[Bug c/23113] [3.4/4.0/4.1 regression] The -Wunused (value computed is not used) option missed an important case

[bangerth at dealii dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
           Keywords|                            |diagnostic
      Known to fail|                            |3.3 4.0.0 4.1.0 3.2.3 3.4.5
      Known to work|                            |2.95
   Last reconfirmed|0000-00-00 00:00:00         |2005-07-28 23:44:16
               date|                            |
            Summary|The -Wunused (value computed|[3.4/4.0/4.1 regression] The
                   |is not used) option missed  |-Wunused (value computed is
                   |an important case           |not used) option missed an
                   |                            |important case
   Target Milestone|---                         |4.0.2


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23113