// TODO determine a better range for BadExpr below
		par.List = []*ast.Field{{Type: &ast.BadExpr{pos, pos}}}
		return par
	}

	// recv type must be of the form ["*"] identifier
	recv := par.List[0]
	base := deref(recv.Type)
	if _, isIdent := base.(*ast.Ident); !isIdent {
		p.errorExpected(base.Pos(), "(unqualified) identifier")
		par.List = []*ast.Field{{Type: &ast.BadExpr{recv.Pos(), recv.End()}}}
	}

					}
				}
			} else {
				msg = "mixed named and unnamed parameters"
			}
			p.syntaxErrorAt(errPos, msg)
		}
	}

	return
}

func (p *parser) badExpr() *BadExpr {
	b := new(BadExpr)
	b.pos = p.pos()
	return b
}

// ----------------------------------------------------------------------------
// Statements

			if index[1] == nil {
				p.error(colons[0], "middle index required in 3-index slice")
				index[1] = &ast.BadExpr{From: colons[0] + 1, To: colons[1]}
			}
			if index[2] == nil {
				p.error(colons[1], "final index required in 3-index slice")
				index[2] = &ast.BadExpr{From: colons[1] + 1, To: rbrack}
			}
		}

				Name: flowcontrol.PriorityLevelConfigurationNameExempt,
			},
			Spec: badSpec,
		},
		expectedErrors: field.ErrorList{
			field.Invalid(field.NewPath("spec").Child("type"), flowcontrol.PriorityLevelEnablementLimited, "type must be 'Exempt' if and only if name is 'exempt'"),
			field.Invalid(field.NewPath("spec"), badSpec, "spec of 'exempt' except the 'spec.exempt' field must equal the fixed value"),
		},
	}, {

	{"%*d", args(int(-1e7), 42), "%!(BADWIDTH)42"},
	{"%.*d", args(nil, 42), "%!(BADPREC)42"},
	{"%.*d", args(-1, 42), "%!(BADPREC)42"},
	{"%.*d", args(int(1e7), 42), "%!(BADPREC)42"},
	{"%.*d", args(uint(1e7), 42), "%!(BADPREC)42"},
	{"%.*d", args(uint64(1<<63), 42), "%!(BADPREC)42"},   // Huge negative (-inf).
	{"%.*d", args(uint64(1<<64-1), 42), "%!(BADPREC)42"}, // Small negative (-1).
	{"%*d", args(5, "foo"), "%!d(string=  foo)"},

	EAFNOSUPPORT    = syscall.Errno(0x2f)
	EAGAIN          = syscall.Errno(0x23)
	EALREADY        = syscall.Errno(0x25)
	EAUTH           = syscall.Errno(0x50)
	EBADARCH        = syscall.Errno(0x56)
	EBADEXEC        = syscall.Errno(0x55)
	EBADF           = syscall.Errno(0x9)
	EBADMACHO       = syscall.Errno(0x58)
	EBADMSG         = syscall.Errno(0x5e)
	EBADRPC         = syscall.Errno(0x48)

	EAFNOSUPPORT    = syscall.Errno(0x2f)
	EAGAIN          = syscall.Errno(0x23)
	EALREADY        = syscall.Errno(0x25)
	EAUTH           = syscall.Errno(0x50)
	EBADARCH        = syscall.Errno(0x56)
	EBADEXEC        = syscall.Errno(0x55)
	EBADF           = syscall.Errno(0x9)
	EBADMACHO       = syscall.Errno(0x58)
	EBADMSG         = syscall.Errno(0x5e)
	EBADRPC         = syscall.Errno(0x48)

	old, found := check.untyped[x]
	if !found {
		return // nothing to do
	}

	// update operands of x if necessary
	switch x := x.(type) {
	case *ast.BadExpr,
		*ast.FuncLit,
		*ast.CompositeLit,
		*ast.IndexExpr,
		*ast.SliceExpr,
		*ast.TypeAssertExpr,
		*ast.StarExpr,
		*ast.KeyValueExpr,
		*ast.ArrayType,
		*ast.StructType,
		*ast.FuncType,

	_, ok := expr.(*ast.BinaryExpr)
	return ok
}

func (p *printer) expr1(expr ast.Expr, prec1, depth int) {
	p.setPos(expr.Pos())

	switch x := expr.(type) {
	case *ast.BadExpr:
		p.print("BadExpr")

	case *ast.Ident:
		p.print(x)

	case *ast.BinaryExpr:
		if depth < 1 {
			p.internalError("depth < 1:", depth)
			depth = 1
		}
		p.binaryExpr(x, prec1, cutoff(x, depth), depth)

	old, found := check.untyped[x]
	if !found {
		return // nothing to do
	}

	// update operands of x if necessary
	switch x := x.(type) {
	case *syntax.BadExpr,
		*syntax.FuncLit,
		*syntax.CompositeLit,
		*syntax.IndexExpr,
		*syntax.SliceExpr,
		*syntax.AssertExpr,
		*syntax.ListExpr,
		//*syntax.StarExpr,
		*syntax.KeyValueExpr,
		*syntax.ArrayType,