// 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

	stackDebug       = 0
	stackFromSystem  = 0 // allocate stacks from system memory instead of the heap
	stackFaultOnFree = 0 // old stacks are mapped noaccess to detect use after free
	stackNoCache     = 0 // disable per-P small stack caches

	// check the BP links during traceback.
	debugCheckBP = false
)

var (

	TLS_ECDHE_ECDSA_WITH_RC4_128_SHA: true,
	TLS_ECDHE_RSA_WITH_RC4_128_SHA:   true,
	TLS_RSA_WITH_RC4_128_SHA:         true,
}

// rsaKexCiphers contains the ciphers which use RSA based key exchange,
// which we also disable by default unless a GODEBUG is set.
var rsaKexCiphers = map[uint16]bool{
	TLS_RSA_WITH_RC4_128_SHA:        true,
	TLS_RSA_WITH_3DES_EDE_CBC_SHA:   true,
	TLS_RSA_WITH_AES_128_CBC_SHA:    true,

// 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.

}

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

// 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")

		// Convert hu to hp at the top of the loop (after the condition has been checked).
		hpVal := ir.NewConvExpr(base.Pos, ir.OCONVNOP, types.Types[types.TUNSAFEPTR], hu)
		hpVal.SetCheckPtr(true) // disable checkptr on this conversion
		hpVal = ir.NewConvExpr(base.Pos, ir.OCONVNOP, elem.PtrTo(), hpVal)
		hp := typecheck.TempAt(base.Pos, ir.CurFunc, elem.PtrTo())
		body = append(body, ir.NewAssignStmt(base.Pos, hp, hpVal))