[llvm] [InstCombine] Fold trunc nuw i1 to false when dominated by icmp. (PR #151961)

[Andreas Jonson via llvm-commits]

andjo403 wrote:

forgot to mention that I tried to run with https://github.com/llvm/llvm-project/pull/153003 applied also but there still was 15 files changed have not looked if it was the same changes

https://github.com/llvm/llvm-project/pull/151961