Index: ChangeLog
===================================================================
--- ChangeLog	(revision 246076)
+++ ChangeLog	(working copy)
@@ -1,3 +1,13 @@
+2017-03-12  Daniel Kruegler  <daniel.kruegler@gmail.com>
+    
+    Implement LWG 2686, Why is std::hash specialized for error_code, 
+    but not error_condition?
+    * include/std/system_error (hash<error_condition>): Define.
+    * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>):
+    Instantiate test for error_condition.
+    * testsuite/20_util/hash/requirements/explicit_instantiation.cc
+     (hash<error_condition>): Instantiate hash<error_condition>.
+    
 2017-03-12  Ville Voutilainen  <ville.voutilainen@gmail.com>
 
 	Implement LWG 2934, optional<const T> doesn't compare with T.