From b51bf39b93d9aa48f78dcb49b741e1f5c174084c Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 26 Sep 2002 05:42:47 +0000
Subject: [PATCH] Add a new "DominatorSet::addDominator" method to allow
 updates

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3937 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Analysis/Dominators.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/llvm/Analysis/Dominators.h b/include/llvm/Analysis/Dominators.h
index c0c133b67f8..af2a0e384c9 100644
--- a/include/llvm/Analysis/Dominators.h
+++ b/include/llvm/Analysis/Dominators.h
@@ -107,6 +107,15 @@ public:
     assert(find(BB) == end() && "Block already in DominatorSet!");
     Doms.insert(std::make_pair(BB, Dominators));
   }
+
+  // addDominator - If a new block is inserted into the CFG, then method may be
+  // called to notify the blocks it dominates that it is in their set.
+  //
+  void addDominator(BasicBlock *BB, BasicBlock *NewDominator) {
+    iterator I = find(BB);
+    assert(I != end() && "BB is not in DominatorSet!");
+    I->second.insert(NewDominator);
+  }
 };