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authorChris Lattner <sabre@nondot.org>2002-10-08 21:53:51 +0000
committerChris Lattner <sabre@nondot.org>2002-10-08 21:53:51 +0000
commitd3d06a5cd80a718a640e26350954197fb133800a (patch)
tree8d2b8df9ef2b59ea1f9b79da9ce8e16288c45b58 /lib/Transforms/Utils/BreakCriticalEdges.cpp
parentdee430d26e14a3d7c8d86688d49ac8b116aa044f (diff)
- Fix bug: cee/2002-10-07-NoImmediateDominator.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4081 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/BreakCriticalEdges.cpp')
-rw-r--r--lib/Transforms/Utils/BreakCriticalEdges.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/Utils/BreakCriticalEdges.cpp b/lib/Transforms/Utils/BreakCriticalEdges.cpp
index b73ed55b8c..0c4974db10 100644
--- a/lib/Transforms/Utils/BreakCriticalEdges.cpp
+++ b/lib/Transforms/Utils/BreakCriticalEdges.cpp
@@ -118,7 +118,8 @@ void SplitCriticalEdge(TerminatorInst *TI, unsigned SuccNum, Pass *P) {
// The new block is not the immediate dominator for any other nodes, but
// TINode is the immediate dominator for the new node.
//
- DT->createNewNode(NewBB, TINode);
+ if (TINode) // Don't break unreachable code!
+ DT->createNewNode(NewBB, TINode);
}
}