1 files changed, 6 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
index e221022..975ce3b 100644
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1137,7 +1137,7 @@ static void cloneInstructionsIntoPredecessorBlockAndUpdateSSAUses(
         // branch, drop it. When we fold the bonus instructions we want to make
         // sure we reset their debug locations in order to avoid stepping on
         // dead code caused by folding dead branches.
-        NewBonusInst->setDebugLoc(DebugLoc());
+        NewBonusInst->setDebugLoc(DebugLoc::getDropped());
       } else if (const DebugLoc &DL = NewBonusInst->getDebugLoc()) {
         mapAtomInstance(DL, VMap);
       }
@@ -2821,7 +2821,8 @@ static void mergeCompatibleInvokesImpl(ArrayRef<InvokeInst *> Invokes,
       // so just form a new block with unreachable terminator.
       BasicBlock *MergedNormalDest = BasicBlock::Create(
           Ctx, II0BB->getName() + ".cont", Func, InsertBeforeBlock);
-      new UnreachableInst(Ctx, MergedNormalDest);
+      auto *UI = new UnreachableInst(Ctx, MergedNormalDest);
+      UI->setDebugLoc(DebugLoc::getTemporary());
       MergedInvoke->setNormalDest(MergedNormalDest);
     }
 
@@ -3389,7 +3390,7 @@ bool SimplifyCFGOpt::speculativelyExecuteBB(BranchInst *BI,
     if (!SpeculatedStoreValue || &I != SpeculatedStore) {
       // Don't update the DILocation of dbg.assign intrinsics.
       if (!isa<DbgAssignIntrinsic>(&I))
-        I.setDebugLoc(DebugLoc());
+        I.setDebugLoc(DebugLoc::getDropped());
     }
     I.dropUBImplyingAttrsAndMetadata();
 
@@ -5707,7 +5708,8 @@ static void createUnreachableSwitchDefault(SwitchInst *Switch,
   BasicBlock *NewDefaultBlock = BasicBlock::Create(
       BB->getContext(), BB->getName() + ".unreachabledefault", BB->getParent(),
       OrigDefaultBlock);
-  new UnreachableInst(Switch->getContext(), NewDefaultBlock);
+  auto *UI = new UnreachableInst(Switch->getContext(), NewDefaultBlock);
+  UI->setDebugLoc(DebugLoc::getTemporary());
   Switch->setDefaultDest(&*NewDefaultBlock);
   if (DTU) {
     SmallVector<DominatorTree::UpdateType, 2> Updates;