[llvm] [SLP]Improve minbitwidth analysis for trun'ed gather nodes. (PR #99072)

[Martin Storsjö via llvm-commits]

mstorsjo wrote:

> Must be fixed in [f6e01b9](https://github.com/llvm/llvm-project/commit/f6e01b9ece1e73f6eda6e1dbff3aa72e917f4007)

Thanks, that does indeed seem to fix my issue!

https://github.com/llvm/llvm-project/pull/99072