More awkward phrasing due to the line between garbage collectors, compilers and language runtimes being fuzzy. What I mean is that the compiler at compile time

More awkward phrasing due to the line between garbage collectors, compilers and language runtimes being fuzzy. What I mean is that the compiler at compile time decides to act as an alternative garbage collector by allocating and de-allocating the objects in a way that is invisible to the mark and sweep portion.