Function diff_data_section 

pub fn diff_data_section(
    left_obj: &Object,
    right_obj: &Object,
    left_diff: &ObjectDiff,
    right_diff: &ObjectDiff,
    left_section_idx: usize,
    right_section_idx: usize,
) -> Result<(SectionDiff, SectionDiff)>

Compare the data sections of two object files.