1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Analysis/LoopPass.cpp b/lib/Analysis/LoopPass.cpp
index 08615c4e14..4f7018da1a 100644
--- a/lib/Analysis/LoopPass.cpp
+++ b/lib/Analysis/LoopPass.cpp
@@ -253,6 +253,15 @@ bool LPPassManager::runOnFunction(Function &F) {
         break;
     }
     
+    // If the loop was deleted, release all the loop passes. This frees up
+    // some memory, and avoids trouble with the pass manager trying to call
+    // verifyAnalysis on them.
+    if (skipThisLoop)
+      for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {  
+        Pass *P = getContainedPass(Index);
+        freePass(P, "", ON_LOOP_MSG);
+      }
+
     // Pop the loop from queue after running all passes.
     LQ.pop_back();