[Bug tree-optimization/33512] Simple bitwise simplification missed

[janis at gcc dot gnu dot org]

------- Comment #4 from janis at gcc dot gnu dot org  2008-04-04 21:19 -------
Test gcc.dg/and-1.c, added as a fix for this PR, fails on powerpc64-linux.  The
code generated for "-m64 -O2" is:

f:
        mr 0,3
        neg 3,3
        nand 3,3,0
        and 3,3,0
        blr


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33512