From: Michael Kuperstein <mkuper@google.com>
Date: Sat, 25 Jun 2016 00:47:21 +0000 (+0000)
Subject: It isn't meaningful for a transform to preserve another transform. NFC.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7360cd168a1f0aac78dac31feeb2f0addaa400f3;p=llvm

It isn't meaningful for a transform to preserve another transform. NFC.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@273761 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Utils/LowerSwitch.cpp b/lib/Transforms/Utils/LowerSwitch.cpp
index e73d28fd98e..5c07469869f 100644
--- a/lib/Transforms/Utils/LowerSwitch.cpp
+++ b/lib/Transforms/Utils/LowerSwitch.cpp
@@ -59,12 +59,6 @@ namespace {
 
     bool runOnFunction(Function &F) override;
 
-    void getAnalysisUsage(AnalysisUsage &AU) const override {
-      // This is a cluster of orthogonal Transforms
-      AU.addPreserved<UnifyFunctionExitNodes>();
-      AU.addPreservedID(LowerInvokePassID);
-    }
-
     struct CaseRange {
       ConstantInt* Low;
       ConstantInt* High;
diff --git a/lib/Transforms/Utils/Mem2Reg.cpp b/lib/Transforms/Utils/Mem2Reg.cpp
index 28b802e2788..d26a603573d 100644
--- a/lib/Transforms/Utils/Mem2Reg.cpp
+++ b/lib/Transforms/Utils/Mem2Reg.cpp
@@ -91,10 +91,6 @@ struct PromoteLegacyPass : public FunctionPass {
     AU.addRequired<AssumptionCacheTracker>();
     AU.addRequired<DominatorTreeWrapperPass>();
     AU.setPreservesCFG();
-    // This is a cluster of orthogonal Transforms
-    AU.addPreserved<UnifyFunctionExitNodes>();
-    AU.addPreservedID(LowerSwitchID);
-    AU.addPreservedID(LowerInvokePassID);
   }
   };
 }  // end of anonymous namespace