Hashlink 'out of memory' or hang with static abstract constructor on mutually recursive type in 5.0.0-alpha.1+de09594

```bash
Fatal error: exception Out of memory
```

```haxe
class Main {
static function main() {
trace("Hello, world!");
}
}
typedef BinaryTreeDef = {
// public final v : Null;
public final ?l : Null>;
public final ?r : Null>;
}
@:forward abstract BinaryTree(BinaryTreeDef) {
public function new(self:BinaryTreeDef) this = self;
@:noUsing static public function lift(self:BinaryTreeDef):BinaryTree return new BinaryTree(self);//remove and it compiles.
}
```
build.hxml

```hxml
-cp src
-D analyzer-optimize
-main Main
--hl build.hl
```