[llvm-branch-commits] release/19.x: [llvm-exegesis] Use correct rseq struct size (#100804) (PR #100885)

[via llvm-branch-commits]

llvmbot wrote:

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Failed to cherry-pick: `

https://github.com/llvm/llvm-project/actions/runs/10147281093

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/100885