[Bug libstdc++/98421] std::span does not detect invalid range in Debug Mode

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98421

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Jonathan Wakely
<r...@gcc.gnu.org>:

https://gcc.gnu.org/g:238fd13380838ad57d199f3e9ca1d5403f33d381

commit r11-9291-g238fd13380838ad57d199f3e9ca1d5403f33d381
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Tue Aug 31 17:34:51 2021 +0100

    libstdc++: Add valid range checks to std::span constructors [PR98421]

    Signed-off-by: Jonathan Wakely <jwak...@redhat.com>

    libstdc++-v3/ChangeLog:

            PR libstdc++/98421
            * include/std/span (span(Iter, size_type), span(Iter, Iter)):
            Add valid range checks.
            * testsuite/23_containers/span/cons_1_assert_neg.cc: New test.
            * testsuite/23_containers/span/cons_2_assert_neg.cc: New test.

    (cherry picked from commit ef7becc9c8a48804d3fd9dac032f7b33e561a612)