{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"merge_codegen_units(cx,"}]}
        merge_codegen_units(cx, &mut codegen_units);
        let _prof_timer = tcx.prof.generic_activity("cgu_partitioning_merge_cgus");
        debug_dump(tcx, "MERGE", &codegen_units);