type target struct {
	sig  *Signature
	desc string
}

// newTarget creates a new target for the given type and description.
// The result is nil if typ is not a signature.
func newTarget(typ Type, desc string) *target {
	if typ != nil {
		if sig, _ := under(typ).(*Signature); sig != nil {
			return &target{sig, desc}
		}
	}
	return nil
}

	return fcb.encode()
}

// logicFlags64 returns flags set to the sign/zeroness of x.
// C and V are set to false.
func logicFlags64(x int64) flagConstant {
	var fcb flagConstantBuilder
	fcb.Z = x == 0
	fcb.N = x < 0
	return fcb.encode()
}

// logicFlags32 returns flags set to the sign/zeroness of x.
// C and V are set to false.
func logicFlags32(x int32) flagConstant {

		return isTypeElem(x.X)
	}
	return false
}

func (p *printer) signature(sig *ast.FuncType) {
	if sig.TypeParams != nil {
		p.parameters(sig.TypeParams, funcTParam)
	}
	if sig.Params != nil {
		p.parameters(sig.Params, funcParam)
	} else {
		p.print(token.LPAREN, token.RPAREN)
	}
	res := sig.Results
	n := res.NumFields()
	if n > 0 {
		// res != nil
		p.print(blank)

Status AbsGrad(const Scope& scope, const Operation& op,
               const std::vector<Output>& grad_inputs,
               std::vector<Output>* grad_outputs) {
  // dx = dy * sign(x)
  grad_outputs->push_back(Mul(scope, grad_inputs[0], Sign(scope, op.input(0))));
  return scope.status();
}
REGISTER_GRADIENT_OP("Abs", AbsGrad);

Status NegGrad(const Scope& scope, const Operation& op,

type target struct {
	sig  *Signature
	desc string
}

// newTarget creates a new target for the given type and description.
// The result is nil if typ is not a signature.
func newTarget(typ Type, desc string) *target {
	if typ != nil {
		if sig, _ := under(typ).(*Signature); sig != nil {
			return &target{sig, desc}
		}
	}
	return nil
}

efore{content:"\f291"}.fa-shopping-cart:before{content:"\f07a"}.fa-shopware:before{content:"\f5b5"}.fa-shower:before{content:"\f2cc"}.fa-shuttle-van:before{content:"\f5b6"}.fa-sign:before{content:"\f4d9"}.fa-sign-in-alt:before{content:"\f2f6"}.fa-sign-language:before{content:"\f2a7"}.fa-sign-out-alt:before{content:"\f2f5"}.fa-signal:before{content:"\f012"}.fa-signature:before{content:"\f5b7"}.fa-sim-card:before{content:"\f7c4"}.fa-simplybuilt:before{content:"\f215"}.fa-sistrix:before{content:"\f...

		// in Identical() or String().
		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", segment, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}

		// in Identical() or String().
		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", syntax, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}

// certificate signing key.
type ConstraintViolationError struct{}

func (ConstraintViolationError) Error() string {
	return "x509: invalid signature: parent certificate cannot sign this kind of certificate"
}

func (c *Certificate) Equal(other *Certificate) bool {
	if c == nil || other == nil {
		return c == other
	}
	return bytes.Equal(c.Raw, other.Raw)
}

	return nil, 0
}

// isCleanExt reports whether v is the result of a value-preserving
// sign or zero extension.
func isCleanExt(v *Value) bool {
	switch v.Op {
	case OpSignExt8to16, OpSignExt8to32, OpSignExt8to64,
		OpSignExt16to32, OpSignExt16to64, OpSignExt32to64:
		// signed -> signed is the only value-preserving sign extension
		return v.Args[0].Type.IsSigned() && v.Type.IsSigned()