import mem main() { mgr := new(Allocator) mgr.block = mem.alloc(2 * 1024 * 1024) mgr.current = 0 a := new(Point) a = mgr.block + mgr.current mgr.current += 16 b := new(Point) b = mgr.block + mgr.current mgr.current += 16 a.x = 1 a.y = 2 b.x = 3 b.y = 4 assert a.x == 1 assert a.y == 2 assert b.x == 3 assert b.y == 4 } struct Allocator { block *any current int } struct Point { x int y int }