On 12/07/2012 16:28, kenji hara wrote:
Is this really need?The four const operators in Object should not block the user-defined mutable operators. // My purpose for 2.060 release class C { override opEquals(const Object o) const { ... } // or just alias super.opEquals opEquals; bool opEquals(Object o) { ... } // add overload for mutable object comparison } auto c1 = new C(), c2 = new C2(); c1 == c2; // the both hand side is mutable, so mutable opEquals will run In git head, it is not disallowed, but it is a *compiler bug*. To fix the problem, I have a pull request for dmd. https://github.com/D-Programming-Language/dmd/pull/1042 (The pull will kill attribute inference for const, but I think it is unnecessary for D.) ...But, I would never opposed to advancing toward the better language design.
mutable and const overload of the same function is a bit weird. I'm not sure this is a bug a feature we should keep.
