[PATCH] PR13824 warn if reinterpret_cast used for up/downcast

[Alexander Zinenko]

Thank you again, John!

Here is an updated patch with extra tests.  Could you (or somebody else)
please commit it?

On 21 March 2013 02:18, John McCall <rjmccall at apple.com> wrote:
>
> Please add a test case where code tries to reinterpret-cast an
> incompletely-defined struct.  (We just want to ensure that we don't crash
> for this.)  This means putting a reinterpret_cast into a type expression in
> class context (not within a member function), e.g.
>
>   struct A {
>     decltype(reinterpret_cast<A*>((B*) 0)) x;
>   };
>
> With that, this patch looks fine;  feel free to commit.
>
> John.
>
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