https://issues.dlang.org/show_bug.cgi?id=4890
--- Comment #26 from safety0ff.bugz <safety0ff.b...@gmail.com> --- (In reply to Sean Kelly from comment #25) > > I think I'll have to roll back thread.d to find my original comments and see > how it used to be implemented. Something was clearly changed here, but > there's no longer enough info to tell exactly what. This change? https://github.com/D-Programming-Language/druntime/commit/7a731ffe0869dc --