// could make the slow path here several times faster by
	// batching heap frees.

	// Bail early if there's no more reclaim work.
	if h.reclaimIndex.Load() >= 1<<63 {
		return
	}

	// Disable preemption so the GC can't start while we're
	// sweeping, so we can read h.sweepArenas, and so
	// traceGCSweepStart/Done pair on the P.
	mp := acquirem()

	trace := traceAcquire()
	if trace.ok() {

	case "errorcheck":
		// Compile Go file.
		// Fail if wantError is true and compilation was successful and vice versa.
		// Match errors produced by gc against errors in comments.
		// TODO(gri) remove need for -C (disable printing of columns in error messages)
		cmdline := []string{goTool, "tool", "compile", "-p=p", "-d=panic", "-C", "-e", "-importcfg=" + stdlibImportcfgFile(), "-o", "a.o"}

	arg := "0"
	if len(paramnames) > 0 {
		arg = "uintptr(unsafe.Pointer(&p0))"
	} else if !void {
		arg = "uintptr(unsafe.Pointer(&r1))"
	}

	noCallback := p.noCallbacks[n.C]
	if noCallback {
		// disable cgocallback, will check it in runtime.
		fmt.Fprintf(fgo2, "\t_Cgo_no_callback(true)\n")
	}

	prefix := ""
	if n.AddError {
		prefix = "errno := "
	}

		// of the tinyalloc region. This ensures that any arithmetic
		// that goes off the top end of the object will be detectable
		// by checkptr (issue 38872).
		// Note that we disable tinyalloc when raceenabled for this to work.
		// TODO: This padding is only performed when the race detector
		// is enabled. It would be nice to enable it if any package

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package riscv