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 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))

// 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 arm

	if profile&semaMutexProfile != 0 && mutexprofilerate > 0 {
		if t0 == 0 {
			t0 = cputicks()
		}
		s.acquiretime = t0
	}
	for {
		lockWithRank(&root.lock, lockRankRoot)
		// Add ourselves to nwait to disable "easy case" in semrelease.
		root.nwait.Add(1)
		// Check cansemacquire to avoid missed wakeup.
		if cansemacquire(addr) {
			root.nwait.Add(-1)
			unlock(&root.lock)
			break
		}

// sanitized domain name in case of errors. Browsers sometimes use a partially
// evaluated string as lookup.
// TODO: the current error handling is, in my opinion, the least opinionated.
// Other strategies are also viable, though:
// Option 1) Return an empty string in case of error, but allow the user to
//    specify explicitly which errors to ignore.
// Option 2) Return the partially evaluated string if it is itself a valid

var noposn = atPos(nopos)

// debugging/development support
const debug = false // leave on during development

// gotypesalias controls the use of Alias types.
// As of Apr 16 2024 they are used by default.
// To disable their use, set GODEBUG to gotypesalias=0.
// This GODEBUG flag will be removed in the near future (tentatively Go 1.24).
var gotypesalias = godebug.New("gotypesalias")

// 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 ld