[Issue 12313] Unneeded stack temporaries created by tuple foreach

[d-bugmail at puremagic.com]

https://d.puremagic.com/issues/show_bug.cgi?id=12313



--- Comment #5 from Kenji Hara <k.hara.pg at gmail.com> 2014-03-07 22:48:17 PST ---
(In reply to comment #4)
> foreach != tuple foreach
> 
> latter is more like template declaration that gets instantiated for every tuple
> element as an argument

If you want to iterate the elements of the container (array, range, tuple, etc)
without copying, use 'ref'.

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