import (
	"io"
	"runtime/pprof"
)

import "C"

//export go_start_profile
func go_start_profile() {
	pprof.StartCPUProfile(io.Discard)
}

//export go_stop_profile
func go_stop_profile() {
	pprof.StopCPUProfile()
}

func main() {

	}

	t0 := time.Now()
	t1 := t0
	// We should get a profiling signal 100 times a second,
	// so running for 1 second should be sufficient.
	for t1.Sub(t0) < time.Second {
		t1 = time.Now()
	}

	pprof.StopCPUProfile()

	name := f.Name()
	if err := f.Close(); err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(2)
	}

	if err := os.Remove(name); err != nil {
		fmt.Fprintln(os.Stderr, err)
		os.Exit(2)
	}

		_ = make([]byte, n)
		if time.Since(start) > 50*time.Millisecond {
			break
		}
	}
}

func main() {
	pprof.StartCPUProfile(io.Discard)
	go C.spin()
	goSpin()
	pprof.StopCPUProfile()

		if err != nil {
			return
		}
	}
	return matchRe.MatchString(str), nil
}

func (TestDeps) StartCPUProfile(w io.Writer) error {
	return pprof.StartCPUProfile(w)
}

func (TestDeps) StopCPUProfile() {
	pprof.StopCPUProfile()
}

func (TestDeps) WriteProfileTo(name string, w io.Writer, debug int) error {
	return pprof.Lookup(name).WriteTo(w, debug)
}

	"runtime/pprof"
	"unsafe"
)

func main() {
	runtime.SetCgoTraceback(0, unsafe.Pointer(C.tsanTraceback), nil, nil)
	pprof.StartCPUProfile(io.Discard)
	C.runThreads(C.int(runtime.GOMAXPROCS(0)))
	pprof.StopCPUProfile()

		panic(err)
	}
	// Spin to ensure we get some samples. If we get no samples, the result
	// is equivalent to an empty profile.
	start := time.Now()
	for time.Since(start) < 100*time.Millisecond {}
	pprof.StopCPUProfile()
	f.Close()

func (fakeTestDeps) StartCPUProfile(io.Writer) error {
	return nil
}

//nolint:unused // U1000 see comment above, we know it's unused normally.
func (fakeTestDeps) StopCPUProfile() {}

//nolint:unused // U1000 see comment above, we know it's unused normally.
func (fakeTestDeps) StartTestLog(io.Writer) {}

//nolint:unused // U1000 see comment above, we know it's unused normally.

		// via the explicit goroutine ID in each event, gets many more samples
		// than the CPU profiler when filtered to this goroutine via labels.
		cpuHogger(cpuHog1, &salt1, dur)
	}()

	trace.Stop()
	pprof.StopCPUProfile()

	// Summarize the CPU profile to stderr so the test can check against it.

	prof, err := profile.Parse(cpuBuf)
	if err != nil {
		log.Fatalf("failed to parse CPU profile: %v", err)
	}

		panic("runtime/pprof: converting profile: " + err.Error())
	}
	b.build()
	cpu.done <- true
}

// StopCPUProfile stops the current CPU profile, if any.
// StopCPUProfile only returns after all the writes for the
// profile have completed.
func StopCPUProfile() {
	cpu.Lock()
	defer cpu.Unlock()

	if !cpu.profiling {
		return
	}
	cpu.profiling = false

	m.curMark.startT = time.Now()
}

func (m *Metrics) closeMark() {
	if m == nil || m.curMark == nil {
		return
	}
	m.curMark.endT = time.Now()
	if m.shouldPProf() {
		pprof.StopCPUProfile()
		m.pprofFile.Close()
		m.pprofFile = nil
	}
	runtime.ReadMemStats(&m.curMark.endM)
	if m.gc == GC {
		runtime.GC()
		runtime.ReadMemStats(&m.curMark.gcM)
		if m.shouldPProf() {