[Issue 20706] `-preview=rvaluerefparam` does not work with copy constructor (and should do NRVO)

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20706

RazvanN <razvan.nitu1305 at gmail.com> changed:

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
                 CC|                            |razvan.nitu1305 at gmail.com
         Resolution|---                         |FIXED

--- Comment #1 from RazvanN <razvan.nitu1305 at gmail.com> ---
PR [1] has fixed this. On git HEAD the original example filed now compiles and
triggers the assert (i.e. the copy constructor is not called). Closing as
fixed.

[1] https://github.com/dlang/dmd/pull/12140

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