[Issue 15917] std.concurrency module destructor causes useless creation of new MessageBox

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15917

--- Comment #1 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/9d575fa33970da793a07cd7ebcccb4d1c13735fa
Fix issue 15917 - std.concurrency module destructor causes useless creation of
new MessageBox

https://github.com/dlang/phobos/commit/4f18045c7fa965be50dd0db8f0ec6531df7f63db
Merge pull request #4191 from yazd/fix-15917

Fix issue 15917 - std.concurrency module destructor causes useless cr…

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