Using typedefed types as covariant return types
Rick Mann
rmann-d-lang at latencyzero.com
Sat Feb 17 13:38:24 PST 2007
Frits van Bommel Wrote:
> Bruno Medeiros wrote:
> > Rick Mann wrote:
> >> Bill Baxter Wrote:
> >> "A typedef or enum can be implicitly converted to its base type, but
> >> going the other way requires an explicit conversion. "
> >
> > Implicitly convertible doesn't mean a type is a subtype of another.
> > Altough in this case of typedef and enums I think they could be subtypes
> > of the base type.
>
> Perhaps he meant the "to its base type" part? I could see someone mixing
> that up with the same term used in class hierarchies...
In that case, I'd like to make it a feature request. It seems only natural to be able to use typedefs in this manner. Should I file a formal request via bug?
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