(module
  ;; function isOdd: returns 1 if its argument is odd, 0 if it is even.
  (func $isOdd (param $n i32) (result i32)
    get_local $n
    i32.const 1
    i32.and   ;; computes (n & 1), i.e. returns low bit of n
  )
  (export "isOdd" (func $isOdd))
)