// 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}
			}
		}

	obj := pathf("%s/pkg/obj", goroot)
	if !isdir(obj) {
		xmkdir(obj)
	}
	xatexit(func() { xremove(obj) })

	// Create build cache directory.
	objGobuild := pathf("%s/pkg/obj/go-build", goroot)
	if rebuildall {
		xremoveall(objGobuild)
	}
	xmkdirall(objGobuild)
	xatexit(func() { xremoveall(objGobuild) })

	// Create directory for bootstrap versions of standard library .a files.

	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,

	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,

	_, 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)

// passes over the host archives below.
func loadWindowsHostArchives(ctxt *Link) {
	any := true
	for i := 0; any && i < 2; i++ {
		// Link crt2.o (if present) to resolve "atexit" when
		// using LLVM-based compilers.
		isunresolved := symbolsAreUnresolved(ctxt, []string{"atexit"})
		if isunresolved[0] {
			if p := ctxt.findLibPath("crt2.o"); p != "none" {
				hostObject(ctxt, "crt2", p)
			}
		}
		if *flagRace {

	if strings.HasPrefix(os.Getenv("GO_BUILDER_NAME"), "linux-") {
		if os.Getuid() == 0 {
			// Don't bother making GOROOT unwritable:
			// we're running as root, so permissions would have no effect.
		} else {
			xatexit(t.makeGOROOTUnwritable())
		}
	}

	if !t.json {
		if err := t.maybeLogMetadata(); err != nil {
			t.failed = true
			if t.keepGoing {
				log.Printf("Failed logging metadata: %v", err)
			} else {

			{"__bss_start", 16, 0, 65521, 134518484, 0, "", ""},
			{"main", 18, 0, 8, 134513912, 46, "", ""},
			{"_init_tls", 18, 0, 0, 0, 5, "", ""},
			{"_fini", 18, 0, 9, 134513996, 0, "", ""},
			{"atexit", 18, 0, 0, 0, 43, "", ""},
			{"_edata", 16, 0, 65521, 134518484, 0, "", ""},
			{"_GLOBAL_OFFSET_TABLE_", 17, 0, 65521, 134518456, 0, "", ""},
			{"_end", 16, 0, 65521, 134518516, 0, "", ""},