// license that can be found in the LICENSE file.

package issue64406

import (
	"unsafe"
)

func sliceData[E any, S ~[]E](s S) *E {
	return unsafe.SliceData(s)
}

func slice[E any, S ~*E](s S) []E {
	return unsafe.Slice(s, 0)
}

func f() {
	s := []uint32{0}
	_ = sliceData(s)
	_ = slice(&s)

		}

		change := &endpointsChange{}

		change.previous = cache.getEndpointsMap(serviceNN, esTracker.applied)

		for name, sliceData := range esTracker.pending {
			if sliceData.remove {
				delete(esTracker.applied, name)
			} else {
				esTracker.applied[name] = sliceData
			}

			delete(esTracker.pending, name)
		}

		change.current = cache.getEndpointsMap(serviceNN, esTracker.applied)

func ARC4Random(p []byte) {
	// macOS 11 and 12 abort if length is 0.
	if len(p) == 0 {
		return
	}
	syscall_syscall(abi.FuncPCABI0(libc_arc4random_buf_trampoline),
		uintptr(unsafe.Pointer(unsafe.SliceData(p))), uintptr(len(p)), 0)

func toString(b []byte) string {
	// unsafe.SliceData relies on cap whereas we want to rely on len
	if len(b) == 0 {
		return ""
	}
	// Copied from go 1.20.1 strings.Builder.String
	// https://github.com/golang/go/blob/202a1a57064127c3f19d96df57b9f9586145e21c/src/strings/builder.go#L48
	return unsafe.String(unsafe.SliceData(b), len(b))

func toString(b []byte) string {
	// unsafe.SliceData relies on cap whereas we want to rely on len
	if len(b) == 0 {
		return ""
	}
	// Copied from go 1.20.1 strings.Builder.String
	// https://github.com/golang/go/blob/202a1a57064127c3f19d96df57b9f9586145e21c/src/strings/builder.go#L48
	return unsafe.String(unsafe.SliceData(b), len(b))

	{"Slice", `type B *byte; var b B; _ = unsafe.Slice(b, 0)`, `func(*byte, int) []byte`},

	{"SliceData", "var s []int; _ = unsafe.SliceData(s)", `func([]int) *int`},
	{"SliceData", "type S []int; var s S; _ = unsafe.SliceData(s)", `func([]int) *int`},

	{"String", `var p *byte; _ = unsafe.String(p, 1)`, `func(*byte, int) string`},

func Slice(ptr *ArbitraryType, len IntegerType) []ArbitraryType

// SliceData returns a pointer to the underlying array of the argument
// slice.
//   - If cap(slice) > 0, SliceData returns &slice[:1][0].
//   - If slice == nil, SliceData returns nil.
//   - Otherwise, SliceData returns a non-nil pointer to an
//     unspecified memory address.
func SliceData(slice []ArbitraryType) *ArbitraryType

	{"Slice", `type B *byte; var b B; _ = unsafe.Slice(b, 0)`, `func(*byte, int) []byte`},

	{"SliceData", "var s []int; _ = unsafe.SliceData(s)", `func([]int) *int`},
	{"SliceData", "type S []int; var s S; _ = unsafe.SliceData(s)", `func([]int) *int`},

	{"String", `var p *byte; _ = unsafe.String(p, 1)`, `func(*byte, int) string`},

		// and then fix up length and content to use file.
		symdata = slicedata(pos, "")
		symdata.Size = size
		symdata.Type = objabi.SNOPTRDATA
		info := symdata.NewFileInfo()
		info.Name = file
		info.Size = size
	}

	return symdata, size, nil
}

var slicedataGen int

func slicedata(pos src.XPos, s string) *obj.LSym {
	slicedataGen++

}

func regionFilename(address uint64) string {
	buf := make([]byte, _MAXPATHLEN)
	r := proc_regionfilename(
		os.Getpid(),
		address,
		unsafe.SliceData(buf),
		int64(cap(buf)))
	if r == 0 {
		return ""
	}
	return string(buf[:r])
}

// mach_vm_region and proc_regionfilename are implemented by
// the runtime package (runtime/sys_darwin.go).
//