https://issues.dlang.org/show_bug.cgi?id=14573
--- Comment #9 from github-bugzi...@puremagic.com --- Commit pushed to master at https://github.com/D-Programming-Language/druntime https://github.com/D-Programming-Language/druntime/commit/d50aba0083b03659f60c3f157a674d9846d8228f fix Issue 14573 - classes without destructor leak monitor/mutex - set finalize bit when constructing the monitor --