leftshift_for_tree_index 3312 compat/nedmalloc/malloc.c.h       size_t sizebits = size << leftshift_for_tree_index(tidx);
leftshift_for_tree_index 3564 compat/nedmalloc/malloc.c.h     size_t K = S << leftshift_for_tree_index(I);\
leftshift_for_tree_index 4257 compat/nedmalloc/malloc.c.h     size_t sizebits = nb << leftshift_for_tree_index(idx);