From 3ed3a331c6813ef0104670f72a406d4f4d3d8b68 Mon Sep 17 00:00:00 2001
From: Peter Klausler <pklausler@nvidia.com>
Date: Mon, 14 Jul 2025 14:06:24 -0700
Subject: [PATCH] [flang][runtime] Fix bad instance of std::optional in runtime

The runtime needs to use common::optional, not std::optional.
---
 flang-rt/include/flang-rt/runtime/work-queue.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flang-rt/include/flang-rt/runtime/work-queue.h b/flang-rt/include/flang-rt/runtime/work-queue.h
index 5b866cde08a3c..7d7f8ad991a57 100644
--- a/flang-rt/include/flang-rt/runtime/work-queue.h
+++ b/flang-rt/include/flang-rt/runtime/work-queue.h
@@ -307,7 +307,7 @@ class DestroyTicket : public ImmediateTicketRunner<DestroyTicket>,
 
 private:
   bool finalize_{false};
-  std::optional<SubscriptValue> fixedStride_;
+  common::optional<SubscriptValue> fixedStride_;
 };
 
 // Implements general intrinsic assignment