[Bug rtl-optimization/47614] [4.6 Regression] cpu2000 benchmark 301.apsi fails with revision 169782

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47614

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-02-09 
18:31:51 UTC ---
Created attachment 23288
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23288
gcc46-pr47614-2.patch

Or simply reject side effects, similarly how we reject them elsewhere in
postreload.