From 8009a703c20055ab35ea9ad3b5c016183ca9ed43 Mon Sep 17 00:00:00 2001
From: tjs137 <52084977+tjs137@users.noreply.github.com>
Date: Sat, 24 Oct 2020 19:44:06 -0400
Subject: [PATCH] use `narrow_cast`

---
 include/gsl/span | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/gsl/span b/include/gsl/span
index 2133baa..1013a24 100644
--- a/include/gsl/span
+++ b/include/gsl/span
@@ -61,7 +61,7 @@ namespace gsl
 {
 
 // [views.constants], constants
-constexpr const std::size_t dynamic_extent = static_cast<std::size_t>(-1);
+constexpr const std::size_t dynamic_extent = narrow_cast<std::size_t>(-1);
 
 template <class ElementType, std::size_t Extent = dynamic_extent>
 class span;