Haxe: abstract with @:generic type (doesn't compile)

Main.hx

@:generic // Without this it compiles fine
class GenericObject<T> {
	final value: T;

	public function new(v: T)
		this.value = v;
}

abstract GenericAbstract<T>(GenericObject<T>) from GenericObject<T> {
	public inline function new(data: GenericObject<T>)
		this = data;
}

class Main {
	static function main() {
		final data = new GenericObject(42);
		new GenericAbstract(data);
	}
}