Compilare: user.cpp: In function ‘int inst1(int*, int, int, int)’: user.cpp:55:9: warning: variable ‘numero’ set but not used [-Wunused-but-set-variable] int numero; ^ user.cpp:67:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int inst2(int*, int, int, int)’: user.cpp:73:9: warning: variable ‘numero’ set but not used [-Wunused-but-set-variable] int numero; ^ user.cpp:85:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int inst0(int*, int, int, int)’: user.cpp:49:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:21:30: warning: ‘l’ may be used uninitialized in this function [-Wmaybe-uninitialized] inst0(v, l, r, m); ^ user.cpp:21:30: warning: ‘r’ may be used uninitialized in this function [-Wmaybe-uninitialized] user.cpp:21:30: warning: ‘m’ may be used uninitialized in this function [-Wmaybe-uninitialized]