[Bug tree-optimization/46217] [4.6 Regression] store to volatile is removed

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46217

--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2010-11-02 
16:08:19 UTC ---
I have a patch.