RfC for language feature: rvalue struct
FeepingCreature
feepingcreature at gmail.com
Tue Jan 31 13:02:57 UTC 2023
On Tuesday, 31 January 2023 at 11:52:33 UTC, Dukc wrote:
> On Tuesday, 31 January 2023 at 07:31:58 UTC, FeepingCreature
> wrote:
>> On Monday, 30 January 2023 at 20:15:48 UTC, Dukc wrote:
>>> I don't see a need for fields to be non-referenceable since
>>> immutability protects them if the data in question is already
>>> committed.
>>
>> Yes, again, the idea is that rvalue allows *overwriting
>> mutable variables* of this type.
>
> In that case I'd probably go with a mutable pointer to an
> immutable struct. That way you can replace the value in whole,
> but not single fields of it.
Okay, now how do you do that without causing GC load? :) Keep in
mind that we plan to use this for very inner loops of
not-always-cheap algorithms.
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