From 3ea1475757af398a45948ea5181cdc2be2a011db Mon Sep 17 00:00:00 2001
From: Hayodea Hekol <hayodea@protonmail.com>
Date: Sat, 30 May 2026 12:00:30 -0400
Subject: [PATCH] Boost.ASIO: potential fix for top_E shlib segfaults

---
 src/boostAsioLinkageFix.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/boostAsioLinkageFix.cpp

diff --git a/src/boostAsioLinkageFix.cpp b/src/boostAsioLinkageFix.cpp
new file mode 100644
index 0000000..c6f1344
--- /dev/null
+++ b/src/boostAsioLinkageFix.cpp
@@ -0,0 +1,18 @@
+#include <boost/asio/detail/call_stack.hpp>
+#include <boost/asio/detail/thread_context.hpp>
+#include <boost/asio/detail/tss_ptr.hpp>
+
+namespace boost {
+namespace asio {
+namespace detail {
+
+/** Single translation-unit definition for Boost.Asio call_stack TLS.
+ * Other TUs include boostAsioLinkageFix.h first and use extern template.
+ */
+template
+tss_ptr<call_stack<thread_context, thread_info_base>::context>
+call_stack<thread_context, thread_info_base>::top_;
+
+} // namespace detail
+} // namespace asio
+} // namespace boost