https://gcc.gnu.org/bugzilla/show_bug.cgi?id=41138
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2016-04-15
Ever confirmed|0 |1
Known to fail| |4.0.0, 4.5.3, 4.8.3, 4.9.3,
| |5.3.0, 6.0
--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
Since there is at least one other report complaining about this warning (bug
59753) I'll confirm it as a bug.