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* [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable
@ 2015-03-02 15:52 redi at gcc dot gnu.org
  2015-03-02 17:51 ` [Bug libstdc++/65279] " redi at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-02 15:52 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

            Bug ID: 65279
           Summary: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor
                    is not assignable
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Keywords: rejects-valid
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org

#include <memory>
#include <scoped_allocator>
#include <vector>

int main()
{
  std::vector<int, std::scoped_allocator_adaptor<std::allocator<int>>> v, w;
  w = std::move(v);
}

This compiles OK (using -std=c++11) with 4.7 but not 4.8 or later:

In file included from
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/ext/alloc_traits.h:36:0,
                 from
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/stl_construct.h:61,
                 from /home/jwakely/gcc/4.8.0/include/c++/4.8.0/memory:64,
                 from saa.cc:1:
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/alloc_traits.h: In instantiation
of ‘void std::__do_alloc_on_move(_Alloc&, _Alloc&, std::true_type) [with _Alloc
= std::scoped_allocator_adaptor<std::allocator<int> >; std::true_type =
std::integral_constant<bool, true>]’:
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/alloc_traits.h:490:49:  
required from ‘void std::__alloc_on_move(_Alloc&, _Alloc&) [with _Alloc =
std::scoped_allocator_adaptor<std::allocator<int> >]’
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/stl_vector.h:1364:36:   required
from ‘void std::vector<_Tp, _Alloc>::_M_move_assign(std::vector<_Tp, _Alloc>&&,
std::true_type) [with _Tp = int; _Alloc =
std::scoped_allocator_adaptor<std::allocator<int> >; std::true_type =
std::integral_constant<bool, true>]’
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/stl_vector.h:445:65:   required
from ‘std::vector<_Tp, _Alloc>& std::vector<_Tp,
_Alloc>::operator=(std::vector<_Tp, _Alloc>&&) [with _Tp = int; _Alloc =
std::scoped_allocator_adaptor<std::allocator<int> >]’
saa.cc:8:5:   required from here
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/bits/alloc_traits.h:479:13: error:
use of deleted function ‘std::scoped_allocator_adaptor<std::allocator<int> >&
std::scoped_allocator_adaptor<std::allocator<int> >::operator=(const
std::scoped_allocator_adaptor<std::allocator<int> >&)’
     { __one = std::move(__two); }
             ^
In file included from saa.cc:2:0:
/home/jwakely/gcc/4.8.0/include/c++/4.8.0/scoped_allocator:176:11: note:
‘std::scoped_allocator_adaptor<std::allocator<int> >&
std::scoped_allocator_adaptor<std::allocator<int> >::operator=(const
std::scoped_allocator_adaptor<std::allocator<int> >&)’ is implicitly declared
as deleted because ‘std::scoped_allocator_adaptor<std::allocator<int> >’
declares a move constructor or move assignment operator
     class scoped_allocator_adaptor
           ^
>From gcc-bugs-return-479005-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Mon Mar 02 15:53:52 2015
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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libstdc++/65279] [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable
Date: Mon, 02 Mar 2015 15:53:00 -0000
X-Bugzilla-Reason: CC
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X-Bugzilla-Version: 5.0
X-Bugzilla-Keywords: rejects-valid
X-Bugzilla-Severity: normal
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https://gcc.gnu.org/bugzilla/show_bug.cgi?ide279

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2015-03-02
      Known to work|                            |4.7.4
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
   Target Milestone|---                         |4.8.5
     Ever confirmed|0                           |1
      Known to fail|                            |4.8.3, 4.9.1, 5.0


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug libstdc++/65279] [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable
  2015-03-02 15:52 [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable redi at gcc dot gnu.org
@ 2015-03-02 17:51 ` redi at gcc dot gnu.org
  2015-03-02 17:59 ` [Bug libstdc++/65279] [4.8/4.9 " redi at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-02 17:51 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Mon Mar  2 17:50:55 2015
New Revision: 221119

URL: https://gcc.gnu.org/viewcvs?rev=221119&root=gcc&view=rev
Log:
    PR libstdc++/65279
    * include/std/scoped_allocator (__inner_type_impl,
    scoped_allocator_adaptor): Add defaulted copy assignment and move
    assignment operators.
    * testsuite/20_util/scoped_allocator/65279.cc: New.

Added:
    trunk/libstdc++-v3/testsuite/20_util/scoped_allocator/65279.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/scoped_allocator


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug libstdc++/65279] [4.8/4.9 Regression] std::scoped_allocator_adaptor is not assignable
  2015-03-02 15:52 [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable redi at gcc dot gnu.org
  2015-03-02 17:51 ` [Bug libstdc++/65279] " redi at gcc dot gnu.org
@ 2015-03-02 17:59 ` redi at gcc dot gnu.org
  2015-03-25 20:08 ` redi at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-02 17:59 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|                            |5.0
            Summary|[4.8/4.9/5 Regression]      |[4.8/4.9 Regression]
                   |std::scoped_allocator_adapt |std::scoped_allocator_adapt
                   |or is not assignable        |or is not assignable
      Known to fail|5.0                         |

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed on trunk so far.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug libstdc++/65279] [4.8/4.9 Regression] std::scoped_allocator_adaptor is not assignable
  2015-03-02 15:52 [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable redi at gcc dot gnu.org
  2015-03-02 17:51 ` [Bug libstdc++/65279] " redi at gcc dot gnu.org
  2015-03-02 17:59 ` [Bug libstdc++/65279] [4.8/4.9 " redi at gcc dot gnu.org
@ 2015-03-25 20:08 ` redi at gcc dot gnu.org
  2015-03-25 23:37 ` redi at gcc dot gnu.org
  2015-03-25 23:38 ` redi at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-25 20:08 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Mar 25 19:35:45 2015
New Revision: 221670

URL: https://gcc.gnu.org/viewcvs?rev=221670&root=gcc&view=rev
Log:
    PR libstdc++/65279
    * include/std/scoped_allocator (__inner_type_impl,
    scoped_allocator_adaptor): Add defaulted copy assignment and move
    assignment operators.
    * testsuite/20_util/scoped_allocator/65279.cc: New.

Added:
   
branches/gcc-4_8-branch/libstdc++-v3/testsuite/20_util/scoped_allocator/65279.cc
Modified:
    branches/gcc-4_8-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_8-branch/libstdc++-v3/include/std/scoped_allocator


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug libstdc++/65279] [4.8/4.9 Regression] std::scoped_allocator_adaptor is not assignable
  2015-03-02 15:52 [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable redi at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2015-03-25 20:08 ` redi at gcc dot gnu.org
@ 2015-03-25 23:37 ` redi at gcc dot gnu.org
  2015-03-25 23:38 ` redi at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-25 23:37 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Mar 25 22:58:55 2015
New Revision: 221676

URL: https://gcc.gnu.org/viewcvs?rev=221676&root=gcc&view=rev
Log:
    PR libstdc++/65279
    * include/std/scoped_allocator (__inner_type_impl,
    scoped_allocator_adaptor): Add defaulted copy assignment and move
    assignment operators.
    * testsuite/20_util/scoped_allocator/65279.cc: New.

Added:
   
branches/gcc-4_9-branch/libstdc++-v3/testsuite/20_util/scoped_allocator/65279.cc
Modified:
    branches/gcc-4_9-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_9-branch/libstdc++-v3/include/std/scoped_allocator


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug libstdc++/65279] [4.8/4.9 Regression] std::scoped_allocator_adaptor is not assignable
  2015-03-02 15:52 [Bug libstdc++/65279] New: [4.8/4.9/5 Regression] std::scoped_allocator_adaptor is not assignable redi at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2015-03-25 23:37 ` redi at gcc dot gnu.org
@ 2015-03-25 23:38 ` redi at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: redi at gcc dot gnu.org @ 2015-03-25 23:38 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65279

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Fixed for 4.8.5, 4.9.3 and 5.1


^ permalink raw reply	[flat|nested] 6+ messages in thread

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