This routine allows the runtime to process any special per-thread handling
for the GC. This is needed for taking into account any memory that is
referenced by non-scanned pointers but is about to be freed. That currently
means the array append cache.
This routine allows the runtime to process any special per-thread handling for the GC. This is needed for taking into account any memory that is referenced by non-scanned pointers but is about to be freed. That currently means the array append cache.