------- Comment #1 from rguenth at gcc dot gnu dot org  2009-04-17 12:19 -------
-fno-ivopts also fixes this.  The unrolling happening on the RTL level
for the loop in foo() somehow is broken.

We end up with

(gdb) p a
$1 = {0, 1, 4, 2, 10, 12, 24, 44, 72, 18, 20, 22, 24, 26, 28, 50}
(gdb) p ref
$2 = {0, 1, 4, 2, 10, 12, 24, 44, 72, 136, 232, 416, 736, 1296, 2304, 2032}


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rguenth at gcc dot gnu dot
                   |                            |org
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2009-04-17 12:19:28
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39794

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