[Bug tree-optimization/51775] [4.6/4.7 Regression] FAIL: gnat.dg/pack9.adb scan-tree-dump-not optimized "gnat_rcheck"

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51775

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

           What    |Removed                     |Added
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         AssignedTo|ebotcazou at gcc dot        |rguenth at gcc dot gnu.org
                   |gnu.org                     |

--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-01-09 
12:23:55 UTC ---
I have a patch (the regression is that DOM no longer catches this).  FRE/PRE
are just too dumb without any good reason.