//ww:run-exit 99
// Migrated from 700_e2e row 110.
package main;
type leaf = struct { v: i32 };
type mid  = struct { l: *leaf };
type top  = struct { m: *mid };
fn main() i32 = {
  let lf: leaf = leaf { v = 0 };
  let md: mid  = mid  { l = &lf };
  let tp: top  = top  { m = &md };
  tp.m.l.v = 99;
  return tp.m.l.v;
};