recipe for target 'Standard_CString.lo' failed

./../../src/Standard/Standard_CString.cxx  -fPIC -DPIC -o .libs/Standard_CString.lo
../../../src/Standard/Standard_CString.cxx:77:62: error: narrowing conversion of '4294967040' from 'unsigned int' to 'Standard_Integer {aka int}' inside { } [-Wnarrowing]
                   { 0 , 0xffffff00 , 0xffff0000 , 0xff000000 } ;
                                                              ^
../../../src/Standard/Standard_CString.cxx:77:62: error: narrowing conversion of '4294901760' from 'unsigned int' to 'Standard_Integer {aka int}' inside { } [-Wnarrowing]
../../../src/Standard/Standard_CString.cxx:77:62: error: narrowing conversion of '4278190080' from 'unsigned int' to 'Standard_Integer {aka int}' inside { } [-Wnarrowing]
../../../src/Standard/Standard_CString.cxx:153:62: error: narrowing conversion of '3755991007' from 'unsigned int' to 'Standard_Integer {aka int}' inside { } [-Wnarrowing]
                  { 0 , 0xdf , 0xdfdf , 0xdfdfdf , 0xdfdfdfdf } ;
                                                              ^
Makefile:14318: recipe for target 'Standard_CString.lo' failed
make[2]: *** [Standard_CString.lo] Error 1
make[2]: Leaving directory '/home/blank/conversion/OpenCASCADE651/ros/adm/make/TKernel'
Makefile:280: recipe for target 'install-recursive' failed
make[1]: *** [install-recursive] Error 1
make[1]: Leaving directory '/home/blank/conversion/OpenCASCADE651/ros/adm/make'
Makefile:299: recipe for target 'install-recursive' failed
make: *** [install-recursive] Error 1