old_sz            858 gc/dbg_mlc.c       register size_t old_sz;
old_sz            899 gc/dbg_mlc.c         old_sz = GC_size(base) - sizeof(oh);
old_sz            906 gc/dbg_mlc.c         old_sz = ((oh *)base) -> oh_sz;
old_sz            908 gc/dbg_mlc.c       if (old_sz < copy_sz) copy_sz = old_sz;