// to avoid spilling mark bits into the *next* GC cycle.
	sg := mheap_.sweepgen
	flushGen := c.flushGen.Load()
	if flushGen == sg {
		return
	} else if flushGen != sg-2 {
		println("bad flushGen", flushGen, "in prepareForSweep; sweepgen", sg)
		throw("bad flushGen")
	}
	c.releaseAll()
	stackcache_clear(c)
	c.flushGen.Store(mheap_.sweepgen) // Synchronizes with gcStart

// complete for formatting purposes.
func (b *Writer) Flush() error {
	return b.flush()
}

// flush is the internal version of Flush, with a named return value which we
// don't want to expose.
func (b *Writer) flush() (err error) {
	defer b.handlePanic(&err, "Flush")
	b.flushNoDefers()
	return nil
}

// flushNoDefers is like flush, but without a deferred handlePanic call. This

			clear(bitmap.b[:])
		}
	}
	// Enable checkmarking.
	useCheckmark = true
}

// endCheckmarks ends the checkmarks phase.
func endCheckmarks() {
	if gcMarkWorkAvailable(nil) {
		throw("GC work not flushed")
	}
	useCheckmark = false
}

// setCheckmark throws if marking object is a checkmarks violation,
// and otherwise sets obj's checkmark. It returns true if obj was
// already checkmarked.

	// will be flushed in time for the new generation) or it will have flushed its
	// buffers before we snapshotted it to begin with.
	lock(&sched.lock)
	mToFlush := allm
	for mp := mToFlush; mp != nil; mp = mp.alllink {
		mp.trace.link = mp.alllink
	}
	for mp := sched.freem; mp != nil; mp = mp.freelink {
		mp.trace.link = mToFlush
		mToFlush = mp
	}
	unlock(&sched.lock)

	w.line[w.i] = '='
	w.i++

	return w.insertCRLF()
}

func (w *Writer) insertCRLF() error {
	w.line[w.i] = '\r'
	w.line[w.i+1] = '\n'
	w.i += 2

	return w.flush()
}

func (w *Writer) flush() error {
	if _, err := w.w.Write(w.line[:w.i]); err != nil {
		return err
	}

	w.i = 0
	return nil
}

func isWhitespace(b byte) bool {
	return b == ' ' || b == '\t'

    }

    void doDaemonContext(gradleHandle, Closure assertions) {
        // poll here since even though the daemon has been marked as busy in the registry, the context may not have been
        // flushed to the log yet.
        DaemonContext context
        poll(5) {
            context = DaemonContextParser.parseFromString(gradleHandle.standardOutput, GradleVersion.current())
        }
        context.with(assertions)

// Write is blocking otherwise.
func (w *Writer) Write(p []byte) (n int, err error) {
	return w.pw.Write(p)
}

// Close closes the writer.
// Any accepted writes will be flushed. Any new writes will be rejected.
// Once Close() exits, files are synchronized to disk.
func (w *Writer) Close() error {
	w.pw.CloseWithError(nil)

	if w.f != nil {
		if err := w.closeCurrentFile(); err != nil {

//
// Returns whether the buffer was flushed.
func (w traceWriter) ensure(maxSize int) (traceWriter, bool) {
	refill := w.traceBuf == nil || !w.available(maxSize)
	if refill {
		w = w.refill(traceNoExperiment)
	}
	return w, refill
}

// flush puts w.traceBuf on the queue of full buffers.
func (w traceWriter) flush() traceWriter {
	systemstack(func() {
		lock(&trace.lock)

	// un-shaded stacks and flush after each stack scan.
	gcw := &pp.gcw
	pos := 0
	for _, ptr := range ptrs {
		if ptr < minLegalPointer {
			// nil pointers are very common, especially
			// for the "old" values. Filter out these and
			// other "obvious" non-heap pointers ASAP.
			//
			// TODO: Should we filter out nils in the fast
			// path to reduce the rate of flushes?
			continue
		}

		trace.GCStart()
		traceRelease(trace)
	}

	// Check that all Ps have finished deferred mcache flushes.
	for _, p := range allp {
		if fg := p.mcache.flushGen.Load(); fg != mheap_.sweepgen {
			println("runtime: p", p.id, "flushGen", fg, "!= sweepgen", mheap_.sweepgen)
			throw("p mcache not flushed")
		}
	}

	gcBgMarkStartWorkers()

	systemstack(gcResetMarkState)