[Bug libstdc++/84256] Use object size checking built-ins in libstdc++

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84256

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |diagnostic
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-02-09
                 CC|                            |msebor at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
Let me confirm this.

I'd like to try to make incorporating overflow checking into user code
(including libstdc++) easier/less cumbersome and be able to provide the same
detail as in the native diagnostics including object sizes.