[llvm] [MachineSink] Clear kill flags of sunk addressing mode registers (PR #75072)

[David Green via llvm-commits]

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@@ -530,6 +525,14 @@ bool MachineSinking::PerformSinkAndFold(MachineInstr &MI,
     } else {
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davemgreen wrote:

Do we need to worry about the isCopy path above too?

https://github.com/llvm/llvm-project/pull/75072