if structPtr == nil {
		return nil
	}
	if util.IsStruct(structPtr) {
		scope.Debugf("validate path %s, skipping struct type %T", path, structPtr)
		return nil
	}
	if !util.IsPtr(structPtr) {
		metrics.CRValidationErrorTotal.Increment()
		return util.NewErrs(fmt.Errorf("validate path %s, value: %v, expected ptr, got %T", path, structPtr, structPtr))
	}
	structElems := reflect.ValueOf(structPtr).Elem()

			// (via under(t)) a possibly incomplete type.

			// for use in the closure below
			embeddedTyp := typ
			embeddedPos := f.Type

			check.later(func() {
				t, isPtr := deref(embeddedTyp)
				switch u := under(t).(type) {
				case *Basic:
					if !isValid(t) {
						// error was reported before
						return
					}
					// unsafe.Pointer is treated like a regular pointer

			// (via under(t)) a possibly incomplete type.
			embeddedTyp := typ // for closure below
			embeddedPos := pos
			check.later(func() {
				t, isPtr := deref(embeddedTyp)
				switch u := under(t).(type) {
				case *Basic:
					if !isValid(t) {
						// error was reported before
						return
					}
					// unsafe.Pointer is treated like a regular pointer

	}
	return reflect.TypeOf(value).Kind()
}

// IsString reports whether value is a string type.
func IsString(value any) bool {
	return kindOf(value) == reflect.String
}

// IsPtr reports whether value is a ptr type.
func IsPtr(value any) bool {
	return kindOf(value) == reflect.Ptr
}

// IsMap reports whether value is a map type.
func IsMap(value any) bool {
	return kindOf(value) == reflect.Map
}

// index'th field of the given expression, which must be of struct or
// pointer-to-struct type.
func DotField(pos src.XPos, x ir.Node, index int) *ir.SelectorExpr {
	op, typ := ir.ODOT, x.Type()
	if typ.IsPtr() {
		op, typ = ir.ODOTPTR, typ.Elem()
	}
	if !typ.IsStruct() {
		base.FatalfAt(pos, "DotField of non-struct: %L", x)
	}

	// TODO(mdempsky): This is the backend's responsibility.
	types.CalcSize(typ)

	}

	// Unwrap pointers, but track their use.
	isPtr := false
	if typeDesc.Kind() == reflect.Pointer {
		tk := typeDesc
		typeDesc = typeDesc.Elem()
		if typeDesc.Kind() == reflect.Pointer {
			return nil, fmt.Errorf("unsupported type conversion to '%v'", tk)
		}
		isPtr = true
	}

	if typeDesc.Kind() == reflect.Map {
		keyType := typeDesc.Key()

	(MOVDload  [off1+off2] {mergeSym(sym1,sym2)} base mem)
(MOVWZload  [off1] {sym1} (MOVDaddr <t> [off2] {sym2} base) mem) && is32Bit(int64(off1)+int64(off2)) && canMergeSym(sym1, sym2) && (base.Op != OpSB || (t.IsPtr() && t.Elem().Alignment()%4 == 0 && (off1+off2)%4 == 0)) =>

	// pointer bitmap for arguments.
	inRegPtrs := abi.IntArgRegBitmap{}

	// Compute abiSeq for input parameters.
	var in abiSeq
	if rcvr != nil {
		stkStep, isPtr := in.addRcvr(rcvr)
		if stkStep != nil {
			if isPtr {
				stackPtrs.append(1)
			} else {
				stackPtrs.append(0)
			}
		} else {
			spill += goarch.PtrSize
		}
	}
	for i, arg := range t.InSlice() {

}

func (t *Type) IsComplex() bool {
	return t.kind == TCOMPLEX64 || t.kind == TCOMPLEX128 || t == UntypedComplex
}

// IsPtr reports whether t is a regular Go pointer type.
// This does not include unsafe.Pointer.
func (t *Type) IsPtr() bool {
	return t.kind == TPTR
}

// IsPtrElem reports whether t is the element of a pointer (to t).
func (t *Type) IsPtrElem() bool {

			body = []ir.Node{rangeAssign2(nrange, hv1, tmp)}
			break
		}

		// Slice to iterate over
		var hs ir.Node
		if t.IsSlice() {
			hs = ha
		} else {
			var arr ir.Node
			if t.IsPtr() {
				arr = ha
			} else {
				arr = typecheck.NodAddr(ha)
				arr.SetType(t.PtrTo())
				arr.SetTypecheck(1)
			}
			hs = ir.NewSliceExpr(base.Pos, ir.OSLICEARR, arr, nil, nil, nil)