if n, err := r.WriteTo(w); err != nil || n != int64(len(input)) {
		t.Fatalf("r.WriteTo(w) = %d, %v, want %d, nil", n, err, len(input))
	}

	for i, val := range w.Bytes() {
		if val != input[i] {
			t.Errorf("after write: out[%d] = %#x, want %#x", i, val, input[i])
		}
	}
}

type errorWriterToTest struct {
	rn, wn     int
	rerr, werr error
	expected   error
}

	// type of s is string
	// s == a[i]
	g(i, s)
}

var key string
var val interface{}  // element type of m is assignable to val
m := map[string]int{"mon":0, "tue":1, "wed":2, "thu":3, "fri":4, "sat":5, "sun":6}
for key, val = range m {
	h(key, val)
}
// key == last map key encountered in iteration
// val == map[key]

var ch chan Work = producer()
for w := range ch {
	doWork(w)
}

pkg go/build/constraint, method (*AndExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*AndExpr) String() string
pkg go/build/constraint, method (*NotExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*NotExpr) String() string
pkg go/build/constraint, method (*OrExpr) Eval(func(string) bool) bool
pkg go/build/constraint, method (*OrExpr) String() string

	MRS	CNTP_TVAL_EL0, R27                 // 1be23bd5
	MSR	R17, CNTP_TVAL_EL0                 // 11e21bd5
	MRS	CNTV_CTL_EL0, R27                  // 3be33bd5
	MSR	R2, CNTV_CTL_EL0                   // 22e31bd5
	MRS	CNTV_CVAL_EL0, R16                 // 50e33bd5
	MSR	R27, CNTV_CVAL_EL0                 // 5be31bd5
	MRS	CNTV_TVAL_EL0, R12                 // 0ce33bd5
	MSR	R19, CNTV_TVAL_EL0                 // 13e31bd5

					// Found it. Now find data section.
					if i := int(s.Section); 0 <= i && i < len(f.Sections) {
						sect := f.Sections[i]
						val := removeTag(s.Value)
						if sect.Addr <= val && val < sect.Addr+sect.Size {
							if sdat, err := sect.Data(); err == nil {
								data := sdat[val-sect.Addr:]
								ints = make([]int64, len(data)/8)
								for i := range ints {
									ints[i] = int64(bo.Uint64(data[i*8:]))

pkg syscall (freebsd-arm64), type Flock_t struct, Type int16
pkg syscall (freebsd-arm64), type Flock_t struct, Whence int16
pkg syscall (freebsd-arm64), type Fsid struct
pkg syscall (freebsd-arm64), type Fsid struct, Val [2]int32
pkg syscall (freebsd-arm64), type ICMPv6Filter struct
pkg syscall (freebsd-arm64), type ICMPv6Filter struct, Filt [8]uint32
pkg syscall (freebsd-arm64), type IfaMsghdr struct

pkg syscall (freebsd-riscv64), type Flock_t struct, Whence int16 #53466
pkg syscall (freebsd-riscv64), type Fsid struct #53466
pkg syscall (freebsd-riscv64), type Fsid struct, Val [2]int32 #53466
pkg syscall (freebsd-riscv64), type ICMPv6Filter struct #53466
pkg syscall (freebsd-riscv64), type ICMPv6Filter struct, Filt [8]uint32 #53466
pkg syscall (freebsd-riscv64), type IPMreqn struct #53466

	switch obj := obj.(type) {
	case *types.Const:
		if w.isDeprecated(obj) {
			w.emitf("const %s //deprecated", obj.Name())
		}
		w.emitf("const %s %s", obj.Name(), w.typeString(obj.Type()))
		x := obj.Val()
		short := x.String()
		exact := x.ExactString()
		if short == exact {
			w.emitf("const %s = %s", obj.Name(), short)
		} else {
			w.emitf("const %s = %s  // %s", obj.Name(), short, exact)
		}

		case 4:
			nameAddr.Sym.WriteFloat32(p.ctxt, nameAddr.Offset, float32(valueAddr.Val.(float64)))
		case 8:
			nameAddr.Sym.WriteFloat64(p.ctxt, nameAddr.Offset, valueAddr.Val.(float64))
		default:
			p.errorf("bad float size for DATA argument: %d", sz)
		}
	case obj.TYPE_SCONST:
		nameAddr.Sym.WriteString(p.ctxt, nameAddr.Offset, int(sz), valueAddr.Val.(string))
	case obj.TYPE_ADDR:
		if sz == p.arch.PtrSize {