[Bug c++/84269] New: C++ FE does not suggest which #include to use for "memset"

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84269

            Bug ID: 84269
           Summary: C++ FE does not suggest which #include to use for
                    "memset"
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dmalcolm at gcc dot gnu.org
  Target Milestone: ---

As noted in the fix for PR c++/81610 and PR c++/80567 here:
  https://gcc.gnu.org/ml/gcc-patches/2018-01/msg02200.html

> The C++ FE is missing a suggestion about which #include to use for
> "memset", but I'd prefer to treat that as a follow-up patch (and
> probably for next stage 1).

I've filing this PR to capture that (for gcc 9 stage 1).

See those PRs for more info.