{"ast_node_type":"import","tokens":[{"end":83,"kind":"keyword","start":0,"text":"//"}]}
                // because both alternatives result in significantly worse codegen.
                // and `.zip(start_block + 1..)` is used to track the index instead of `.enumerate().skip().take()`,
                // `end_block_inclusive + 1` is guaranteed not to wrap, because `end_block_inclusive <= end / BLOCK_SIZE`,