// This is ok; lazy type set computation will determine the actual type set
			// in normal form.
			return &Union{terms}
		}

	case *Interface:
		methods, mcopied := subst.funcList(t.methods)
		embeddeds, ecopied := subst.typeList(t.embeddeds)
		if mcopied || ecopied {
			iface := subst.check.newInterface()
			iface.embeddeds = embeddeds
			iface.embedPos = t.embedPos

			// This is ok; lazy type set computation will determine the actual type set
			// in normal form.
			return &Union{terms}
		}

	case *Interface:
		methods, mcopied := subst.funcList(t.methods)
		embeddeds, ecopied := subst.typeList(t.embeddeds)
		if mcopied || ecopied {
			iface := subst.check.newInterface()
			iface.embeddeds = embeddeds
			iface.embedPos = t.embedPos

	// (We could build CFGs for FuncLits lazily,
	// but the benefit is marginal.)

	// Pass 1. Map types.Funcs to ast.FuncDecls in this package.
	funcDecls := make(map[*types.Func]*declInfo) // functions and methods
	funcLits := make(map[*ast.FuncLit]*litInfo)

	var decls []*types.Func // keys(funcDecls), in order
	var lits []*ast.FuncLit // keys(funcLits), in order

	nodeFilter := []ast.Node{

// the command line do not have overlapping symbols. That is,
// unnamed1.so/FuncInt and unnamed2.so/FuncInt should be distinct functions.
func testUnnamed() {
	p, err := plugin.Open("unnamed1.so")
	if err != nil {
		log.Fatalf(`plugin.Open("unnamed1.so"): %v`, err)
	}
	fn, err := p.Lookup("FuncInt")
	if err != nil {
		log.Fatalf(`unnamed1.so: Lookup("FuncInt") failed: %v`, err)
	}
	if got, want := fn.(func() int)(), 1; got != want {

	// file set fset.
	funcAST, fset := parseFunc("example_test.go", "printSelf")

	// Print the function body into buffer buf.
	// The file set is provided to the printer so that it knows
	// about the original source formatting and can add additional
	// line breaks where they were present in the source.
	var buf bytes.Buffer
	printer.Fprint(&buf, fset, funcAST.Body)

		id, _ := x.(*ast.Ident)
		return id
	case *ast.Ident:
		return fun
	default:
		return nil
	}
}

// funcLitInScope returns a FuncLit that id is at least initially assigned to.
//
// TODO: This is closely tied to id.Obj which is deprecated.
func funcLitInScope(id *ast.Ident) *ast.FuncLit {
	// Compare to (*ast.Object).Pos().
	if id.Obj == nil {
		return nil
	}
	var rhs ast.Expr
	switch d := id.Obj.Decl.(type) {

	nodeTypes := []ast.Node{
		(*ast.FuncLit)(nil),
		(*ast.FuncDecl)(nil),
	}
	inspect.Preorder(nodeTypes, func(n ast.Node) {
		runFunc(pass, n)
	})
	return nil, nil
}

func runFunc(pass *analysis.Pass, node ast.Node) {
	// Find scope of function node
	var funcScope *types.Scope
	switch v := node.(type) {
	case *ast.FuncLit:
		funcScope = pass.TypesInfo.Scopes[v.Type]
	case *ast.FuncDecl:

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build ignore

package main

// // No C code required.
import "C"

func FuncInt() int { return 1 }

// Add a recursive type to check that type equality across plugins doesn't
// crash. See https://golang.org/issues/19258
func FuncRecursive() X { return X{} }

type Y struct {
	X *X
}

	f := fuzz.New().NilChance(.5).NumElements(0, 1)
	if src != nil {
		f.RandSource(src)
	}
	f.Funcs(funcs(codecs)...)
	return f
}

// MergeFuzzerFuncs will merge the given funcLists, overriding early funcs with later ones if there first
// argument has the same type.
func MergeFuzzerFuncs(funcs ...FuzzerFuncs) FuzzerFuncs {
	return FuzzerFuncs(func(codecs runtimeserializer.CodecFactory) []interface{} {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build ignore

package main

// // No C code required.
import "C"

func FuncInt() int { return 2 }

func FuncRecursive() X { return X{} }

type Y struct {
	X *X
}
type X struct {
	Y Y
}