[Bug rtl-optimization/42839] [4.5 Regression] gcc.target/mips/octeon-bbit-2.c failing for -mabi=64

[pinskia at gcc dot gnu dot org]

------- Comment #4 from pinskia at gcc dot gnu dot org  2010-02-12 22:56 -------
But that is not the cause of the problem here.  The issue comes down to we
simplify in 4.5 (subreg (sign_extend (reg N) ) ) into (reg N). fwprop1 is doing
that change on the trunk.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42839