> On Feb 25, 2016, at 3:31 PM, Quincey Morris
> <[email protected]> wrote:
>
> It’s another example of the “any cast is a bug waiting to happen” problem
> that’s inherent in C-like languages.
To be fair, C++ does have const_cast, which only casts away ‘const’.
> For this situation it would be nice if there was a cast like this:
> [hostArray addObject: (_Nonnull) url.host];
That’s exactly what the NOTNULL macro in my first message does. Its value has
the same type as its argument, just with _Nonnull:
#define NOTNULL(X) ((__typeof(X) _Nonnull)(X))
—Jens _______________________________________________
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