--- a/include/openbabel/shared_ptr.h~ 2016-02-01 15:58:21.000000000 +0300 +++ b/include/openbabel/shared_ptr.h 2016-02-01 16:06:06.248000000 +0300 @@ -21,7 +21,7 @@ GNU General Public License for more deta #define shared_ptr boost::shared_ptr #else #include - #if __GNUC__ == 4 //&& __GNUC_MINOR__ < 3 removed at the suggestion of Konstantin Tokarev + #if __GNUC__ >= 4 //&& __GNUC_MINOR__ < 3 removed at the suggestion of Konstantin Tokarev #include #endif using std::tr1::shared_ptr;