From a4b5cd8473d65fc1cdb3b440f989c3a355d301d9 Mon Sep 17 00:00:00 2001
From: Richard Hodges <hodges.r@gmail.com>
Date: Thu, 30 Apr 2020 08:27:48 +0200
Subject: [PATCH] Fix c++20 deprecation warning in span_body

resolves #1924
---
 CHANGELOG.md                           | 4 ++++
 include/boost/beast/http/span_body.hpp | 6 ++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0207d36b..11bf9e09 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+* Fix c++20 deprecation warning in span_body
+
+--------------------------------------------------------------------------------
+
 Version 291:
 
 * Test websocket with use_awaitable
diff --git a/include/boost/beast/http/span_body.hpp b/include/boost/beast/http/span_body.hpp
index a0d32f84..72b9ef5d 100644
--- a/include/boost/beast/http/span_body.hpp
+++ b/include/boost/beast/http/span_body.hpp
@@ -36,8 +36,10 @@ template<class T>
 struct span_body
 {
 private:
-    static_assert(std::is_pod<T>::value,
-        "POD requirements not met");
+    static_assert(
+        std::is_trivial<T>::value &&
+        std::is_standard_layout<T>::value,
+            "POD requirements not met");
 
 public:
     /** The type of container used for the body