Compilare: user.cpp: In function ‘void base10(int*)’: user.cpp:47:22: warning: argument to ‘sizeof’ in ‘void* memset(void*, int, size_t)’ call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess] memset(a,0,sizeof(a)); ^ user.cpp: In function ‘void base2(int*)’: user.cpp:67:22: warning: argument to ‘sizeof’ in ‘void* memset(void*, int, size_t)’ call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess] memset(a,0,sizeof(a)); ^ user.cpp: In function ‘void base2(int*, std::string)’: user.cpp:79:22: warning: argument to ‘sizeof’ in ‘void* memset(void*, int, size_t)’ call is the same expression as the destination; did you mean to dereference it? [-Wsizeof-pointer-memaccess] memset(a,0,sizeof(a)); ^