About ref used for performance reasons with struct

Jakob Ovrum jakobovrum at gmail.com
Mon Feb 11 04:10:54 PST 2013

On Monday, 11 February 2013 at 06:52:33 UTC, deadalnix wrote:
> Ok, We have 2 usages of ref : when you actually need to modify 
> informations, and for performance reasons. Let's talk about the 
> second one.

I touched on the idea in a StackOverflow answer a while back:


The meaning of 'in' means such parameters can in theory be 
optimized if the compiler has the proper sources, so it would 
seem right to leverage it.

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