[Bug c/20523] gcc 3.4.3 optimizes volatile vars away (gcc 3.4.3 >= -O2)

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-03-17 
20:58 -------
You need to mark the variable as used.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |INVALID


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20523