} else {
					check.versionErrorf(instErrPos, go1_21, "implicitly instantiated function in assignment")
				}
			}
			gsig := NewSignatureType(nil, nil, nil, sig.params, sig.results, sig.variadic)
			params = []*Var{NewVar(x.Pos(), check.pkg, "", gsig)}
			// The type of the argument operand is tsig, which is the type of the LHS in an assignment

		x.mode = variable
		x.typ = typ.elem

	case *Map:
		index := check.singleIndex(e)
		if index == nil {
			x.mode = invalid
			return false
		}
		var key operand
		check.expr(nil, &key, index)
		check.assignment(&key, typ.key, "map index")
		// ok to continue even if indexing failed - map element type is known
		x.mode = mapindex
		x.typ = typ.elem
		x.expr = e.Orig
		return false

	case *Interface:

  return topology;
}

// Determine execution devices when topology and device assignment are defined.
// With a topology device coordinate to task and device mapping, device
// assignment device coordinates can then be mapped to task and device for TPU
// devices. The device assignment array is also validated.
//
// A valid device assignment array must have:
//  - device coordinates within the topology mesh shape

CreateConvertReadonlyReferenceVariablesToResourceVariablesPass();

// Creates a simple device assignment pass on TF dialect for CoreRT use case.
std::unique_ptr<OperationPass<func::FuncOp>> CreateSimpleTFDeviceAssignmentPass(
    llvm::StringRef default_device = "cpu");

// Creates a pass to perform device assignment for TF dialect ops that do not
// have device assignment, by using the device attribute of the function.

// as2func orders OAS2FUNC nodes. It creates temporaries to ensure left-to-right assignment.
// The caller should order the right-hand side of the assignment before calling order.as2func.
// It rewrites,
//
//	a, b, a = ...
//
// as
//
//	tmp1, tmp2, tmp3 = ...
//	a, b, a = tmp1, tmp2, tmp3
//
// This is necessary to ensure left to right assignment order.
func (o *orderState) as2func(n *ir.AssignListStmt) {

	}
	return &unifier{handles, 0, enableInterfaceInference}
}

// unifyMode controls the behavior of the unifier.
type unifyMode uint

const (
	// If assign is set, we are unifying types involved in an assignment:
	// they may match inexactly at the top, but element types must match
	// exactly.
	assign unifyMode = 1 << iota

	// If exact is set, types unify if they are identical (or can be

        lenient_issubclass as lenient_issubclass,  # noqa: F401
    )

    GetJsonSchemaHandler = Any  # type: ignore[assignment,misc]
    JsonSchemaValue = Dict[str, Any]  # type: ignore[misc]
    CoreSchema = Any  # type: ignore[assignment,misc]

    sequence_shapes = {
        SHAPE_LIST,
        SHAPE_SET,
        SHAPE_FROZENSET,
        SHAPE_TUPLE,
        SHAPE_SEQUENCE,

// Values are compared using ==.
func Equal[M1, M2 ~map[K]V, K, V comparable](m1 M1, m2 M2) bool {
	return maps.Equal(m1, m2)
}

// Clone returns a copy of the map.
// The elements are copied using assignment, so this is a shallow clone.
func Clone[M ~map[K]V, K comparable, V any](m M) M {
	return maps.Clone(m)
}

// Values returns the values of the map m.
// The values will be in an indeterminate order.

    fun AnalysisScopeView.findLocalAsObjectOrigin(name: String): ObjectOrigin.FromLocalValue? {
        val local = findLocal(name) ?: return null
        val fromLocalValue = ObjectOrigin.FromLocalValue(local.localValue, local.assignment)
        return fromLocalValue
    }

    private
    fun findDataProperty(
        receiverType: DataType,
        name: String
    ): DataProperty? =

	}
	return &unifier{handles, 0, enableInterfaceInference}
}

// unifyMode controls the behavior of the unifier.
type unifyMode uint

const (
	// If assign is set, we are unifying types involved in an assignment:
	// they may match inexactly at the top, but element types must match
	// exactly.
	assign unifyMode = 1 << iota

	// If exact is set, types unify if they are identical (or can be