[Bug c/52106] missing -Wunused-but-set-variable warning with the a = b = ... construct

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52106

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
                 CC|                            |jakub at gcc dot gnu.org
         Resolution|                            |INVALID

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-02-03 
12:53:42 UTC ---
The variable is used, so it isn't unused-but-set.  It is intentional that the
warning behaves the way it does.