The first argument of Checked, e.g. int if the left-hand side of the operator is Checked!int
The right-hand side type involved in the operator
In all cases the function returns the built-in result of lhs == rhs.
auto x = checked!Warn(-42); // Passes assert(x == -42); // Passes but prints a warning // assert(x == uint(-42));
Called automatically upon a comparison for equality. In case of an Erroneous comparison (one that would make a signed negative value appear equal to an unsigned positive value), writes a warning message to stderr as a side effect.