From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 62559 invoked by alias); 9 Apr 2015 14:27:43 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 62536 invoked by uid 48); 9 Apr 2015 14:27:39 -0000 From: "john.salmon at deshaw dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/65714] New: shared_ptr::reset(p) blows a static_assertion Date: Thu, 09 Apr 2015 14:27:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Version: 4.9.2 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: john.salmon at deshaw dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-04/txt/msg00690.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D65714 Bug ID: 65714 Summary: shared_ptr::reset(p) blows a static_assertion Product: gcc Version: 4.9.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: john.salmon at deshaw dot com The single-argument form of shared_ptr::reset fails with a static assertion when the pointer type is void. drdws0047$ cat spv.cpp #include #include void foo(){ std::shared_ptr spv( ::malloc(1024), ::free ); spv.reset(::malloc(2048)); // .../shared_ptr_base.h:874:4: error: static assertion failed: incomplete type spv.reset(::malloc(2048), ::free); // looks ok. } drdws0047$ dw -m gcc/4.9.2-30B/bin g++ -std=3Dc++14 spv.cpp In file included from /proj/desrad-c/root/Linux/x86_64/gcc/4.9.2-30B/include/c++/4.9.2/bits/share= d_ptr.h:52:0, from /proj/desrad-c/root/Linux/x86_64/gcc/4.9.2-30B/include/c++/4.9.2/memory:82, from spv.cpp:1: /proj/desrad-c/root/Linux/x86_64/gcc/4.9.2-30B/include/c++/4.9.2/bits/share= d_ptr_base.h: In instantiation of =E2=80=98std::__shared_ptr<_Tp, _Lp>::__shared_ptr(_Tp1= *) [with _Tp1 =3D void; _Tp =3D void; __gnu_cxx::_Lock_policy _Lp =3D (__gnu_cxx::_Lock_policy)2u]=E2=80=99: /proj/desrad-c/root/Linux/x86_64/gcc/4.9.2-30B/include/c++/4.9.2/bits/share= d_ptr_base.h:1023:4: required from =E2=80=98void std::__shared_ptr<_Tp, _Lp>::reset(_Tp1*) [wi= th _Tp1 =3D void; _Tp =3D void; __gnu_cxx::_Lock_policy _Lp =3D (__gnu_cxx::_Lock_polic= y)2u]=E2=80=99 spv.cpp:6:29: required from here /proj/desrad-c/root/Linux/x86_64/gcc/4.9.2-30B/include/c++/4.9.2/bits/share= d_ptr_base.h:874:4: error: static assertion failed: incomplete type static_assert( !is_void<_Tp1>::value, "incomplete type" ); ^ drdws0047$ >>From gcc-bugs-return-483139-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org Thu Apr 09 14:29:11 2015 Return-Path: Delivered-To: listarch-gcc-bugs@gcc.gnu.org Received: (qmail 78204 invoked by alias); 9 Apr 2015 14:29:10 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Delivered-To: mailing list gcc-bugs@gcc.gnu.org Received: (qmail 78012 invoked by uid 48); 9 Apr 2015 14:29:07 -0000 From: "redi at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug libstdc++/31247] std::vector::iterator::value_type is accessible Date: Thu, 09 Apr 2015 14:29:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: libstdc++ X-Bugzilla-Version: 4.3.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: redi at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-04/txt/msg00691.txt.bz2 Content-length: 488 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31247 Jonathan Wakely changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |WONTFIX --- Comment #17 from Jonathan Wakely --- Noone is convinced this would be a positive change, let's close it.