[Bug tree-optimization/95839] Failure to optimize addition of vector elements to vector addition

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Jun 23 14:26:24 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95839

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |avieira at gcc dot gnu.org,
                   |                            |rguenth at gcc dot gnu.org
             Status|UNCONFIRMED                 |NEW
             Blocks|                            |53947
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2020-06-23

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC does not yet vectorize stmts without loads (and explicitely rejects
vector types somewhere).


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947
[Bug 53947] [meta-bug] vectorizer missed-optimizations


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