[PATCH] D119914: [Debugify] Mark mir-check-debugify change nothing of input

[Kan Shengchen via Phabricator via llvm-commits]

skan created this revision.
Herald added a subscriber: hiraditya.
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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D119914

Files:
  llvm/lib/CodeGen/MachineCheckDebugify.cpp


Index: llvm/lib/CodeGen/MachineCheckDebugify.cpp
===================================================================
--- llvm/lib/CodeGen/MachineCheckDebugify.cpp
+++ llvm/lib/CodeGen/MachineCheckDebugify.cpp
@@ -106,8 +106,7 @@
 
   void getAnalysisUsage(AnalysisUsage &AU) const override {
     AU.addRequired<MachineModuleInfoWrapperPass>();
-    AU.addPreserved<MachineModuleInfoWrapperPass>();
-    AU.setPreservesCFG();
+    AU.setPreservesAll();
   }
 
   static char ID; // Pass identification.


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