// +build windows,cgo

package main

// #include <windows.h>
// typedef void(*callmeBackFunc)();
// static void bridgeCallback(callmeBackFunc callback) {
//	callback();
//}
import "C"

// CallMeBack call backs C code.
//
//export CallMeBack
func CallMeBack(callback C.callmeBackFunc) {
	C.bridgeCallback(callback)
}

// Dummy is called by the C code before registering the exception/continue handlers simulating a debugger.

// This is not done via TestHelperProcess and GO_EXEC_TEST_PID
// because we want to ensure that this program does not use cgo,
// because C libraries can open file descriptors behind our backs
// and confuse the test. See issue 25628.
package main

import (
	"fmt"
	"internal/poll"
	"io"
	"os"
	"os/exec"
	"os/exec/internal/fdtest"
	"runtime"
	"strings"
)

func main() {

	if x == nil {
		return "nil"
	}
	return fmt.Sprint(*x)
}

func TestCache(t *testing.T) {
	// Use unregistered cache for functionality tests,
	// to keep the runtime from clearing behind our backs.
	c := new(Cache[int, int32])

	// Create many entries.
	m := make(map[*int]*int32)
	for i := 0; i < 10000; i++ {
		k := next[int]()
		v := next[int32]()
		m[k] = v
		c.Put(k, v)
	}

// should have NoInstrument set.
var extraNoInstrumentPkgs = []string{
	"runtime/race",
	"runtime/msan",
	"runtime/asan",
	// We omit bytealg even though it's imported by runtime because it also
	// backs a lot of package bytes. Currently we don't have a way to omit race
	// instrumentation when used from the runtime while keeping race
	// instrumentation when used from user code. Somehow this doesn't seem to

    final Supplier<T> delegate;
    transient volatile boolean initialized;
    // "value" does not need to be volatile; visibility piggy-backs
    // on volatile read of "initialized".
    @CheckForNull transient T value;

    MemoizingSupplier(Supplier<T> delegate) {
      this.delegate = checkNotNull(delegate);
    }

    @Override

		t.token[0] = t.lex.nextItem()
	}
	return t.token[t.peekCount]
}

// backup backs the input stream up one token.
func (t *Tree) backup() {
	t.peekCount++
}

// backup2 backs the input stream up two tokens.
// The zeroth token is already there.
func (t *Tree) backup2(t1 item) {
	t.token[1] = t1
	t.peekCount = 2
}

// backup3 backs the input stream up three tokens
// The zeroth token is already there.

  // to the first response.
  //
  // At a minimum, each workload must have either an address or hostname. For example,
  // a workload that backs a Kubernetes service will typically have only endpoints. A
  // workload that backs a headless Kubernetes service, however, will have both
  // addresses as well as a hostname used for direct access to the headless endpoint.
  // TODO: support this field

	// It may not be changed concurrently with calls to Get.
	AllowExpiredGet bool

	clock clock.Clock

	// mu protects the below fields
	mu sync.RWMutex
	// cache is the internal map that backs the cache.
	cache map[interface{}]entry
	// generation is used as a cheap resource version for cache entries. Cleanups
	// are scheduled with a key and generation. When the cleanup runs, it first

    final Supplier<T> delegate;
    transient volatile boolean initialized;
    // "value" does not need to be volatile; visibility piggy-backs
    // on volatile read of "initialized".
    @CheckForNull transient T value;

    MemoizingSupplier(Supplier<T> delegate) {
      this.delegate = checkNotNull(delegate);
    }

    @Override

	{"%q", "`quoted with backs`\n", &stringVal, "quoted with backs"},

	// Byte slices
	{"%s", "bytes-%s\n", &bytesVal, []byte("bytes-%s")},
	{"%x", "62797465732d2578\n", &bytesVal, []byte("bytes-%x")},
	{"%X", "62797465732D2558\n", &bytesVal, []byte("bytes-%X")},
	{"%q", `"bytes\rwith\vdo\u0075bl\x65s"` + "\n", &bytesVal, []byte("bytes\rwith\vdoubles")},
	{"%q", "`bytes with backs`\n", &bytesVal, []byte("bytes with backs")},