public override object VisitFnc_header([NotNull] KCCParser.Fnc_headerContext context) { foreach (var v in context.var_decl()) { var type = v.symbol_id()[0].GetText(); var id = v.symbol_id()[1].GetText(); _controller.DeclareHeaderVariable(id, type); if (v.expression() != null) { VisitExpression(v.expression()); _controller.AddInstruction(InstOp.Set, id, null, null, OpModifier.FromLastTemp); } } return(null); }