+ CLANG_WARN_CONSTANT_CONVERSION = YES;
+ CLANG_WARN_EMPTY_BODY = YES;
+ CLANG_WARN_ENUM_CONVERSION = YES;
+ CLANG_WARN_INT_CONVERSION = YES;
+ CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+ GCC_TREAT_WARNINGS_AS_ERRORS = YES;
+ GCC_WARN_UNINITIALIZED_AUTOS = YES;