From 8bc1e047da30b54056a541f38304beabcb1048e5 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Tue, 28 Mar 2023 10:01:08 -0700
Subject: [PATCH] Add #include <exception> for std::exception_ptr

Without the patch the file fails to compile with latest libc++
(https://reviews.llvm.org/D146097).
---
 gloo/transport/tcp/unbound_buffer.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gloo/transport/tcp/unbound_buffer.h b/gloo/transport/tcp/unbound_buffer.h
index e4ad92c63..b0ac0ac20 100644
--- a/gloo/transport/tcp/unbound_buffer.h
+++ b/gloo/transport/tcp/unbound_buffer.h
@@ -12,6 +12,7 @@
 #include "gloo/transport/unbound_buffer.h"
 
 #include <condition_variable>
+#include <exception>
 #include <memory>
 #include <mutex>