[Issue 13930] std.concurrency can't send immutable AA to another thread

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=13930

--- Comment #4 from Dlang Bot <dlang-bot at dlang.rocks> ---
@tom-tan created dlang/phobos pull request #7655 "Fix `receiveOnly` for
non-assignable types (issue 13930, issue 19345)" mentioning this issue:

- Fix receiveOnly for non-assignable types
  - Fix issue 13930 - std.concurrency can't send immutable AA to another thread
  - Fix issue 19345 - std.concurrency does not work with structs of const value
type

https://github.com/dlang/phobos/pull/7655

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