ref: a2ef6bfcd8de0ae9f7f2df2fcdd692bde6ea422c
dir: /test/compoundimpl.myr/
use std trait frobable @a = frob : (val : @a -> void) ;; impl frobable int# = frob = {val std.put("intptr,") } ;; impl frobable char# = frob = {val std.put("charptr\n") } ;; generic foo = {x : @a :: frobable @a frob(x) } const main = { var a = (123 : int) var b = 'c' foo(&a) foo(&b) }