[llvm-branch-commits] [llvm] release/19.x: [WebAssembly] Fix rethrow's index calculation (#114693) (PR #115844)

[Derek Schuff via llvm-branch-commits]

https://github.com/dschuff approved this pull request.

LGTM, although it looks like this is already done?

https://github.com/llvm/llvm-project/pull/115844