[Bug tree-optimization/50717] [4.7 Regression] Silent code gen fault with incorrect widening of multiply

[ams at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50717

--- Comment #6 from Andrew Stubbs <ams at gcc dot gnu.org> 2011-10-15 21:29:12 
UTC ---
Patch posted here:

http://gcc.gnu.org/ml/gcc-patches/2011-10/msg01397.html