From 7d75dc6b474c33c8b20407aa37a33932cbf35620 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 25 Apr 2016 11:04:31 +0200
Subject: Add required argument to std::out_of_range

---
 butl/vector-view | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/butl/vector-view b/butl/vector-view
index fdff783..16cb1d1 100644
--- a/butl/vector-view
+++ b/butl/vector-view
@@ -81,11 +81,16 @@ namespace butl
     // element access:
     //
     reference  operator[](size_type n) const {return data_[n];}
-    reference  at(size_type n) const {
-      if (n >= size_) throw std::out_of_range (); return data_[n];}
     reference  front() const {return data_[0];}
     reference  back() const {return data_[size_ - 1];}
 
+    reference  at(size_type n) const
+    {
+      if (n >= size_)
+        throw std::out_of_range ("index out of range");
+      return data_[n];
+    }
+
     // data access:
     //
     T* data() const {return data_;}
-- 
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