prog.c: In function ‘main’:
prog.c:4:7: error: both ‘long’ and ‘float’ in declaration specifiers
prog.c:4:1: error: floating constant exceeds range of ‘double’ [-Werror=overflow]
prog.c:4:1: error: overflow in implicit constant conversion [-Werror=overflow]
prog.c:5:10: error: both ‘unsigned’ and ‘double’ in declaration specifiers
prog.c:7:1: error: format ‘%lf’ expects argument of type ‘double’, but argument 2 has type ‘long int’ [-Werror=format]
cc1: all warnings being treated as errors