[llvm] [Loads] Always pass down context in isSafeToLoadUnconditionally() (PR #201833)

[Nikita Popov via llvm-commits]

nikic wrote:

> Orthogonally, one thing that I was wondering: could something similar be applied to isGuaranteedNotToBeUndefOrPoison() and allow the following when no DT is available?

That would be possible, but

> (Haven't much considered whether this may be practically beneficial or not)

I would indeed expect it to not be practically beneficial, because noundef assumptions are not used in practice...

https://github.com/llvm/llvm-project/pull/201833