stop := newReclosableChannel()
			t.Cleanup(stop.Close)
			inst := server.New()
			g.Expect(inst.Start(stop.c)).To(BeNil())

			component := c.c.Run
			go func() {
				if c.async {
					if c.wait {
						inst.RunComponentAsyncAndWait("test", component)
					} else {
						inst.RunComponentAsync("test", component)
					}
				} else {
					inst.RunComponent("test", component)
				}
			}()

	inst, err := x86asm.Decode(code, arch)
	var text string
	size := inst.Len
	if err != nil || size == 0 || inst.Op == 0 {
		size = 1
		text = "?"
	} else {
		if gnuAsm {
			text = fmt.Sprintf("%-36s // %s", x86asm.GoSyntax(inst, pc, lookup), x86asm.GNUSyntax(inst, pc, nil))
		} else {
			text = x86asm.GoSyntax(inst, pc, lookup)
		}
	}
	return text, size

	// Update the context with an instantiation of nullaryP.
	inst := NewSignatureType(nil, nil, nil, nil, nil, false)
	if got := ctxt.update("", nullaryP, []Type{Typ[Int]}, inst); got != inst {
		t.Error("bad")
	}

	// unaryP is not identical to nullaryP, so we should not get inst when
	// instantiated with identical type arguments.
	if got := ctxt.lookup("", unaryP, []Type{Typ[Int]}); got != nil {
		t.Error("bad")
	}

// Does not compile.

package main

type Inst interface {
	Next() *Inst
}

type Regexp struct {
	code  []Inst
	start Inst
}

type Start struct {
	foo *Inst
}

func (start *Start) Next() *Inst { return nil }

func AddInst(Inst) *Inst {
	print("ok in addinst\n")
	return nil
}

func main() {
	print("call addinst\n")

func GoSyntax(inst Inst, pc uint64, symname func(uint64) (string, uint64), text io.ReaderAt) string {
	if symname == nil {
		symname = func(uint64) (string, uint64) { return "", 0 }
	}

	var args []string
	for _, a := range inst.Args {
		if a == nil {
			break
		}
		args = append(args, plan9Arg(&inst, pc, symname, a))
	}

	op := inst.Op.String()

	switch inst.Op {

	Node := firstFieldType(Inst)
	Tree := firstFieldType(Node)
	if !Identical(Inst, Tree) {
		t.Fatalf("Not a cycle: got %v, want %v", Tree, Inst)
	}
	if Inst != Tree {
		t.Errorf("Duplicate instances in cycle: %s (%p) -> %s (%p) -> %s (%p)", Inst, Inst, Node, Node, Tree, Tree)
	}
}

// TestMethodOrdering is a simple test verifying that the indices of methods of

    public static void premain(String agentArgs, Instrumentation inst) {
        doMain(inst);
    }

    public static void agentmain(String agentArgs, Instrumentation inst) {
        doMain(inst);
    }

    static void doMain(Instrumentation inst) {
        instrumentation = inst;
    }

    @SuppressWarnings("unused")  // Used reflectively.
    public static boolean isApplied() {

        GetUnregisteredAttrs(inst, op_reg_data, &attrs_to_ignore));
  }

  if (inst->hasTrait<mlir::OpTrait::AttrSizedOperandSegments>()) {
    // TODO(b/146937733): Don't use <void> here.
    llvm::StringRef attr_name = mlir::OpTrait::AttrSizedOperandSegments<
        void>::getOperandSegmentSizeAttr();
    attrs_to_ignore.insert(attr_name.data());
  }

  if (inst->hasTrait<mlir::OpTrait::AttrSizedResultSegments>()) {

)

// Compiled program.
// May not belong in this package, but convenient for now.

// A Prog is a compiled regular expression program.
type Prog struct {
	Inst   []Inst
	Start  int // index of start instruction
	NumCap int // number of InstCapture insts in re
}

// An InstOp is an instruction opcode.
type InstOp uint8

const (
	InstAlt InstOp = iota
	InstAltMatch
	InstCapture
	InstEmptyWidth
	InstMatch

	{VMUL_EQ_F64, []int{2, 1, 0}, "VMUL", "MULD"},
	{VNMUL_EQ_F32, []int{2, 1, 0}, "VNMUL", "NMULF"},
	{VNMUL_EQ_F64, []int{2, 1, 0}, "VNMUL", "NMULD"},
	{VMLA_EQ_F32, []int{2, 1, 0}, "VMLA", "MULAF"},
	{VMLA_EQ_F64, []int{2, 1, 0}, "VMLA", "MULAD"},
	{VMLS_EQ_F32, []int{2, 1, 0}, "VMLS", "MULSF"},
	{VMLS_EQ_F64, []int{2, 1, 0}, "VMLS", "MULSD"},
	{VNMLA_EQ_F32, []int{2, 1, 0}, "VNMLA", "NMULAF"},