previously it kept all seen code in memory, leading to high memory usage by the end of state restoration Former-commit-id: 749391f3353d186d9be2e60fbc7f2f822408f8e3
previously it kept all seen code in memory, leading to high memory usage by the end of state restoration Former-commit-id: 749391f3353d186d9be2e60fbc7f2f822408f8e3