warnings g++ -c scanner.cxx -std=c++11

scanner.cxx:560:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register yy_state_type yy_current_state;
        ^~~~~~~~~
scanner.cxx:561:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *yy_cp, *yy_bp;
        ^~~~~~~~~
scanner.cxx:561:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *yy_cp, *yy_bp;
        ^~~~~~~~~
scanner.cxx:562:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register int yy_act;
        ^~~~~~~~~
scanner.cxx:617:4: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
                        register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
                        ^~~~~~~~~
scanner.cxx:972:6: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
        ^~~~~~~~~
scanner.cxx:973:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *source = (yytext_ptr);
        ^~~~~~~~~
scanner.cxx:974:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register int number_to_move, i;
        ^~~~~~~~~
scanner.cxx:974:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register int number_to_move, i;
        ^~~~~~~~~
scanner.cxx:1106:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register yy_state_type yy_current_state;
        ^~~~~~~~~
scanner.cxx:1107:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *yy_cp;
        ^~~~~~~~~
scanner.cxx:1113:3: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
                register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
                ^~~~~~~~~
scanner.cxx:1138:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register int yy_is_jam;
        ^~~~~~~~~
scanner.cxx:1139:6: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *yy_cp = (yy_c_buf_p);
        ^~~~~~~~~
scanner.cxx:1141:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register YY_CHAR yy_c = 1;
        ^~~~~~~~~
scanner.cxx:1161:2: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
        register char *yy_cp;
        ^~~~~~~~~
scanner.cxx:1171:3: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
                register yy_size_t number_to_move = (yy_n_chars) + 2;
                ^~~~~~~~~
scanner.cxx:1172:3: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
                register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
                ^~~~~~~~~
scanner.cxx:1174:3: warning: 'register' storage class specifier is deprecated and incompatible with C++1z [-Wdeprecated-register]
                register char *source =
                ^~~~~~~~~
19 warnings generated.