// that may contain a pointer. This is used for cgo pointer checking.
var unionWithPointer = make(map[ast.Expr]bool)

// anonymousStructTag provides a consistent tag for an anonymous struct.
// The same dwarf.StructType pointer will always get the same tag.
var anonymousStructTag = make(map[*dwarf.StructType]string)

func (c *typeConv) Init(ptrSize, intSize int64) {
	c.ptrSize = ptrSize

	w.emitf(typeStruct)
	defer w.pushScope(typeStruct)()

	for i := 0; i < typ.NumFields(); i++ {
		f := typ.Field(i)
		if !f.Exported() {
			continue
		}
		typ := f.Type()
		if f.Anonymous() {
			if w.isDeprecated(f) {
				w.emitf("embedded %s //deprecated", w.typeString(typ))
			}
			w.emitf("embedded %s", w.typeString(typ))
			continue
		}
		if w.isDeprecated(f) {

		return
	}

	// Check if anonymous (non-owner) has access to list objects.
	readable := globalPolicySys.IsAllowed(policy.BucketPolicyArgs{
		Action:          policy.ListBucketAction,
		BucketName:      bucket,
		ConditionValues: getConditionValues(r, "", auth.AnonymousCredentials),
		IsOwner:         false,
	})

	// Check if anonymous (non-owner) has access to upload objects.