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								 Chris Lattner | e0e50dbb9f | New testcase.  If one side of and/or is known to be 0/-1, it doesn't matter if the other side is overdefined.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18806 91177308-0d34-0410-b5e6-96231b3b80d8 | 2004-12-11 23:14:40 +00:00 |  |