2010-01-08 Paolo Carlini <paolo.carlini@oracle.com>

	* include/debug/set.h: Protect move assignment operator vs self
	assignment.
	* include/debug/unordered_map: Likewise.
 	* include/debug/multiset.h: Likewise.
 	* include/debug/vector: Likewise.
	* include/debug/unordered_set: Likewise.
	* include/debug/deque: Likewise.
	* include/debug/map.h: Likewise.
	* include/debug/list: Likewise.
	* include/debug/multimap.h: Likewise.
	* include/tr1_impl/unordered_map: Likewise.
	* include/tr1_impl/unordered_set: Likewise.
	* include/profile/set.h: Likewise.
	* include/profile/unordered_map: Likewise.
	* include/profile/multiset.h: Likewise.
	* include/profile/unordered_set: Likewise.
	* include/profile/vector: Likewise.
	* include/profile/deque: Likewise.
	* include/profile/map.h: Likewise.
	* include/profile/list: Likewise.
	* include/profile/multimap.h: Likewise.
	* include/ext/vstring.h: Likewise.
	* include/bits/stl_list.h: Likewise.
	* include/bits/stl_map.h: Likewise.
	* include/bits/stl_set.h: Likewise.
	* include/bits/stl_multimap.h: Likewise.
	* include/bits/stl_vector.h: Likewise.
	* include/bits/stl_deque.h: Likewise.
	* include/bits/stl_multiset.h: Likewise.
	* include/ext/vstring.h: Use clear(). 
	* testsuite/ext/vstring/cons/self_move_assign.cc: New.
	* testsuite/23_containers/unordered_map/cons/self_move_assign.cc:
	Likewise.
	* testsuite/23_containers/multimap/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/set/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/cons/
	self_move_assign.cc: Likewise.
	* testsuite/23_containers/forward_list/cons/self_move_assign.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/cons/self_move_assign.cc:
	Likewise.
 	* testsuite/23_containers/vector/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/deque/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/multiset/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/list/cons/self_move_assign.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/cons/
	self_move_assign.cc: Likewise.
	* testsuite/23_containers/map/cons/self_move_assign.cc: Likewise.

	* testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
	Adjust dg-error line numbers.
 	* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
	Likewise.
 	* testsuite/23_containers/vector/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/vector/requirements/dr438/
	constructor_2_neg.cc: Likewise.
	* testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
	Likewise.
	* testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/deque/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/deque/requirements/dr438/
	constructor_2_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_2_neg.cc: Likewise.

	* testsuite/ext/vstring/moveable.cc: Move to...
	* testsuite/ext/vstring/cons/moveable.cc: ... here.
	* testsuite/23_containers/unordered_map/moveable.cc: Move to...
	* testsuite/23_containers/unordered_map/cons/moveable.cc ... here.
	* testsuite/23_containers/multimap/moveable.cc: Move to...
	* testsuite/23_containers/multimap/cons/moveable.cc: ... here.
	* testsuite/23_containers/set/moveable.cc: Move to...
	* testsuite/23_containers/set/cons/moveable.cc: ... here.
	* testsuite/23_containers/unordered_multimap/moveable.cc: Move to...
	* testsuite/23_containers/unordered_multimap/cons/moveable.cc:
	... here.
	* testsuite/23_containers/forward_list/moveable.cc: Move to...
	* testsuite/23_containers/forward_list/cons/moveable.cc: ... here.
	* testsuite/23_containers/unordered_set/moveable.cc Move to...
	* testsuite/23_containers/unordered_set/moveable.cc: ... here.
	* testsuite/23_containers/vector/cons/moveable.cc Move to...
	* testsuite/23_containers/vector/cons/moveable2.cc: ... this.
	* testsuite/23_containers/deque/cons/moveable.cc Move to...
	* testsuite/23_containers/deque/cons/moveable2.cc: ... this.
	* testsuite/23_containers/multiset/moveable.cc Move to...
	* testsuite/23_containers/multiset/cons/moveable.cc: ... here.
	* testsuite/23_containers/list/moveable.h Move to...
	* testsuite/23_containers/list/cons/moveable.h: ... here.
	* testsuite/23_containers/list/moveable.cc Move to...
	* testsuite/23_containers/list/cons/moveable.cc: ... here.
	* testsuite/23_containers/unordered_multiset/moveable.cc Move to...
	* testsuite/23_containers/unordered_multiset/cons/moveable.cc:
	... here.
	* testsuite/23_containers/map/moveable.cc Move to...
	* testsuite/23_containers/map/cons/moveable.cc: ... here.
	* testsuite/23_containers/vector/moveable.cc: Move to...
	* testsuite/23_containers/vector/cons/moveable.cc: ... here.
	* testsuite/23_containers/deque/moveable.cc: Move to...
	* testsuite/23_containers/deque/cons/moveable.cc: ... here.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155754 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 7 insertions, 4 deletions

diff --git a/libstdc++-v3/include/bits/stl_list.h b/libstdc++-v3/include/bits/stl_list.h
index 51f8a8f931d..b6ce11382ef 100644
--- a/libstdc++-v3/include/bits/stl_list.h
+++ b/libstdc++-v3/include/bits/stl_list.h
@@ -1,6 +1,6 @@
 // List implementation -*- C++ -*-
 
-// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
+// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
 // Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
@@ -606,9 +606,12 @@ _GLIBCXX_BEGIN_NESTED_NAMESPACE(std, _GLIBCXX_STD_D)
       list&
       operator=(list&& __x)
       {
-	// NB: DR 675.
-	this->clear();
-	this->swap(__x); 
+	if (this != &__x)
+	  {
+	    // NB: DR 675.
+	    this->clear();
+	    this->swap(__x);
+	  }
 	return *this;
       }