Implicit Vars aren't always created under Pins #196
Test case attached. Implicit Vars are created in V3Link for VarRefs under a Pin, however, if the connection isn't simple, e.g.:
The function pinImplicitExprRecurse() won't create the Var for write. There's already a special case to handle this in an AstConcat, can we just change this to an AstNodeBiop?
Original Redmine Comment
Not only Biops, because ".z(~implicit)" which is a UniOp should work too.
Fixed in git for 3.721+