[Bug rtl-optimization/50101] [4.5/4.6 regression] GCC 4.5 and 4.6 generate suboptimal code on ppc for countdown loops when the CTR register cannot be used

[pinskia at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50101

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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           Keywords|                            |missed-optimization
   Target Milestone|---                         |4.5.4
            Summary|GCC 4.5 and 4.6 generate    |[4.5/4.6 regression] GCC
                   |suboptimal code on ppc for  |4.5 and 4.6 generate
                   |countdown loops when the    |suboptimal code on ppc for
                   |CTR register cannot be used |countdown loops when the
                   |                            |CTR register cannot be used