[Bug tree-optimization/53773] Vectorizer generates non-canonical multiplies

[wschmidt at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53773

William J. Schmidt <wschmidt at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot       |wschmidt at gcc dot gnu.org
                   |gnu.org                     |
   Target Milestone|---                         |4.8.0

--- Comment #5 from William J. Schmidt <wschmidt at gcc dot gnu.org> 2012-07-29 16:54:45 UTC ---
I'll take this one.

I think the assumption of operand placement is too embedded to tease out
easily, so I'm going to approach this by re-canonicalizing PLUS_EXPR,
POINTER_PLUS_EXPR, and MULT_EXPR when operand swapping has occurred.  Are there
other tree codes that could be broken?