[Issue 15129] std.parallelism.parallel doesn't enforce shared-correctness

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=15129

Nick Treleaven <nick at geany.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |safe
                 CC|                            |nick at geany.org

--- Comment #1 from Nick Treleaven <nick at geany.org> ---
> it is sufficient for the context to be const, otherwise it probably needs to be immutable.

`i` should be declared `shared` for safe mutation. To support that, the
ParallelForeach.opApply delegate context parameter should require `shared`
(which would allow `immutable` too). Unfortunately the opApply delegate doesn't
support `shared` (or `immutable`) context inference AFAICT.

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