[Bug 279443] LIBCPP assertions are enabled in optimized builds when -DNDEBUG is given to clang

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=279443

--- Comment #13 from Paul Floyd <pjfloyd@wanadoo.fr> ---
(In reply to Mark Millard from comment #9)

(In reply to Mark Millard from comment #9)

The original comment said

> It should be possible to get an address of the end of the std::vector object, even though it doesn't point to an allocated byte.

This is precisely the purpose of std::end() (or std::vector::end(), std::end()
has the advantage that it will also work with raw arrays).

> I kept to a fairly minimal
> style change compared to &buf[cb]  and what it means in C and
> some parts of C++ for my test example, using notation showing
> specific distinctions that other C++ notations could hide and
> so be less clear. 

As I see it you were using idiomatic C to show how to do the wrong thing rather
than using idiomatic C++ to do the right thing.

It looks like Yuri is getting things sorted out.

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