[Bug rtl-optimization/54524] [4.6/4.7/4.8 Regression] Spurious add on sum of bitshifts (forward-propagate issue)

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54524

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-09-19 
08:46:37 UTC ---
Still non-canonical RTL should not result in wrong-code.