assertequal(r6, 6, "6")
	r7, s7 := f7(1)
	assertequal(r7, 7, "r7")
	assertequal(int(s7), 7, "s7")
	r8, s8 := f8(1)
	assertequal(r8, 8, "r8")
	assertequal(int(s8), 8, "s8")
	r9, s9 := f9(1)
	assertequal(r9, 9, "r9")
	assertequal(int(s9), 9, "s9")
	var t *T = new(T)
	t.x = 1
	t.y = 2
	r10 := t.m10(1, 3.0)
	assertequal(r10, 10, "10")

func (S0) m() {}

type S1 struct{ S0 }
type S2 struct{ S1 }
type S3 struct{ S2 }
type S4 struct{ S3 }
type S5 struct{ S4 }
type S6 struct{ S5 }
type S7 struct{ S6 }
type S8 struct{ S7 }
type S9 struct{ S8 }
type S10 struct{ S9 }
type S11 struct{ S10 }
type S12 struct{ S11 }
type S13 struct{ S12 }

var _ = S13{}.f

}

func main() {
	all := []*string{
		&S1, &S2, &S3, &S4, &S5, &S6, &S7, &S8, &S9, &S10,
		&p.S1, &p.S2, &p.S3, &p.S4, &p.S5, &p.S6, &p.S7, &p.S8, &p.S9, &p.S10,
	}
	for _, ps := range all {
		pstring(ps)
	}
}

var S1 string
var S2 string
var S3 string
var S4 string
var S5 string
var S6 string
var S7 string
var S8 string
var S9 string

	assertequal(int(s7), 7, "s7")
	var r8 int
	var s8 float64
	r8, s8 = f8(1)
	assertequal(r8, 8, "r8")
	assertequal(int(s8), 8, "s8")
	var r9 int
	var s9 float64
	r9, s9 = f9(1)
	assertequal(r9, 9, "r9")
	assertequal(int(s9), 9, "s9")
	var t *T = new(T)
	t.x = 1
	t.y = 2
	r10 := t.m10(1, 3.0)
	assertequal(r10, 10, "10")

}

// The X in S6 and S7 annihilate, but they also block the X in S8.S9.
type S5 struct {
	S6
	S7
	S8
}

type S6 struct {
	X int
}

type S7 S6

type S8 struct {
	S9
}

type S9 struct {
	X int
	Y int
}

// The X in S11.S6 and S12.S6 annihilate, but they also block the X in S13.S8.S9.
type S10 struct {
	S11
	S12
	S13
}

package p

var S1 string
var S2 string
var S3 string
var S4 string
var S5 string
var S6 string
var S7 string
var S8 string
var S9 string

	print("s3  ", hex(c.s3()), "\t")
	print("s4  ", hex(c.s4()), "\n")
	print("s5  ", hex(c.s5()), "\t")
	print("s6  ", hex(c.s6()), "\n")
	print("s7  ", hex(c.s7()), "\t")
	print("s8  ", hex(c.s8()), "\n")
	print("s9  ", hex(c.s9()), "\t")
	print("s10 ", hex(c.s10()), "\n")
	print("s11 ", hex(c.s11()), "\t")
	print("t3  ", hex(c.t3()), "\n")
	print("t4  ", hex(c.t4()), "\t")
	print("t5  ", hex(c.t5()), "\n")
	print("t6  ", hex(c.t6()), "\t")

func (c *sigctxt) s6() uint64  { return c.regs().sc_regs.s6 }
func (c *sigctxt) s7() uint64  { return c.regs().sc_regs.s7 }
func (c *sigctxt) s8() uint64  { return c.regs().sc_regs.s8 }
func (c *sigctxt) s9() uint64  { return c.regs().sc_regs.s9 }
func (c *sigctxt) s10() uint64 { return c.regs().sc_regs.s10 }
func (c *sigctxt) s11() uint64 { return c.regs().sc_regs.s11 }
func (c *sigctxt) t3() uint64  { return c.regs().sc_regs.t3 }

	}

	// float32 comparisons
	s1, s3, s5, s9 := float32(1), float32(3), float32(5), float32(9)
	if s3 == s5 {
		t.Errorf("s3 == s5 returned true")
	}
	if s3 != s3 {
		t.Errorf("s3 != s3 returned true")
	}
	if s3 > s5 {
		t.Errorf("s3 > s5 returned true")
	}
	if s3 >= s9 {
		t.Errorf("s3 >= s9 returned true")
	}
	if s5 < s1 {
		t.Errorf("s5 < s1 returned true")
	}
	if s9 <= s1 {
		t.Errorf("s9 <= s1 returned true")

// concatstring slice should die on return

var s1, s2, s3, s4, s5, s6, s7, s8, s9, s10 string

func f28(b bool) {
	if b {
		printstring(s1 + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9 + s10) // ERROR "stack object .autotmp_[0-9]+ \[10\]string$"
	}
	printstring(s1 + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9 + s10)
	printstring(s1 + s2 + s3 + s4 + s5 + s6 + s7 + s8 + s9 + s10)
}

// map iterator should die on end of range loop