ehdrdataset.cpp:279:23: error: comparison of integers of different signs: 'const vsi_l_offset' (aka 'const uumynsigned long long') and 'int' [-Werror,-Wsign-compare]
    if( nLineBytesBig > std::numeric_limits<int>::max() )
        ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ehdrdataset.cpp:346:23: error: comparison of integers of different signs: 'const vsi_l_offset' (aka 'const unsigned long long') and 'int' [-Werror,-Wsign-compare]
    if( nLineBytesBig > std::numeric_limits<int>::max() )
        ~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~