pcdata := ctxt.EmitEntryStackMap(s, p, newprog)
	pcdata = ctxt.EmitEntryUnsafePoint(s, pcdata, newprog)
	return pcdata
}

// Similar to EmitEntryLiveness, but just emit stack map.
func (ctxt *Link) EmitEntryStackMap(s *LSym, p *Prog, newprog ProgAlloc) *Prog {
	pcdata := Appendp(p, newprog)
	pcdata.Pos = s.Func().Text.Pos
	pcdata.As = APCDATA
	pcdata.From.Type = TYPE_CONST

			continue
		}

		// There are four cases to handle in translating each
		// argument:
		// 1. Stack -> stack translation.
		// 2. Stack -> registers translation.
		// 3. Registers -> stack translation.
		// 4. Registers -> registers translation.

		// If the value ABI passes the value on the stack,
		// then the method ABI does too, because it has strictly
		// fewer arguments. Simply copy between the two.

}

func (r *Config) HasCounterPrefix(program, prefix string) bool {
	return r.pgcounterprefix[pgkey{program, prefix}]
}

func (r *Config) HasStack(program, stack string) bool {
	return r.pgstack[pgkey{program, stack}]
}

func (r *Config) Rate(program, name string) float64 {
	return r.rate[pgkey{program, name}]
}

func set(slice []string) map[string]bool {

//
// The heap lock must not be held over this operation, since it will briefly acquire
// the heap lock.
//
// Must be called on the system stack because it acquires the heap lock.
//
//go:systemstack
func (p *pageAlloc) enableChunkHugePages() {
	// Grab the heap lock to turn on huge pages for new chunks and clone the current
	// heap address space ranges.
	//

	/gc/scan/heap:bytes
		The total amount of heap space that is scannable.

	/gc/scan/stack:bytes
		The number of bytes of stack that were scanned last GC cycle.

	/gc/scan/total:bytes
		The total amount space that is scannable. Sum of all metrics in
		/gc/scan.

	/gc/stack/starting-size:bytes
		The stack size of new goroutines.

	/godebug/non-default-behavior/execerrdot:events

var errClosed = errors.New("i/o operation on closed connection")

// ServerConn is an artifact of Go's early HTTP implementation.
// It is low-level, old, and unused by Go's current HTTP stack.
// We should have deleted it before Go 1.
//
// Deprecated: Use the Server in package [net/http] instead.
type ServerConn struct {
	mu              sync.Mutex // read-write protects the following fields

	i = nil
	return i
}

func g() {
	h := E() // ERROR "inlining call to E" "T\(0\) does not escape"
	h.M()    // ERROR "devirtualizing h.M to T" "inlining call to T.M"

	// BAD: T(0) could be stack allocated.
	i := F(T(0)) // ERROR "inlining call to F" "T\(0\) escapes to heap"

	// Testing that we do NOT devirtualize here:
	i.M()

	phaseName := "init"
	defer func() {
		if phaseName != "" {
			err := recover()
			stack := make([]byte, 16384)
			n := runtime.Stack(stack, false)
			stack = stack[:n]
			if f.HTMLWriter != nil {
				f.HTMLWriter.flushPhases()
			}
			f.Fatalf("panic during %s while compiling %s:\n\n%v\n\n%s\n", phaseName, f.Name, err, stack)
		}
	}()

	// Run all the passes
	if f.Log() {
		printFunc(f)
	}

}

func TestStackOverflow(t *testing.T) {
	output := runTestProg(t, "testprog", "StackOverflow")
	want := []string{
		"runtime: goroutine stack exceeds 1474560-byte limit\n",
		"fatal error: stack overflow",
		// information about the current SP and stack bounds
		"runtime: sp=",
		"stack=[",
	}
	if !strings.HasPrefix(output, want[0]) {
		t.Errorf("output does not start with %q", want[0])
	}
	for _, s := range want[1:] {

		return "reflect: call of " + e.Method + " on zero Value"
	}
	return "reflect: call of " + e.Method + " on " + e.Kind.String() + " Value"
}

// methodName returns the name of the calling method,
// assumed to be two stack frames above.
func methodName() string {
	pc, _, _, _ := runtime.Caller(2)
	f := runtime.FuncForPC(pc)
	if f == nil {
		return "unknown method"
	}
	return f.Name()
}