https://issues.dlang.org/show_bug.cgi?id=16453
greenify <greeen...@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |greeen...@gmail.com --- Comment #1 from greenify <greeen...@gmail.com> --- Hmm due to Thread being a class the compiler thinks it can't be @nogc, so as a workaround sth. like `assumeNogc` could be it used. See e.g: https://github.com/nordlow/phobos-next/blob/master/src/dbgio.d#L13 --