[llvm-branch-commits] [llvm] release/20.x: [LoopVectorize] Fix cost model assert when vectorising calls (#125716) (PR #126209)

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llvmbot wrote:

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Failed to cherry-pick: commit1

https://github.com/llvm/llvm-project/actions/runs/13197926127

Please manually backport the fix and push it to your github fork.  Once this is done, please create a [pull request](https://github.com/llvm/llvm-project/compare)

https://github.com/llvm/llvm-project/pull/126209