Thanks for the answers what I did is this ( i feel that it is quite clumsy):
Node* x = cast(Node*) (GC.malloc(Node.sizeof)); *x = xa; x.up = curnode; ...
Thanks for the answers what I did is this ( i feel that it is quite clumsy):
Node* x = cast(Node*) (GC.malloc(Node.sizeof)); *x = xa; x.up = curnode; ...