https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71613

Manuel López-Ibáñez <manu at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2016-06-21
                 CC|                            |manu at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Manuel López-Ibáñez <manu at gcc dot gnu.org> ---
I think this is the same issue as for NULL (see Locations here:
https://gcc.gnu.org/wiki/DiagnosticsGuidelines), however, we cannot keep track
of all NULL-like macros defined in system-headers, can we?

Perhaps a better work-around is to follow Clang, and give the warning at the
location of the label plus highlighting the values:

test.c:3:10: warning: ISO C restricts enumerator values to range of 'int'
(-3000000000 is too small) [-Wpedantic]
  enum { c = -3000000000 };
         ^   ~~~~~~~~~~~

That would completely avoid the problem.

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