Specifying @nogc on structs seems to have no effect
belka at caraus.de
Tue Sep 19 13:32:59 UTC 2017
On Tuesday, 19 September 2017 at 13:11:03 UTC, Craig Black wrote:
> I've recently tried coding in D again after some years. One of
> my earlier concerns was the ability to code without the GC,
> which seemed difficult to pull off. To be clear, I want my
> programs to be garbage collected, but I want to use the GC
> sparingly so that the mark and sweep collections will be fast.
> So I want guarantees that certain sections of code and certain
> structs will not require the GC in any way.
> I realize that you can allocate on the non-GC heap using malloc
> and free and emplace, but I find it troubling that you still
> need to tell the GC to scan your allocation. What I would like
> is, for example, to be able to write a @nogc templated struct
> that guarantees that none of its members require GC scanning.
> @nogc struct Array(T)
> class GarbageCollectedClass
> void main()
> Array!int intArray; // fine
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