[Bug tree-optimization/53342] [4.8 Regression] rnflow.f90 is ~5% slower after revision 187340

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53342



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



           What    |Removed                     |Added

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             Status|NEW                         |ASSIGNED

         AssignedTo|matz at gcc dot gnu.org     |rguenth at gcc dot gnu.org



--- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> 2013-02-05 
12:12:20 UTC ---

Created attachment 29355

  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29355

patch



I was thinking of sth as simple as the attached.  (TODO: simplify and localize

vect_check_strided_load)



We need a runtime testcase that verifies PR53185 is vectorized correctly.