[llvm] [InstCombine] Skip division sinking with allowReciprocal flag (PR #167633)

[via llvm-commits]

jinpzhanAMD wrote:

Thanks for the reviews. 
Reassoc flag and the arcp flag are two independent (orthogonal) fmf flags, which shouldn't depend on each other. 
The precision issue I'm working on can be fixed from our internal repo, thus I would close this PR.

https://github.com/llvm/llvm-project/pull/167633