Code review comment for lp:~vanvugt/mir/clang

> 616 - Displacement const disp;
> 617 + Displacement disp;
> ... and Point and Rectangle
>
> The error is "default initialization of an object of const type '...' requires
> a user-provided default constructor"
>
> I'd rather we didn't drop const and value initialize instead:
>
> Displacement const disp{};
>
> Alternatively we could provide appropriate constructors:
>
> Displacement() {}
> Displacement(DeltaX const& dx, DeltaY const& dy) : dx{dx}, dy{dy} {}
>
> Note that in gcc we don't see this because gcc "allows const objects with no
> initializer or user-provided default constructor if the defaulted constructor
> initializes all the subobjects.", which IMHO, is what should have been in the
> standard in the first place... (see
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42844)

I'm convinced