[Issue 15188] `deallocate` cause memory leaks

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15188

--- Comment #2 from Илья Ярошенко <ilyayaroshenko at gmail.com> ---
(In reply to Vladimir Panteleev from comment #1)
> Nice bug report. How about a description, test case, or at least a
> clarification of which "deallocate" this refers to?

Oops!
https://github.com/D-Programming-Language/phobos/pull/3712

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