[llvm] [RISCV] Reduce minimum VL needed for vslidedown.vx in RISCVVLOptimizer (PR #168392)

[Luke Lau via llvm-commits]

lukel97 wrote:

> > # 🐧 Linux x64 Test Results
> > 
> > * 186263 tests passed
> > * 4848 tests skipped
> 
> Just curious about this. Does this just run llvm unit tests? Why do we have a CI comment now?

This is the first time I'm seeing it too. I presume it's reporting the summary of `ninja check`? Although you can usually see that summary from the run report anyway e.g. https://github.com/llvm/llvm-project/actions/runs/19435915385#summary-55606554562

https://github.com/llvm/llvm-project/pull/168392