return &emptyInterface
	}

	// set method receivers if necessary
	typ := (*Checker)(nil).newInterface()
	for _, m := range methods {
		if sig := m.typ.(*Signature); sig.recv == nil {
			sig.recv = NewVar(m.pos, m.pkg, "", typ)
		}
	}

	// sort for API stability
	sortMethods(methods)

	typ.methods = methods
	typ.embeddeds = embeddeds
	typ.complete = true

	return typ
}

// check may be nil

		return &emptyInterface
	}

	// set method receivers if necessary
	typ := (*Checker)(nil).newInterface()
	for _, m := range methods {
		if sig := m.typ.(*Signature); sig.recv == nil {
			sig.recv = NewVar(m.pos, m.pkg, "", typ)
		}
	}

	// sort for API stability
	sortMethods(methods)

	typ.methods = methods
	typ.embeddeds = embeddeds
	typ.complete = true

	return typ
}

// check may be nil

		nullaryQ = NewSignatureType(nil, nil, []*TypeParam{tparam}, nil, nil, false)
	}
	{
		// type unaryP = func[P any](_ P)
		tparam := NewTypeParam(NewTypeName(nopos, nil, "P", nil), &emptyInterface)
		params := NewTuple(NewVar(nopos, nil, "_", tparam))
		unaryP = NewSignatureType(nil, nil, []*TypeParam{tparam}, params, nil, false)
	}

	ctxt := NewContext()

	// Update the context with an instantiation of nullaryP.

		nullaryQ = NewSignatureType(nil, nil, []*TypeParam{tparam}, nil, nil, false)
	}
	{
		// type unaryP = func[P any](_ P)
		tparam := NewTypeParam(NewTypeName(nopos, nil, "P", nil), &emptyInterface)
		params := NewTuple(NewVar(nopos, nil, "_", tparam))
		unaryP = NewSignatureType(nil, nil, []*TypeParam{tparam}, params, nil, false)
	}

	ctxt := NewContext()

	// Update the context with an instantiation of nullaryP.

	// type error interface{ Error() string }
	{
		obj := NewTypeName(nopos, nil, "error", nil)
		obj.setColor(black)
		typ := NewNamed(obj, nil, nil)

		// error.Error() string
		recv := NewVar(nopos, nil, "", typ)
		res := NewVar(nopos, nil, "", Typ[String])
		sig := NewSignatureType(recv, nil, nil, nil, NewTuple(res), false)
		err := NewFunc(nopos, nil, "Error", sig)

		// interface{ Error() string }

	// type error interface{ Error() string }
	{
		obj := NewTypeName(nopos, nil, "error", nil)
		obj.setColor(black)
		typ := NewNamed(obj, nil, nil)

		// error.Error() string
		recv := NewVar(nopos, nil, "", typ)
		res := NewVar(nopos, nil, "", Typ[String])
		sig := NewSignatureType(recv, nil, nil, nil, NewTuple(res), false)
		err := NewFunc(nopos, nil, "Error", sig)

		// interface{ Error() string }

					fn.Pkg().Path(), fn.Name())
			}
		}
	})
	return nil, nil
}

// func() string
var sigNoArgsStringResult = types.NewSignature(nil, nil,
	types.NewTuple(types.NewVar(token.NoPos, nil, "", types.Typ[types.String])),
	false)

type stringSetFlag map[string]bool

func (ss *stringSetFlag) String() string {
	var items []string
	for item := range *ss {

// callsite: returns2.go:19:13|0 flagstr "" flagval 0 score 1 mask 16384 maskstr "returnFeedsConcreteToInterfaceCallAdj"
// <endcallsites>
// <endfuncpreamble>
func T_return_feeds_iface_call() {
	b := newBar(10)
	b.Plark()
}

// returns2.go T_multi_return_feeds_iface_call 29 0 1
// <endpropsdump>
// {"Flags":0,"ParamFlags":null,"ResultFlags":null}

// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

import "fmt"

func NewBar() *Bar { return nil }

func (x *Foo) Method() (int, error) {
	for y := range x.m {
		_ = y.A
	}
	return 0, nil
}

type Foo struct {
	m map[*Bar]int
}

type Bar struct {
	A *Foo