libc++: Adding std::bad_array_length

[Howard Hinnant]

On Sep 9, 2013, at 7:29 PM, Marshall Clow <mclow.lists at gmail.com> wrote:

> While reviewing my <dynarray> implementation, Richard pointed out that it should throw bad_array_length if the length was too large.
> I tried to do that, only to discover that libc++ didn't have std::bad_array_length.
> 
> This patch remedies that (with a test)
> There is a corresponding patch for libcxxabi coming.
> 
> -- Marshall
> 
> Marshall Clow     Idio Software   <mailto:mclow.lists at gmail.com>
> 
> A.D. 1517: Martin Luther nails his 95 Theses to the church door and is promptly moderated down to (-1, Flamebait).
>        -- Yu Suzuki
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One quibble:  There's a tab in src/new.cpp between #define and _LIBCPP_BUILDING_NEW.

Please commit.

Thanks,
Howard