[Bug libstdc++/68989] New: Core issue 1992 will make catching bad_new_array_length unnecessary in _M_grow_words

[ville.voutilainen at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68989

            Bug ID: 68989
           Summary: Core issue 1992 will make catching
                    bad_new_array_length unnecessary in _M_grow_words
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: ville.voutilainen at gmail dot com
  Target Milestone: ---

See http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_active.html#1992, we can
remove the catch of bad_alloc in _M_grow_words once we get to stage 1 of gcc 7,
improving the solution for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68276.