[Bug c/22278] gcc -O2 discards cast to volatile

[falk at debian dot org]

------- Additional Comments From falk at debian dot org  2005-07-02 17:33 -------
I see a difference here in that gcc doesn't know whether the referenced
object is declared to be volatile, it isn't visible as in PR 21568.
IMHO we actually have a bug here; I don't see anything in the standard which
allows omitting the access here.


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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22278