[clang] [llvm] [InstCombine] Generalizing icmp eq/ne X, 0/1 to trunc X to i1 IIF X in range (0,2] (PR #184182)

[Nikita Popov via cfe-commits]

nikic wrote:

I believe this also fixes https://github.com/llvm/llvm-project/pull/230363. If so, can you please add a test and add the "Fixes" line?

https://github.com/llvm/llvm-project/pull/184182