}, func(t *testing.T, timeout time.Duration) error {
		cst := newClientServerTest(t, mode, serve(200), func(ts *httptest.Server) {
			ts.Config.ReadHeaderTimeout = timeout
			ts.Config.IdleTimeout = 0 // disable idle timeout
		})
		defer cst.close()
		ts := cst.ts

		// rather than using an http.Client, create a single connection, so that
		// we can ensure this connection is not closed.

// 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 ppc64

			t.Skip("skipping gdb tests on linux/ppc64; see https://golang.org/issue/17366")
		}
		if runtime.GOARCH == "mips" {
			t.Skip("skipping gdb tests on linux/mips; see https://golang.org/issue/25939")
		}
		// Disable GDB tests on alpine until issue #54352 resolved.
		if strings.HasSuffix(testenv.Builder(), "-alpine") {
			t.Skip("skipping gdb tests on alpine; see https://golang.org/issue/54352")
		}
	case "freebsd":

	// minitSignals, which calls minitSignalStack, which checks
	// whether there is currently a signal stack and uses it if
	// present. To avoid this confusion, explicitly disable the
	// signal stack on the main thread when not running in a
	// library. This can be removed when we are confident that all
	// FreeBSD users are running a patched kernel. See issue #15658.

	}
	sc.startGracefulShutdownInternal()
	// http://tools.ietf.org/html/rfc7540#section-6.8
	// We should not create any new streams, which means we should disable push.
	sc.pushEnabled = false
	return nil
}

// isPushed reports whether the stream is server-initiated.
func (st *http2stream) isPushed() bool {
	return st.id%2 == 0
}

}

func GCSys() {
	runtime.GOMAXPROCS(1)
	memstats := new(runtime.MemStats)
	runtime.GC()
	runtime.ReadMemStats(memstats)
	sys := memstats.Sys

	runtime.MemProfileRate = 0 // disable profiler

	itercount := 100000
	for i := 0; i < itercount; i++ {
		workthegc()
	}

	// Should only be using a few MB.
	// We allocated 100 MB or (if not short) 1 GB.
	runtime.ReadMemStats(memstats)

)

func preventErrorDialogs() {
	errormode := stdcall0(_GetErrorMode)
	stdcall1(_SetErrorMode, errormode|_SEM_FAILCRITICALERRORS|_SEM_NOGPFAULTERRORBOX|_SEM_NOOPENFILEERRORBOX)

	// Disable WER fault reporting UI.
	// Do this even if WER is disabled as a whole,
	// as WER might be enabled later with setTraceback("wer")
	// and we still want the fault reporting UI to be disabled if this happens.
	var werflags uintptr

	}
	vp := (*efaceWords)(unsafe.Pointer(v))
	vlp := (*efaceWords)(unsafe.Pointer(&val))
	for {
		typ := LoadPointer(&vp.typ)
		if typ == nil {
			// Attempt to start first store.
			// Disable preemption so that other goroutines can use
			// active spin wait to wait for completion.
			runtime_procPin()
			if !CompareAndSwapPointer(&vp.typ, nil, unsafe.Pointer(&firstStoreInProgress)) {
				runtime_procUnpin()

// RoundTrip ends up talking over the same fake network the HTTP servers
// currently use in various tests and examples. See go.dev/issue/57613.
//
// TODO(go.dev/issue/60810): See if it's viable to test the Fetch API
// code path.
var jsFetchDisabled = js.Global().Get("process").Type() == js.TypeObject &&
	strings.HasPrefix(js.Global().Get("process").Get("argv0").String(), "node")

(https://policies.google.com/privacy).

To view the current telemetry mode, run "go telemetry".
To disable telemetry uploading, but keep local data collection, run
"go telemetry local".
To enable both collection and uploading, run “go telemetry on”.
To disable both collection and uploading, run "go telemetry off".

See https://go.dev/doc/telemetry for more information on telemetry.
`,
	Run: runTelemetry,