So here's the current state of what Coke originally posted: $ cat tclsh.pir .HLL 'Tcl' .loadlib 'tcl_group' .sub main :main .param pmc argv foo(argv) .end .sub foo .param pmc args :slurpy $S0 = typeof args say $S0 .end [li11-226:parrot] 504 $ ./parrot tclsh.pir ResizablePMCArray How should we proceed?