From 745b0664c23dde2cadca92f28fceca8e66b6b2aa Mon Sep 17 00:00:00 2001
From: kuzkry <18310463+kuzkry@users.noreply.github.com>
Date: Thu, 30 Jan 2020 20:23:29 +0100
Subject: [PATCH] clarify that GSL semi-specification of some types does not
 reflect actual support of them (#1516)

---
 CppCoreGuidelines.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index fd5ca90..398ea15 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -20692,6 +20692,9 @@ Where desirable, they can be "instrumented" with additional functionality (e.g.,
 These Guidelines assume a `variant` type, but this is not currently in GSL.
 Eventually, use [the one voted into C++17](http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0088r3.html).
 
+Some of the types listed below may not be supported in the library you use due to technical reasons such as limitations in the current versions of C++.
+Therefore, please consult your GSL documentation to find out more.
+
 Summary of GSL components:
 
 * [GSL.view: Views](#SS-views)