From 5d2cf40c40d8c2763a0e5b53481063becdce6e30 Mon Sep 17 00:00:00 2001
From: Cameron Zwarich <zwarich@apple.com>
Date: Tue, 18 Jan 2011 05:44:04 +0000
Subject: [PATCH] There is no point in verifying an analysis that is never
updated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123743 91177308-0d34-0410-b5e6-96231b3b80d8
---
include/llvm/Analysis/DominanceFrontier.h | 2 --
lib/VMCore/Dominators.cpp | 11 -----------
2 files changed, 13 deletions(-)
diff --git a/include/llvm/Analysis/DominanceFrontier.h b/include/llvm/Analysis/DominanceFrontier.h
index 08d61867422..d7f74af1c65 100644
--- a/include/llvm/Analysis/DominanceFrontier.h
+++ b/include/llvm/Analysis/DominanceFrontier.h
@@ -175,8 +175,6 @@ public:
return false;
}
- virtual void verifyAnalysis() const;
-
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.setPreservesAll();
AU.addRequired<DominatorTree>();
diff --git a/lib/VMCore/Dominators.cpp b/lib/VMCore/Dominators.cpp
index 6e58985ba12..51baac5f34d 100644
--- a/lib/VMCore/Dominators.cpp
+++ b/lib/VMCore/Dominators.cpp
@@ -120,17 +120,6 @@ INITIALIZE_PASS_DEPENDENCY(DominatorTree)
INITIALIZE_PASS_END(DominanceFrontier, "domfrontier",
"Dominance Frontier Construction", true, true)
-void DominanceFrontier::verifyAnalysis() const {
- if (!VerifyDomInfo) return;
-
- DominatorTree &DT = getAnalysis<DominatorTree>();
-
- DominanceFrontier OtherDF;
- const std::vector<BasicBlock*> &DTRoots = DT.getRoots();
- OtherDF.calculate(DT, DT.getNode(DTRoots[0]));
- assert(!compare(OtherDF) && "Invalid DominanceFrontier info!");
-}
-
namespace {
class DFCalculateWorkObject {
public: