From ca01daa79500d6578627d123c21b6bb46810c4f2 Mon Sep 17 00:00:00 2001
From: Marek Kurdej <marek@quasardb.net>
Date: Fri, 15 Jan 2016 17:44:48 +0100
Subject: [PATCH] Disallow integral types which are already handled by variadic
 ctor.

---
 include/span.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/span.h b/include/span.h
index 6ecad64..e922eac 100644
--- a/include/span.h
+++ b/include/span.h
@@ -127,7 +127,8 @@ public:
 
     template <typename ValueType,
               typename = std::enable_if_t<(Rank == 1) &&
-                                          std::is_convertible<ValueType, value_type>::value>>
+                                          std::is_convertible<ValueType, value_type>::value &&
+                                          !std::is_integral<ValueType>::value>>
     constexpr index(ValueType value) noexcept
     {
         elems[0] = value;