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-rw-r--r--lib/Transforms/Scalar/JumpThreading.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/JumpThreading.cpp b/lib/Transforms/Scalar/JumpThreading.cpp
index 230a381593..e501ff29d0 100644
--- a/lib/Transforms/Scalar/JumpThreading.cpp
+++ b/lib/Transforms/Scalar/JumpThreading.cpp
@@ -158,6 +158,9 @@ bool JumpThreading::runOnFunction(Function &F) {
TLI = &getAnalysis<TargetLibraryInfo>();
LVI = &getAnalysis<LazyValueInfo>();
+ // Remove unreachable blocks from function as they may result in infinite loop.
+ removeUnreachableBlocks(F);
+
FindLoopHeaders(F);
bool Changed, EverChanged = false;