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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++/58839] [4.8/4.9 Regression] dereferencing void* in shared_ptr(unique_ptr&& u) constructor
Date: Tue, 29 Oct 2013 21:33:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58839

--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Tue Oct 29 21:33:29 2013
New Revision: 204184

URL: http://gcc.gnu.org/viewcvs?rev=204184&root=gcc&view=rev
Log:
    PR libstdc++/58839
    * include/bits/shared_ptr_base.h
    (__shared_ptr<T>::__shared_ptr(unique_ptr<U,D>&&)): Only use addressof
    when unique_ptr<U,D>::pointer is not a built-in pointer type.
    * testsuite/20_util/shared_ptr/cons/58839.cc: New.
    * testsuite/20_util/enable_shared_from_this/members/assign.cc: New.
    * testsuite/20_util/enable_shared_from_this/members/unique_ptr.cc: New.

Added:
    trunk/libstdc++-v3/testsuite/20_util/enable_shared_from_this/members/
   
trunk/libstdc++-v3/testsuite/20_util/enable_shared_from_this/members/assign.cc
   
trunk/libstdc++-v3/testsuite/20_util/enable_shared_from_this/members/unique_ptr.cc
    trunk/libstdc++-v3/testsuite/20_util/shared_ptr/cons/58839.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/bits/shared_ptr_base.h