From 95d0f65ec23654690ced7f24aa5cc2bb4e3a78a8 Mon Sep 17 00:00:00 2001
From: Richard Thomson <legalize@xmission.com>
Date: Wed, 8 Nov 2017 14:40:13 -0700
Subject: [PATCH] Include <type_traits> in <gsl/string_span>

Fixes #583
---
 include/gsl/string_span | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/gsl/string_span b/include/gsl/string_span
index 33e096a..f2fbe83 100644
--- a/include/gsl/string_span
+++ b/include/gsl/string_span
@@ -26,6 +26,7 @@
 #include <cstdint>
 #include <cstring>
 #include <string>
+#include <type_traits>
 
 #ifdef _MSC_VER
 #pragma warning(push)