[Bug libstdc++/86272] [6/7/8/9 Regression] __gnu_debug::string uses undefined __glibcxx_check_insert_range2

[fdumont at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86272

--- Comment #8 from François Dumont <fdumont at gcc dot gnu.org> ---
Author: fdumont
Date: Thu Jul  5 20:51:27 2018
New Revision: 262455

URL: https://gcc.gnu.org/viewcvs?rev=262455&root=gcc&view=rev
Log:
2018-07-05  François Dumont  <fdum...@gcc.gnu.org>

        Backport from mainline
        2018-07-04  François Dumont  <fdum...@gcc.gnu.org>

        PR libstdc++/86272
        * include/debug/string
        (__gnu_debug::basic_string<>::insert<_Ite>(const_iterator, _Ite,
_Ite)):
        Use __glibcxx_check_insert_range.

Modified:
    branches/gcc-6-branch/libstdc++-v3/ChangeLog
    branches/gcc-6-branch/libstdc++-v3/include/debug/string