date.h:9:  Is this a non-const reference? If so, make const or use a pointer: int& y  [runtime/references] [2]
date.h:9:  Is this a non-const reference? If so, make const or use a pointer: int& m  [runtime/references] [2]
date.h:9:  Is this a non-const reference? If so, make const or use a pointer: int& d  [runtime/references] [2]
date.h:75:  Is this a non-const reference? If so, make const or use a pointer: int& y  [runtime/references] [2]
date.h:75:  Is this a non-const reference? If so, make const or use a pointer: int& m  [runtime/references] [2]
date.h:75:  Is this a non-const reference? If so, make const or use a pointer: int& d  [runtime/references] [2]
Done processing date.h
Total errors found: 6