Function rustc_span::analyze_source_file::analyze_source_file_dispatch

fn analyze_source_file_dispatch(
    src: &str,
    source_file_start_pos: BytePos,
    lines: &mut Vec<BytePos>,
    multi_byte_chars: &mut Vec<MultiByteChar>,
    non_narrow_chars: &mut Vec<NonNarrowChar>
)