[Bug tree-optimization/71631] [7 Regression] Wrong constant folding

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71631

Marc Glisse <glisse at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2016-06-23
            Summary|Wrong constant folding      |[7 Regression] Wrong
                   |                            |constant folding
     Ever confirmed|0                           |1

--- Comment #1 from Marc Glisse <glisse at gcc dot gnu.org> ---
Wild guess: SSA_NAME reuse in reassoc without clearing VRP info.