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Imported Upstream version 1.72.0
[platform/upstream/boost.git] / boost / beast / http / impl / write.hpp
diff --git a/boost/beast/http/impl/write.hpp b/boost/beast/http/impl/write.hpp
index 79b0c83..ebf74b2 100644 (file)
--- a/boost/beast/http/impl/write.hpp
+++ b/boost/beast/http/impl/write.hpp
@@ -802,13 +802,13 @@ template<
     class AsyncWriteStream,
     bool isRequest, class Body, class Fields,
     class WriteHandler>
-typename std::enable_if<
-    is_mutable_body_writer<Body>::value,
-    BOOST_BEAST_ASYNC_RESULT2(WriteHandler)>::type
+BOOST_BEAST_ASYNC_RESULT2(WriteHandler)
 async_write(
     AsyncWriteStream& stream,
     message<isRequest, Body, Fields>& msg,
-    WriteHandler&& handler)
+    WriteHandler&& handler,
+    typename std::enable_if<
+        is_mutable_body_writer<Body>::value>::type*)
 {
     static_assert(
         is_async_write_stream<AsyncWriteStream>::value,
@@ -831,13 +831,13 @@ template<
     class AsyncWriteStream,
     bool isRequest, class Body, class Fields,
     class WriteHandler>
-typename std::enable_if<
-    ! is_mutable_body_writer<Body>::value,
-    BOOST_BEAST_ASYNC_RESULT2(WriteHandler)>::type
+BOOST_BEAST_ASYNC_RESULT2(WriteHandler)
 async_write(
     AsyncWriteStream& stream,
     message<isRequest, Body, Fields> const& msg,
-    WriteHandler&& handler)
+    WriteHandler&& handler,
+    typename std::enable_if<
+        ! is_mutable_body_writer<Body>::value>::type*)
 {
     static_assert(
         is_async_write_stream<AsyncWriteStream>::value,
Domain: System / Base;