From b2a6d4ebabae9e241ad6e5db2f6bf9abdf0a7d85 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Thu, 30 Nov 2017 11:27:00 -0800
Subject: [PATCH] ircd: Add #ifdef around experimental string_view for
 non-c++17.

---
 include/ircd/stdinc.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/ircd/stdinc.h b/include/ircd/stdinc.h
index 906e61559..892d28ce2 100644
--- a/include/ircd/stdinc.h
+++ b/include/ircd/stdinc.h
@@ -135,10 +135,12 @@ extern "C" {
 #define AFGP(a, b)      __attribute__((format(gnu_printf, a, b)))
 
 // Experimental std::string_view
+#if __cplusplus <= 201703 //TODO: refine
 namespace std
 {
 	using experimental::string_view;
 }
+#endif
 
 ///////////////////////////////////////////////////////////////////////////////
 //