[Bug optimization/15405] [3.4/3.5 regression] Bug box, verify_flow_info failed when using -funroll-all-loops -O1

[pinskia at gcc dot gnu dot org]

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           What    |Removed                     |Added
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          Component|ada                         |optimization
           Keywords|                            |ice-on-valid-code
   Target Milestone|---                         |3.4.1


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15405