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spec: be explicit that NRVO will evolve further

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Araq 2020-05-30 19:55:01 +02:00
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@ -3714,6 +3714,10 @@ location is derived from the second parameter (called
NRVO NRVO
---- ----
**Note**: This section describes the current implementation. This part
of the language specification will be changed.
See https://github.com/nim-lang/RFCs/issues/230 for more information.
The return value is represented inside the body of a routine as the special The return value is represented inside the body of a routine as the special
`result`:idx: variable. This allows for a mechanism much like C++'s `result`:idx: variable. This allows for a mechanism much like C++'s
"named return value optimization" (`NRVO`:idx:). NRVO means that the stores "named return value optimization" (`NRVO`:idx:). NRVO means that the stores