Cannot use math expressions inside of resize expressions

[lefticus]

let x = 10;
let y = 11;

mut data = raw[1]

unsafe {
  resize data x*y
}

───┬─ /home/jason/june/examples/june_hello_world/main/main.june:7:16
 6 │ unsafe {
 7 │   resize data x*y
   │                ╍ error: incomplete math expression
 8 │ }
───┴─