[llvm-branch-commits] [llvm] release/18.x: [AArch64][SelectionDAG] Mask for SUBS with multiple users cannot be elided (#90911) (PR #91151)

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AtariDreams wrote:

Fixed issue where incorrect code is generated on AArch64 when the source code has multiple different comparisons with the same two values.

https://github.com/llvm/llvm-project/pull/91151