_ = x[OpAnyChar-6]
	_ = x[OpBeginLine-7]
	_ = x[OpEndLine-8]
	_ = x[OpBeginText-9]
	_ = x[OpEndText-10]
	_ = x[OpWordBoundary-11]
	_ = x[OpNoWordBoundary-12]
	_ = x[OpCapture-13]
	_ = x[OpStar-14]
	_ = x[OpPlus-15]
	_ = x[OpQuest-16]
	_ = x[OpRepeat-17]
	_ = x[OpConcat-18]
	_ = x[OpAlternate-19]
	_ = x[opPseudo-128]
}

const (

			Valu("sp", OpSP, c.config.Types.Uintptr, 0, nil),
			Valu("v", OpConstNil, ptrType, 0, nil),
			Valu("addr1", OpAddr, ptrType, 0, nil, "sb"),
			Valu("wb2", OpStore, types.TypeMem, 0, ptrType, "addr1", "v", "wb1"),
			Valu("wb1", OpStore, types.TypeMem, 0, ptrType, "addr1", "v", "start"), // wb1 and wb2 are out of order
			Goto("exit")),
		Bloc("exit",
			Exit("wb2")))

	CheckFunc(fun.f)
	writebarrier(fun.f)

			writeRegexp(b, re.Sub[0], flags[re.Sub[0]], flags)
		}
		b.WriteRune(')')
	case OpStar, OpPlus, OpQuest, OpRepeat:
		p := printFlags(0)
		sub := re.Sub[0]
		if sub.Op > OpCapture || sub.Op == OpLiteral && len(sub.Rune) > 1 {
			p = flagPrec
		}
		writeRegexp(b, sub, p, flags)

		switch re.Op {
		case OpStar:
			b.WriteRune('*')
		case OpPlus:
			b.WriteRune('+')
		case OpQuest:

// are not a dense packing from 0 to N, although the
// density is high, probably at least 90%.

func (op Op) String() string {
	if op >= Op(len(opstr)) || opstr[op] == "" {
		return fmt.Sprintf("Op(%d)", int(op))
	}
	return opstr[op]
}

// An Inst is a single instruction.
type Inst struct {
	Op   Op     // Opcode mnemonic
	Enc  uint32 // Raw encoding bits.

				valn("store", i-1, 4)),
			Valu(valn("store", i, 1), OpStore, types.TypeMem, 0, elemType, valn("addr", i, 1),
				valn("v", i, 0), valn("zero", i, 1)),
			Valu(valn("store", i, 2), OpStore, types.TypeMem, 0, elemType, valn("addr", i, 2),
				valn("v", i, 0), valn("store", i, 1)),
			Valu(valn("store", i, 3), OpStore, types.TypeMem, 0, elemType, valn("addr", i, 1),
				valn("v", i, 0), valn("store", i, 2)),

			Valu("load", OpLoad, typ, 0, nil, "argptr", "mem"),
			Valu("c", OpConst64, c.config.Types.UInt64, amount, nil),
			Valu("shift", op, typ, 0, nil, "load", "c"),
			Valu("store", OpStore, types.TypeMem, 0, c.config.Types.UInt64, "resptr", "shift", "mem"),
			Exit("store")))
	Compile(fun.f)
	return fun
}

func TestShiftToExtensionAMD64(t *testing.T) {
	c := testConfig(t)

			Valu("r3", OpAdd64, c.config.Types.Int64, 0, nil, "arg1", "arg2"),
			Valu("r5", OpAdd64, c.config.Types.Int64, 0, nil, "r2", "r3"),
			Valu("r10", OpAdd64, c.config.Types.Int64, 0, nil, "r6", "r9"),
			Valu("rstore", OpStore, types.TypeMem, 0, c.config.Types.Int64, "raddr", "r10", "raddrdef"),
			Goto("exit")),
		Bloc("exit",
			Exit("rstore")))

	CheckFunc(fun.f)
	cse(fun.f)
	deadcode(fun.f)
	CheckFunc(fun.f)

	s1Cnt := 2

)

func TestURL(t *testing.T) {
	assert.Equal(t, BaseURL, "https://istio.io/", "base url should be equal")
	assert.Equal(t, DocsURL, "https://istio.io/"+DocsVersion+"/docs/", "docs url should be equal")

	assert.Equal(t, OpsURL, "https://istio.io/"+DocsVersion+"/docs/ops/", "ops url should be equal")
	assert.Equal(t, DeploymentRequirements,
		"https://istio.io/"+DocsVersion+"/docs/ops/deployment/requirements/",

	OpBeginLine:      "bol",
	OpEndLine:        "eol",
	OpBeginText:      "bot",
	OpEndText:        "eot",
	OpWordBoundary:   "wb",
	OpNoWordBoundary: "nwb",
	OpCapture:        "cap",
	OpStar:           "star",
	OpPlus:           "plus",
	OpQuest:          "que",
	OpRepeat:         "rep",
	OpConcat:         "cat",
	OpAlternate:      "alt",
}

import (
	"internal/testenv"
	"math/rand"
	"reflect"
	"runtime"
	"sync"
	"sync/atomic"
	"testing"
	"testing/quick"
)

type mapOp string

const (
	opLoad             = mapOp("Load")
	opStore            = mapOp("Store")
	opLoadOrStore      = mapOp("LoadOrStore")
	opLoadAndDelete    = mapOp("LoadAndDelete")
	opDelete           = mapOp("Delete")
	opSwap             = mapOp("Swap")