From bed423fa25a8c0146f8823c5a9dbd7a2df84cba8 Mon Sep 17 00:00:00 2001
From: Dmitry Arkhipov <grisumbras@yandex.ru>
Date: Tue, 24 Feb 2026 20:12:50 +0300
Subject: [PATCH] fix false positive warning on GCC 14

---
 include/boost/variant2/variant.hpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/boost/variant2/variant.hpp b/include/boost/variant2/variant.hpp
index 26b5dac..c42429f 100644
--- a/include/boost/variant2/variant.hpp
+++ b/include/boost/variant2/variant.hpp
@@ -752,9 +752,17 @@ template<class T1, class... T> union variant_storage_impl<mp11::mp_true, T1, T..
     T1 first_;
     variant_storage<T...> rest_;
 
+#if defined(BOOST_GCC) && (__GNUC__ >= 14)
+# pragma GCC diagnostic push
+// False positive in at least GCC 14 with -O3 (via result<T>)
+# pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+#endif
     template<class... A> constexpr variant_storage_impl( mp11::mp_size_t<0>, A&&... a ): first_( std::forward<A>(a)... )
     {
     }
+#if defined(BOOST_GCC) && (__GNUC__ >= 14)
+# pragma GCC diagnostic pop
+#endif
 
     template<std::size_t I, class... A> constexpr variant_storage_impl( mp11::mp_size_t<I>, A&&... a ): rest_( mp11::mp_size_t<I-1>(), std::forward<A>(a)... )
     {