[llvm] [DSE] Use CycleInfo instead of LoopInfo (PR #188253)

[Robert Imschweiler via llvm-commits]

================
@@ -2772,7 +2763,7 @@ PreservedAnalyses DSEPass::run(Function &F, FunctionAnalysisManager &AM) {
   PreservedAnalyses PA;
   PA.preserveSet<CFGAnalyses>();
   PA.preserve<MemorySSAAnalysis>();
-  PA.preserve<LoopAnalysis>();
+  PA.preserve<CycleAnalysis>();
----------------
ro-i wrote:

why is adding the invalidate method enough for CycleAnalysis becoming part of CFGAnalyses?

https://github.com/llvm/llvm-project/pull/188253