Maybe I'm still misunderstanding you, but (modern) Objective-C is an example of a compiled language without the fragile base class ABI problem. (It pays for th

Maybe I'm still misunderstanding you, but (modern) Objective-C is an example of a compiled language without the fragile base class ABI problem. (It pays for this with extra indirection at runtime, of course: ivar accesses must first look up their runtime-resolved offset.)