1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/llvm-project/llvm/lib/Analysis/LoopAnalysisManager.cpp b/contrib/llvm-project/llvm/lib/Analysis/LoopAnalysisManager.cpp
index 8d71b31ca393..74b1da86eb28 100644
--- a/contrib/llvm-project/llvm/lib/Analysis/LoopAnalysisManager.cpp
+++ b/contrib/llvm-project/llvm/lib/Analysis/LoopAnalysisManager.cpp
@@ -13,6 +13,7 @@
 #include "llvm/Analysis/ScalarEvolution.h"
 #include "llvm/IR/Dominators.h"
 #include "llvm/IR/PassManagerImpl.h"
+#include <optional>
 
 using namespace llvm;
 
@@ -90,7 +91,7 @@ bool LoopAnalysisManagerFunctionProxy::Result::invalidate(
   // cache and so we walk the preorder list in reverse to form a valid
   // postorder.
   for (Loop *L : reverse(PreOrderLoops)) {
-    Optional<PreservedAnalyses> InnerPA;
+    std::optional<PreservedAnalyses> InnerPA;
 
     // Check to see whether the preserved set needs to be adjusted based on
     // function-level analysis invalidation triggering deferred invalidation