{"ast_node_type":"import","tokens":[{"end":122,"kind":"keyword","start":0,"text":"//"}]}
                // `end_block_inclusive + 1` is guaranteed not to wrap, because `end_block_inclusive <= end / BLOCK_SIZE`,
                // because both alternatives result in significantly worse codegen.
                // and `BLOCK_SIZE` (the number of bits per block) will always be at least 8 (1 byte).