From 40c4fbc5edb33fce86c299fa0a28394ab4a7bc6d Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Fri, 1 Sep 2017 14:17:03 +1000
Subject: [PATCH] introspection: add forgotten required header

---
 introspection.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/introspection.hpp b/introspection.hpp
index 4aeab3f6..c4474fdc 100644
--- a/introspection.hpp
+++ b/introspection.hpp
@@ -23,10 +23,11 @@
 #include <array>
 #include <cstddef>
 #include <cstdint>
+#include <experimental/filesystem>
+#include <ostream>
 #include <string>
 #include <tuple>
 #include <utility>
-#include <experimental/filesystem>
 
 
 namespace util {