;; starts with an address of 5d48c1018904a172886829bbbd9c6f4a2d06c47b
(module
  (memory 1)

  (import $call "ethereum" "call" (param i32 i32 i32 i32 i32 i32 i32) (result i32))
  (export "test" 0)
  (export "a" memory)
  (func
    (block
      ;; Memory layout:
      ;;   0 -  20 bytes: address (4)
      ;;  20 -  52 bytes: value (0)
      ;;  52 -  56 bytes: data (0x42004200)
      ;;  56 -  60 bytes: result
      (i32.store (i32.const 0) (i32.const 0x4))
      (i32.store (i32.const 52) (i32.const 0x42004200))
      (if (i32.eq (call_import $call (i32.const 2000) (i32.const 0) (i32.const 20) (i32.const 52) (i32.const 4) (i32.const 56) (i32.const 4)) (i32.const 0))
        (if (i32.eq (i32.load (i32.const 56)) (i32.const 0x42004200))
          (return)
        )
      )
      (unreachable)
    )
  )
)