https://issues.dlang.org/show_bug.cgi?id=23127 --- Comment #4 from kinke <kinke at gmx.net> --- The 2 failing cmdlines work when disabling an apparent hack in https://github.com/dlang/dmd/blob/e2b4fb6d8a60ef33f5bbc6309e250024bbebb1a0/compiler/src/dmd/func.d#L441-L450. --