[PATCH] D134613: [LoopDeletion] Forget block and loop dispositions after deleting loop.

[Florian Hahn via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG2b23a5892440: [LoopDeletion] Forget block and loop dispositions after deleting loop. (authored by fhahn).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134613/new/

https://reviews.llvm.org/D134613

Files:
  llvm/lib/Transforms/Utils/LoopUtils.cpp


Index: llvm/lib/Transforms/Utils/LoopUtils.cpp
===================================================================
--- llvm/lib/Transforms/Utils/LoopUtils.cpp
+++ llvm/lib/Transforms/Utils/LoopUtils.cpp
@@ -486,8 +486,10 @@
   // Tell ScalarEvolution that the loop is deleted. Do this before
   // deleting the loop so that ScalarEvolution can look at the loop
   // to determine what it needs to clean up.
-  if (SE)
+  if (SE) {
     SE->forgetLoop(L);
+    SE->forgetBlockAndLoopDispositions();
+  }
 
   Instruction *OldTerm = Preheader->getTerminator();
   assert(!OldTerm->mayHaveSideEffects() &&


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