[Bug tree-optimization/67683] Missed vectorization: shifts of an induction variable

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed May 31 13:31:00 GMT 2017


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67683

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Depends on|                            |35226

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Really similar to PR35226 - we do not handle inductions that are not SCEV
analyzable.  There's multiplications here's shifts / divisions.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=35226
[Bug 35226] Induction with multiplication are not vectorized


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