalmars-d]

On Thursday, 28 July 2016 at 15:24:10 UTC, bitwise wrote:
>
> It's not about running out of memory. It's a performance issue.
>
> Example: In the following class, it would be perfectly fine, 
> and even expected to allocate in start() but not in update(). 
> This is because start() gets called once on object 
> initialization, but update() would get called every frame.
>

Vladimir implemented counting in -profile=gc, it gives you the 
number of allocations and the amount allocated for each 
allocation point.