[DAGCombine] Don't combine (and (setne X, 0), (setne X, -1)) --> (setuge (add X, 1), 2) for i1

Reduced from oss-fuzz #4773 test case

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@321455 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed