[Bug tree-optimization/23971] Compilation takes a long time with -O2 option

[pinskia at gcc dot gnu dot org]

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           What    |Removed                     |Added
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                 CC|                            |rakdver at gcc dot gnu dot
                   |                            |org
          Component|target                      |tree-optimization
           Keywords|                            |compile-time-hog


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23971