Philip Herron <redbrain@xxxxxxxxxxx> writes: > Trying to add option to my front-end thought lang.opt: > > fpy-dump-dot > Python Var(gpy_set_dump_dot) Init(1) > dumps the pretty-printed DOT IL > > But i keep Getting: > > warning: command line option ‘-fpy-dump-dot’ is valid for Python but > not for [enabled by default] Do you have Language Python at the start of your lang.opt file? Ian