[llvm-branch-commits] [llvm] DAG: Preserve more flags when expanding gep (PR #110815)

[Matt Arsenault via llvm-branch-commits]

arsenm wrote:

### Merge activity

* **Oct 9, 5:42 AM EDT**: @arsenm started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/110815).


https://github.com/llvm/llvm-project/pull/110815