},
		"/gc/pauses:seconds": {
			compute: func(_ *statAggregate, out *metricValue) {
				// N.B. this is identical to /sched/pauses/total/gc:seconds.
				sched.stwTotalTimeGC.write(out)
			},
		},
		"/gc/stack/starting-size:bytes": {
			compute: func(in *statAggregate, out *metricValue) {
				out.kind = metricKindUint64
				out.scalar = uint64(startingStackSize)
			},
		},
		"/memory/classes/heap/free:bytes": {

		}

		// Mark the stack bound check and morestack call async nonpreemptible.
		// If we get preempted here, when resumed the preemption request is
		// cleared, but we'll still call morestack, which will double the stack
		// unnecessarily. See issue #35470.
		p = ctxt.StartUnsafePoint(p, newprog)
	} else if framesize <= abi.StackBig {
		// large stack: SP-framesize <= stackguard-StackSmall

		}
		if gotLog == "" {
			if d > 0 {
				t.Logf("wanted a stack trace logged; got nothing after %v", d)
			}
			return false
		}
		if !strings.Contains(gotLog, "created by ") && strings.Count(gotLog, "\n") < 6 {
			if d > 0 {
				t.Logf("output doesn't look like a panic stack trace after %v. Got: %s", d, gotLog)
			}
			return false
		}
		return true
	})
}

	boring    *boring.PublicKeyECDH
}

// Bytes returns a copy of the encoding of the public key.
func (k *PublicKey) Bytes() []byte {
	// Copy the public key to a fixed size buffer that can get allocated on the
	// caller's stack after inlining.
	var buf [133]byte
	return append(buf[:0], k.publicKey...)
}

// Equal returns whether x represents the same public key as k.
//

package runtime

import (
	"internal/runtime/atomic"
	"unsafe"
)

// Trace state.

// trace is global tracing context.
var trace struct {
	// trace.lock must only be acquired on the system stack where
	// stack splits cannot happen while it is held.
	lock mutex

	// Trace buffer management.
	//
	// First we check the empty list for any free buffers. If not, buffers

// provided Request.
//
// If ServeHTTP panics, the server (the caller of ServeHTTP) assumes
// that the effect of the panic was isolated to the active request.
// It recovers the panic, logs a stack trace to the server error log,
// and either closes the network connection or sends an HTTP/2
// RST_STREAM, depending on the HTTP protocol. To abort a handler so
// the client sees an interrupted response but the server doesn't log

	}

	// Common individual register masks
	var (
		gp         = buildReg("R4 R5 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R23 R24 R25 R26 R27 R28 R29 R31") // R1 is LR, R2 is thread pointer, R3 is stack pointer, R22 is g, R30 is REGTMP
		gpg        = gp | buildReg("g")
		gpsp       = gp | buildReg("SP")
		gpspg      = gpg | buildReg("SP")
		gpspsbg    = gpspg | buildReg("SB")

	}
	if !strings.Contains(o, "Exception 0xbad") {
		t.Fatalf("No stack trace: %v", o)
	}
}

func TestZeroDivisionException(t *testing.T) {
	o := runTestProg(t, "testprog", "ZeroDivisionException")
	if !strings.Contains(o, "panic: runtime error: integer divide by zero") {
		t.Fatalf("No stack trace: %v", o)
	}
}

func TestWERDialogue(t *testing.T) {

// return value is only set on linux to be used in osinit().
func madvise(addr unsafe.Pointer, n uintptr, flags int32) int32

// exitThread terminates the current thread, writing *wait = freeMStack when
// the stack is safe to reclaim.
//
//go:noescape
func exitThread(wait *atomic.Uint32)

//go:noescape
func obsdsigprocmask(how int32, new sigset) sigset

//go:nosplit
//go:nowritebarrierrec

	//
	// To observe the monitor in action, replace the entire text
	// of this comment with "Output:" and run this command:
	//
	//    $ go test -run=ExampleSetCrashOutput_monitor runtime/debug
	//    panic: oops
	//    ...stack...
	//    monitor: saved crash report at /tmp/10804884239807998216.crash
}

// appmain represents the 'main' function of your application.
func appmain() {
	monitor()

	// Run the application.
	println("hello")