elif node.id in TFR_BUILTINS:
      val = node.id
      lookup_type = anno.getanno(node, anno.Static.TYPES, types.FunctionType)
    else:
      op_def, _ = self._op_defs.lookup(node.id)
      val = op_def.name
      lookup_type = anno.getanno(node, anno.Static.TYPES, types.FunctionType)
    type_ = self._get_inferred_type(node, lookup_type)
    return val, type_

  def visit_Return(self, node):

  // Note, for a while loop body function, the operand types and result types
  // are identical.
  auto body_func_type = mlir::FunctionType::get(
      &getContext(), new_while_operand_types, new_while_operand_types);
  auto cond_func_type = mlir::FunctionType::get(
      &getContext(), new_while_operand_types, orig_cond_func.getResultTypes());
  func::FuncOp cond =

    Type branch_args_type[] = {input_handle.getType(), input_shape.getType(),
                               size_diff.getType(), size.getType()};
    Type branch_result_type[] = {result_type};
    auto func_type = FunctionType::get(rewriter.getContext(), branch_args_type,
                                       branch_result_type);

    // Create functions in a higher scope before restoring the insertion point.

	if len(ret) == 1 {
		if bt, ok := ret[0].(*BuiltinType); ok && bt.Name == "void" {
			ret = nil
		}
	}

	return ret
}

// functionType parses:
//
//	<function-type> ::= F [Y] <bare-function-type> [<ref-qualifier>] E
func (st *state) functionType() AST {
	st.checkChar('F')
	if len(st.str) > 0 && st.str[0] == 'Y' {
		// Function has C linkage.  We don't print this.
		st.advance(1)
	}

        (*remaining_resource_data_types)[arg.getArgNumber() - skipped_args] =
            it->second.data_type;
      }
    }
  }
  func_op.eraseArguments(indices_to_erase);
  func_op.setType(
      FunctionType::get(func_op.getContext(), new_types,
                        llvm::to_vector<4>(return_op->getOperandTypes())));
}

// Lifts reads/writes of resource arguments from func_op and changes its

      return failure();
    }
    mlir::func::FuncOp new_quantized_func =
        dyn_cast<func::FuncOp>(quantized_func->clone());

    new_quantized_func.setType(
        FunctionType::get(getContext(), TypeRange{ValueRange{args}},
                          new_quantized_func.getResultTypes()));
    for (auto [partitioned_call_arg, new_quantized_func_arg] :

// instead of reporting an error.
//
//	Type     = TypeName | TypeLit | "(" Type ")" .
//	TypeName = identifier | QualifiedIdent .
//	TypeLit  = ArrayType | StructType | PointerType | FunctionType | InterfaceType |
//		      SliceType | MapType | Channel_Type .
func (p *parser) typeOrNil() Expr {
	if trace {
		defer p.trace("typeOrNil")()
	}

	pos := p.pos()
	switch p.tok {