for _, name := range w.stdPackages {
				pkg, _ := w.import_(name)
				w.export(pkg)
			}
			w.Features()
		}
	}
}

var warmupCache = sync.OnceFunc(func() {
	// Warm up the import cache in parallel.
	var wg sync.WaitGroup
	for _, context := range contexts {
		context := context
		wg.Add(1)
		go func() {
			defer wg.Done()

// license that can be found in the LICENSE file.

package swig

import (
	"cmd/internal/quoted"
	"internal/testenv"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"strconv"
	"strings"
	"sync"
	"testing"
)

func TestStdio(t *testing.T) {
	testenv.MustHaveCGO(t)
	mustHaveSwig(t)
	run(t, "testdata/stdio", false)
}

func TestCall(t *testing.T) {
	testenv.MustHaveCGO(t)
	mustHaveSwig(t)

pkg regexp/syntax, method (InstOp) String() string
pkg runtime/debug, func SetPanicOnFault(bool) bool
pkg runtime/debug, func WriteHeapDump(uintptr)
pkg sync, method (*Pool) Get() interface{}
pkg sync, method (*Pool) Put(interface{})
pkg sync, type Pool struct
pkg sync, type Pool struct, New func() interface{}
pkg syscall (darwin-386), func FcntlFlock(uintptr, int, *Flock_t) error
pkg syscall (darwin-386), func Mlock([]uint8) error

				this.mem.setUint32(offset, ptr, true);
				this.mem.setUint32(offset + 4, 0, true);
				offset += 8;
			});

			// The linker guarantees global data starts from at least wasmMinDataAddr.
			// Keep in sync with cmd/link/internal/ld/data.go:wasmMinDataAddr.
			const wasmMinDataAddr = 4096 + 8192;
			if (offset >= wasmMinDataAddr) {
				throw new Error("total length of command line and environment variables exceeds limit");
			}

	{"racecall<>(SB)", "racecall<>(SB)"},
	{"rcv_name+20(FP)", "rcv_name+20(FP)"},
	{"retoffset+28(FP)", "retoffset+28(FP)"},
	{"runtime·_GetStdHandle(SB)", "runtime._GetStdHandle(SB)"},
	{"sync\u2215atomic·AddInt64(SB)", "sync/atomic.AddInt64(SB)"},
	{"timeout+20(FP)", "timeout+20(FP)"},
	{"ts+16(FP)", "ts+16(FP)"},
	{"x+24(FP)", "x+24(FP)"},
	{"x·y(SB)", "x.y(SB)"},
	{"x·y(SP)", "x.y(SP)"},
	{"x·y+8(SB)", "x.y+8(SB)"},

//	}
	ADDD	F1, F2, F3

//	LFCMP freg ',' freg
//	{
//		outcode(int($1), &$2, 0, &$4);
//	}
	CMPEQD	F1, F2


//
// WORD
//
	WORD	$1	// 00000001
	NOOP		// 00000000
	SYNC		// 0000000f

//
// NOP
//
//	LNOP comma // asm doesn't support the trailing comma.
//	{
//		outcode(int($1), &nullgen, 0, &nullgen);
//	}
	NOP

pkg sync/atomic, method (*Uintptr) Load() uintptr #50860
pkg sync/atomic, method (*Uintptr) Store(uintptr) #50860
pkg sync/atomic, method (*Uintptr) Swap(uintptr) uintptr #50860
pkg sync/atomic, type Bool struct #50860
pkg sync/atomic, type Int32 struct #50860
pkg sync/atomic, type Int64 struct #50860
pkg sync/atomic, type Pointer[$0 interface{}] struct #50860
pkg sync/atomic, type Uint32 struct #50860

	TCEB	F5, $8                 // ed5000080010
	TCDB	F15, $4095             // edf00fff0011

	UNDEF                          // 00000000
	BRRK			       // 0001
	NOPH                           // 0700

	SYNC                           // 07e0

	KM	R2, R4                 // b92e0024
	KMC	R2, R6                 // b92f0026
	KLMD	R2, R8                 // b93f0028
	KIMD	R0, R4                 // b93e0004

int returnAfterGrowFromGo(void);
void callGoWithString(void);
*/
import "C"

import (
	"path"
	"runtime"
	"strings"
	"sync"
	"testing"
	"unsafe"
)

// Pass a func value from nestedCall to goCallback using an integer token.
var callbackMutex sync.Mutex
var callbackToken int
var callbackFuncs = make(map[int]func())

// nestedCall calls into C, back into Go, and finally to f.

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package bytes_test

import (
	. "bytes"
	"fmt"
	"io"
	"sync"
	"testing"
)

func TestReader(t *testing.T) {
	r := NewReader([]byte("0123456789"))
	tests := []struct {
		off     int64
		seek    int
		n       int
		want    string
		wantpos int64
		readerr error