From b494a2917782af04397132898026b48a60ab236d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ricardo=20Gonz=C3=A1lez?= <ricardo@richiware.dev>
Date: Tue, 5 May 2026 12:20:11 +0200
Subject: [PATCH] Fix -Werror=maybe-uninitialized with GCC 12 for ARM64 (#307)

(cherry picked from commit 9e74964fe0e10863ca10f4e2f3f9ffa1cfa219df)
---
 include/fastcdr/xcdr/optional.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/include/fastcdr/xcdr/optional.hpp b/include/fastcdr/xcdr/optional.hpp
index 4f353ad6..f96a9506 100644
--- a/include/fastcdr/xcdr/optional.hpp
+++ b/include/fastcdr/xcdr/optional.hpp
@@ -207,6 +207,10 @@ class optional
     //! Assigns content from an optional.
     optional& operator =(
             const optional& opt)
+#if defined(__GNUC__) && __GNUC__ == 12
+    __attribute__(
+            (noinline))
+#endif // if defined(__GNUC__) && __GNUC__ == 12
     {
         reset();
         storage_.engaged_ = opt.storage_.engaged_;
@@ -304,7 +308,7 @@ class optional
      *
      * @return The contained value.
      */
-    T&& operator *() && noexcept
+    T && operator *() && noexcept
     {
         return std::move(storage_.val_);
     }
@@ -316,7 +320,7 @@ class optional
      *
      * @return The contained value.
      */
-    const T&& operator *() const&& noexcept
+    const T && operator*() const && noexcept
     {
         return std::move(storage_.val_);
     }