CHUNK_ADDR2BASE
assert(CHUNK_ADDR2BASE(ret) == ret);
assert(CHUNK_ADDR2BASE(chunk) == chunk);
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(run);
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(run);
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(ret);
assert(CHUNK_ADDR2BASE(ptr) != ptr);
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(ptr);
assert(CHUNK_ADDR2BASE(ptr) != ptr);
if (CHUNK_ADDR2BASE(ptr) == ptr
assert(CHUNK_ADDR2BASE(newptr) == newptr);
if (CHUNK_ADDR2BASE(ptr) == ptr) {
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(ptr);
chunk = (arena_chunk_t *)CHUNK_ADDR2BASE(ptr);