diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index c2ed337f37d..ab082d2503c 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2014-10-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/regex.h (regex_token_iterator::_M_end_of_seq): Add
+	const qualifier.
+
 2014-10-07  François Dumont  <fdumont@gcc.gnu.org>
 
 	* testsuite/util/testsuite_counter_type.h
diff --git a/libstdc++-v3/include/bits/regex.h b/libstdc++-v3/include/bits/regex.h
index 4ec20d74901..4244f2e5419 100644
--- a/libstdc++-v3/include/bits/regex.h
+++ b/libstdc++-v3/include/bits/regex.h
@@ -2689,7 +2689,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       }
 
       constexpr bool
-      _M_end_of_seq()
+      _M_end_of_seq() const
       { return _M_result == nullptr; }
 
       _Position         _M_position;