thisExePath purity
crimaniak via Digitalmars-d-learn
digitalmars-d-learn at puremagic.com
Tue Sep 20 12:14:08 PDT 2016
On Tuesday, 20 September 2016 at 04:26:05 UTC, Jonathan M Davis
wrote:
> On Tuesday, September 20, 2016 04:17:21 crimaniak via
> Digitalmars-d-learn wrote:
>> static shared immutable ReturnType!T value;
>
> I would point out that immutable is implicitly shared, so
> there's no reason to put shared on an immutable variable.
> However, you _do_ want to put shared on a static constructor
> that initializes an immutable variable so that it's only run
> once for the program instead of once per thread (the compiler
> really should enforce that, but there's a longstanding bug that
> allows you to reinitialize an immutable variable by not putting
> shared on the static constructor and starting multiple threads).
Ok, I got it. Thanks.
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