func adjChunks() (*objtype, *objtype) {
	var s []*objtype

	for {
		c := new(objtype)
		for _, d := range s {
			if uintptr(unsafe.Pointer(c))+unsafe.Sizeof(*c) == uintptr(unsafe.Pointer(d)) {
				return c, d
			}
			if uintptr(unsafe.Pointer(d))+unsafe.Sizeof(*c) == uintptr(unsafe.Pointer(c)) {
				return d, c
			}
		}
		s = append(s, c)
	}
}

// pointer to a struct:
//
//	struct {
//		Context    uintptr
//		SigContext uintptr
//		Buf        *uintptr
//		Max        uintptr
//	}
//
// In C syntax, this struct will be
//
//	struct {
//		uintptr_t  Context;
//		uintptr_t  SigContext;
//		uintptr_t* Buf;
//		uintptr_t  Max;
//	};
//
// The Context field will be zero to gather a traceback from the

	t any
	b bool
}{
	{new(chan int), new(<-chan int), true},
	{new(<-chan int), new(chan int), false},
	{new(*int), new(IntPtr), true},
	{new(IntPtr), new(*int), true},
	{new(IntPtr), new(IntPtr1), false},
	{new(Ch), new(<-chan any), true},
	// test runs implementsTests too
}

type IntPtr *int
type IntPtr1 *int
type Ch <-chan any

func TestAssignableTo(t *testing.T) {

			// Someone else has it.
			// l->waitm points to a linked list of M's waiting
			// for this lock, chained through m->nextwaitm.
			// Queue this M.
			for {
				gp.m.nextwaitm = muintptr(v &^ locked)
				if atomic.Casuintptr(&l.key, v, uintptr(unsafe.Pointer(gp.m))|locked) {
					break
				}
				v = atomic.Loaduintptr(&l.key)
				if v&locked == 0 {
					continue Loop
				}
			}
			if v&locked != 0 {

}

// F1 marks a chunk of stack as uninitialized.
// C.f returns an uninitialized struct on the stack, so msan will mark
// the stack as uninitialized.
//
//go:noinline
func F1() uintptr {
	s := C.f()
	return uintptr(s.a[0])
}

// F2 allocates a struct on the stack and converts it to an empty interface,
// which will call msanread and see that the data appears uninitialized.
//
//go:noinline

    (Load <typ.Int>
      (OffPtr <typ.IntPtr> [config.PtrSize] ptr)
      mem)
    (Load <typ.Int>
      (OffPtr <typ.IntPtr> [2*config.PtrSize] ptr)
      mem))
(Store {t} dst (SliceMake ptr len cap) mem) =>
  (Store {typ.Int}
    (OffPtr <typ.IntPtr> [2*config.PtrSize] dst)
    cap
    (Store {typ.Int}
      (OffPtr <typ.IntPtr> [config.PtrSize] dst)
      len

	// but contain uintptrs
	vdsoBloomSizeScale = unsafe.Sizeof(uintptr(0)) / 4 // uint32
)

/* How to extract and insert information held in the st_info field.  */
func _ELF_ST_BIND(val byte) byte { return val >> 4 }
func _ELF_ST_TYPE(val byte) byte { return val & 0xf }

type vdsoSymbolKey struct {
	name    string
	symHash uint32
	gnuHash uint32
	ptr     *uintptr
}

type vdsoVersionKey struct {

func fUint(a uint) uint { return a }

type TestUintAlias uint

func fUintAlias(a TestUintAlias) TestUintAlias { return a }

func fUintptr(a uintptr) uintptr { return a }

type TestUintptrAlias uintptr

func fUintptrAlias(a TestUintptrAlias) TestUintptrAlias { return a }

func reportError(property string, err error, t *testing.T) {
	if err != nil {

	t.UInt = types.Types[types.TUINT]
	t.Uintptr = types.Types[types.TUINTPTR]
	t.String = types.Types[types.TSTRING]
	t.BytePtr = types.NewPtr(types.Types[types.TUINT8])
	t.Int32Ptr = types.NewPtr(types.Types[types.TINT32])
	t.UInt32Ptr = types.NewPtr(types.Types[types.TUINT32])
	t.IntPtr = types.NewPtr(types.Types[types.TINT])
	t.UintptrPtr = types.NewPtr(types.Types[types.TUINTPTR])

}

// _cgo_set_stacklo sets g->stacklo based on the stack size.
// This is common code called from x_cgo_init, which is itself
// called by rt0_go in the runtime package.
void _cgo_set_stacklo(G *g, uintptr *pbounds)
{
	uintptr bounds[2];

	// pbounds can be passed in by the caller; see gcc_linux_amd64.c.
	if (pbounds == NULL) {
		pbounds = &bounds[0];
	}

	x_cgo_getstackbound(pbounds);

	g->stacklo = *pbounds;