{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"write_basic_block(tcx,"}]}
        write_basic_block(tcx, block, body, extra_data, w, options)?;
        extra_data(PassWhere::BeforeBlock(block), w)?;
        if block.index() + 1 != body.basic_blocks.len() {