[Issue 15188] `deallocate` cause memory leaks

[via Digitalmars-d-bugs]

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

--- Comment #5 from github-bugzilla at puremagic.com ---
Commit pushed to stable at https://github.com/D-Programming-Language/phobos

https://github.com/D-Programming-Language/phobos/commit/a96255a2501bc24bd09af9a9143e63d64f58e969
Merge pull request #3712 from 9il/patch-4

[DMD 2.069][allocators] Fix issue 15188

--