Compilare: user.cpp: In function ‘void setup()’: user.cpp:21: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:31: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:41: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:51: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:61: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:71: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:81: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:91: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:101: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp:111: warning: extended initializer lists only available with -std=c++0x or -std=gnu++0x user.cpp: In function ‘int main()’: user.cpp:143: warning: dereferencing type-punned pointer will break strict-aliasing rules user.cpp:144: warning: dereferencing type-punned pointer will break strict-aliasing rules user.cpp:142: warning: unused variable ‘blue’ user.cpp:142: warning: unused variable ‘green’ user.cpp:142: warning: unused variable ‘red’ user.cpp:141: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result user.cpp:148: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result