Index: ChangeLog
===================================================================
--- ChangeLog	(revision 236335)
+++ ChangeLog	(working copy)
@@ -1,3 +1,44 @@
+2016-05-17  Daniel Kruegler  <daniel.kruegler@gmail.com>
+
+    Provide swappable traits (p0185r1)
+    * include/std/type_traits (is_swappable, is_nothrow_swappable,
+      is_swappable_with, is_nothrow_swappable_with, is_swappable_v, 
+      is_nothrow_swappable_v, is_swappable_with_v, 
+      is_nothrow_swappable_with_v): New.
+    * include/bits/stl_pair.h,
+      include/bits/stl_queue.h,
+      include/bits/stl_stack.h,
+      include/bits/unique_ptr.h,
+      include/std/tuple: Use it as of p0185r1.
+    * include/std/array: Use it and fix zero-size member swap
+    * include/bits/hashtable.h: Use __and_
+    * testsuite/20_util/is_nothrow_swappable/requirements/
+      explicit_instantiation.cc,
+      testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc,
+      testsuite/20_util/is_nothrow_swappable/value.cc,
+      testsuite/20_util/is_swappable/requirements/explicit_instantiation.cc,
+      testsuite/20_util/is_swappable/requirements/typedefs.cc,
+      testsuite/20_util/is_swappable/value.cc: Change test options to 
+      std=gnu++17.
+    * testsuite/20_util/is_nothrow_swappable/requirements/
+      explicit_instantiation_ext.cc,
+      testsuite/20_util/is_nothrow_swappable/requirements/typedefs_ext.cc,
+      testsuite/20_util/is_nothrow_swappable/value.h,
+      testsuite/20_util/is_nothrow_swappable/value_ext.cc,
+      testsuite/20_util/is_nothrow_swappable_with/requirements/
+      explicit_instantiation.cc,
+      testsuite/20_util/is_nothrow_swappable_with/requirements/typedefs.cc,
+      testsuite/20_util/is_nothrow_swappable_with/value.cc,
+      testsuite/20_util/is_swappable/requirements/
+      explicit_instantiation_ext.cc,
+      testsuite/20_util/is_swappable/requirements/typedefs_ext.cc,
+      testsuite/20_util/is_swappable/value.h,
+      testsuite/20_util/is_swappable/value_ext.cc,
+      testsuite/20_util/is_swappable_with/requirements/
+      explicit_instantiation.cc,
+      testsuite/20_util/is_swappable_with/requirements/typedefs.cc,
+      testsuite/20_util/is_swappable_with/value.cc: New.
+
 2016-05-13  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/71073