1 files changed, 5 insertions, 3 deletions
diff --git a/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp b/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
index a8474e27383d..80abc775299a 100644
--- a/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
+++ b/contrib/llvm-project/llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
@@ -261,8 +261,8 @@ private:
 
 bool PointerReplacer::collectUsers(Instruction &I) {
   for (auto U : I.users()) {
-    Instruction *Inst = cast<Instruction>(&*U);
-    if (LoadInst *Load = dyn_cast<LoadInst>(Inst)) {
+    auto *Inst = cast<Instruction>(&*U);
+    if (auto *Load = dyn_cast<LoadInst>(Inst)) {
       if (Load->isVolatile())
         return false;
       Worklist.insert(Load);
@@ -270,7 +270,9 @@ bool PointerReplacer::collectUsers(Instruction &I) {
       Worklist.insert(Inst);
       if (!collectUsers(*Inst))
         return false;
-    } else if (isa<MemTransferInst>(Inst)) {
+    } else if (auto *MI = dyn_cast<MemTransferInst>(Inst)) {
+      if (MI->isVolatile())
+        return false;
       Worklist.insert(Inst);
     } else if (Inst->isLifetimeStartOrEnd()) {
       continue;