[llvm] [InstCombine] Handle multi-use in simplifyAndOrWithOpReplaced() (PR #81006)

[Yingwei Zheng via llvm-commits]

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@@ -2220,44 +2220,42 @@ foldBitwiseLogicWithIntrinsics(BinaryOperator &I,
 // Try to simplify X | Y by replacing occurrences of Y in X with 0.
 // Similarly, simplify X & Y by replacing occurrences of Y in X with -1.
 // Return the simplified result of X if successful, and nullptr otherwise.
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dtcxzyw wrote:

Please also update the header comments.

https://github.com/llvm/llvm-project/pull/81006