Thrown object was incorrectly freed in following situation:
try {
     throw obj;
} catch(object &obj) {
     try {
         throw 1;
     } catch(...) {}

     //use object here
}
Signed-off-by: Piotr Caban <piotr@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>