[Bug c++/77299] [9/10/11/12 Regression] No warning for unused "INT64_MAX" and similar constants due macro tracking from system headers

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77299

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|No warning for unused       |[9/10/11/12 Regression] No
                   |"INT64_MAX" and similar     |warning for unused
                   |constants due macro         |"INT64_MAX" and similar
                   |tracking from system        |constants due macro
                   |headers                     |tracking from system
                   |                            |headers
      Known to work|                            |5.1.0
   Target Milestone|---                         |9.5
      Known to fail|                            |6.1.0

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note inconsistency of INT64_MIN vs INT64_MAX was "fixed" in GCC 9 in that now
INT64_MAX does not even warn.