const (
	// see linux/net.h
	_SOCKET      = 1
	_BIND        = 2
	_CONNECT     = 3
	_LISTEN      = 4
	_ACCEPT      = 5
	_GETSOCKNAME = 6
	_GETPEERNAME = 7
	_SOCKETPAIR  = 8
	_SEND        = 9
	_RECV        = 10
	_SENDTO      = 11
	_RECVFROM    = 12
	_SHUTDOWN    = 13
	_SETSOCKOPT  = 14
	_GETSOCKOPT  = 15
	_SENDMSG     = 16
	_RECVMSG     = 17
	_ACCEPT4     = 18
	_RECVMMSG    = 19

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[Def-1]
	_ = x[Not-2]
	_ = x[Recv-3]
	_ = x[Tilde-4]
	_ = x[OrOr-5]
	_ = x[AndAnd-6]
	_ = x[Eql-7]
	_ = x[Neq-8]
	_ = x[Lss-9]
	_ = x[Leq-10]
	_ = x[Gtr-11]
	_ = x[Geq-12]
	_ = x[Add-13]
	_ = x[Sub-14]
	_ = x[Or-15]

				hasTParamError := false                           // avoid duplicate type parameter errors
				if d.decl.Recv.NumFields() == 0 {
					// regular function
					if d.decl.Recv != nil {
						check.error(d.decl.Recv, BadRecv, "method has no receiver")
						// treat as function
					}
					if name == "init" || (name == "main" && check.pkg.name == "main") {

		// in fact, FuncDecl.Recv precedes FuncDecl.Type.Func.
		//
		// As a workaround, we inline the case for FuncType
		// here and order things correctly.
		//
		children = nil // discard ast.Walk(FuncDecl) info subtrees
		children = append(children, tok(n.Type.Func, len("func")))
		if n.Recv != nil {
			children = append(children, n.Recv)
		}
		children = append(children, n.Name)

	f := typeutil.StaticCallee(info, call)
	if f == nil || f.Name() != method {
		return false
	}
	recv := f.Type().(*types.Signature).Recv()
	if recv == nil {
		return false
	}

	// Check that the receiver is a <pkgPath>.<typeName> or
	// *<pkgPath>.<typeName>.
	_, named := typesinternal.ReceiverNamed(recv)
	return analysisutil.IsNamedType(named, pkgPath, typeName)

		sig := f.typ.(*Signature)
		if recv := sig.Recv(); recv != nil {
			buf.WriteByte('(')
			if _, ok := recv.Type().(*Interface); ok {
				// gcimporter creates abstract methods of
				// named interfaces using the interface type
				// (not the named type) as the receiver.
				// Don't print it in full.
				buf.WriteString("interface")
			} else {
				WriteType(buf, recv.Type(), qf)
			}
			buf.WriteByte(')')

  auto recv =
      builder.create<RecvOp>(loc, recv_result_type, token, channel_handle,
                             /*is_host_transfer=*/builder.getBoolAttr(true));

  SetFrontendAttributes(recv, index, key, result_type,
                        /*device_to_host=*/false, host_handler_name);

  SetOpSharding(recv, manual_sharding);

  result.replaceAllUsesWith(recv.getResult(0));

		case *ast.FuncDecl:
			// Also, reject attempts to declare methods on C.T or *C.T.
			// (The generated code would otherwise accept this
			// invalid input; see issue #57926.)
			if decl.Recv != nil && len(decl.Recv.List) > 0 {
				recvType := decl.Recv.List[0].Type
				if recvType != nil {
					t := recvType
					if star, ok := unparen(t).(*ast.StarExpr); ok {
						t = star.X
					}

		sig := f.typ.(*Signature)
		if recv := sig.Recv(); recv != nil {
			buf.WriteByte('(')
			if _, ok := recv.Type().(*Interface); ok {
				// gcimporter creates abstract methods of
				// named interfaces using the interface type
				// (not the named type) as the receiver.
				// Don't print it in full.
				buf.WriteString("interface")
			} else {
				WriteType(buf, recv.Type(), qf)
			}
			buf.WriteByte(')')

const (
	// see linux/net.h
	_SOCKET      = 1
	_BIND        = 2
	_CONNECT     = 3
	_LISTEN      = 4
	_ACCEPT      = 5
	_GETSOCKNAME = 6
	_GETPEERNAME = 7
	_SOCKETPAIR  = 8
	_SEND        = 9
	_RECV        = 10
	_SENDTO      = 11
	_RECVFROM    = 12
	_SHUTDOWN    = 13
	_SETSOCKOPT  = 14
	_GETSOCKOPT  = 15
	_SENDMSG     = 16
	_RECVMSG     = 17
	_ACCEPT4     = 18
	_RECVMMSG    = 19