[Issue 3167] Passing result of a function call as ref argument no longer works

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=3167


Andrei Alexandrescu <andrei at metalanguage.com> changed:

           What    |Removed                     |Added
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                 CC|                            |andrei at metalanguage.com


--- Comment #11 from Andrei Alexandrescu <andrei at metalanguage.com> 2010-01-29 12:27:07 PST ---
(In reply to comment #10)
> I'm going to mark this as invalid, as function return values should be rvalues,
> and rvalues cannot be references, even if the vagaries of the implementation
> make that possible.
> 
> The reason is "vagaries of the implementation", so it may work on one
> implementation but not another. Currently, whether it (used to) work or not
> also depended on the contents of the struct being returned.

Why should we leave this to vagaries? An rvalue is not an lvalue, period.

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