}

	// In go1.10, sync.noCopy did not implement Locker.
	// (The Unlock method was added only in CL 121876.)
	// TODO(adonovan): remove workaround when we drop go1.10.
	if analysisutil.IsNamedType(typ, "sync", "noCopy") {
		return []string{typ.String()}
	}

	nfields := styp.NumFields()
	for i := 0; i < nfields; i++ {
		ftyp := styp.Field(i).Type()
		subpath := lockPath(tpkg, ftyp, seen)

	// No Unalias here: I doubt "go test" recognizes
	// "type A = *testing.T; func Test(A) {}" as a test.
	ptr, ok := typ.(*types.Pointer)
	if !ok {
		return false
	}
	return analysisutil.IsNamedType(ptr.Elem(), "testing", testingType)
}

// Validate that fuzz target function's arguments are of accepted types.
func isAcceptedFuzzType(paramType types.Type) bool {
	for _, typ := range acceptedFuzzTypes {