[llvm] [SeparateConstOffsetFromGEP] Reorder trivial GEP chains to separate constants (PR #73056)

[Aaron Liu via llvm-commits]

AaronHLiu wrote:

Looks like there are some LIT failures need to be addressed:
```
FAIL: LLVM :: Transforms/SeparateConstOffsetFromGEP/NVPTX/lower-gep-reorder.ll (68679 of 78188)
******************** TEST 'LLVM :: Transforms/SeparateConstOffsetFromGEP/NVPTX/lower-gep-reorder.ll' FAILED ********************
Exit Code: 1
```

https://github.com/llvm/llvm-project/pull/73056