[llvm] [LV] Avoid adding stray predicates in isConsecutivePtr (PR #213662)

[via llvm-commits]

github-actions[bot] wrote:

test-suite diff from 85c730242e741f79bf7ca543bdf496dfb89a7f22...a546b8513c58a757ab8c3dec80c63331db557e0d: https://github.com/llvm/llvm-project/actions/runs/31081063990/artifacts/8961908461

Statistics: https://github.com/llvm/llvm-project/actions/runs/31081063990/artifacts/8961909044

## riscv64-linux-gnu `-march=rva23u64 -O3`
| ('Program', '')    |   ('size..text', 'base') |   ('size..text', 'head') |   ('size..text', 'diff') |
|:-------------------|-------------------------:|-------------------------:|-------------------------:|
| Geomean difference |                      nan |                      nan |                        0 |
## aarch64-linux-gnu `-march=armv9-a -O3`
| ('Program', '')    |   ('size..text', 'base') |   ('size..text', 'head') |   ('size..text', 'diff') |
|:-------------------|-------------------------:|-------------------------:|-------------------------:|
| Geomean difference |                      nan |                      nan |                        0 |
## x86_64-linux-gnu `-march=x86-64-v3 -O3`
| ('Program', '')    |   ('size..text', 'base') |   ('size..text', 'head') |   ('size..text', 'diff') |
|:-------------------|-------------------------:|-------------------------:|-------------------------:|
| Geomean difference |                      nan |                      nan |                        0 |


https://github.com/llvm/llvm-project/pull/213662