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From: "redi at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/53954] [C++11] Undefined reference to non-odr-used static const member variable of variadic class template in DSO with -flto and -Wl,--export-dynamic
Date: Mon, 16 Jul 2012 20:55:00 -0000 [thread overview]
Message-ID: <bug-53954-4-6NYr3JsebN@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-53954-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53954
--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-07-16 20:55:02 UTC ---
(In reply to comment #0)
> Note also that the above reproducer originally comes from a likely C++ code
> using `std::vector' and `-std=c++11' option, like the following;
>
> /////////////////////
> #include <vector>
>
> void f()
> {
> std::vector<int> v;
> v.push_back(0);
> }
> /////////////////////
>
> When a DSO is created from this code with `-std=c++11', `-lfto' and
> `-Wl,--export-dynamic' options, it requires the definition of
> `std::allocator_traits<std::allocator<int> >::__construct_helper<int,
> int>::value'.
I have no view on whether this PR is valid or not, but the std::vector failure
is fixed for 4.7.2
next prev parent reply other threads:[~2012-07-16 20:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 14:20 [Bug c++/53954] New: " ai.azuma at gmail dot com
2012-07-16 9:50 ` [Bug c++/53954] " rguenth at gcc dot gnu.org
2012-07-16 9:54 ` redi at gcc dot gnu.org
2012-07-16 9:59 ` redi at gcc dot gnu.org
2012-07-16 20:55 ` redi at gcc dot gnu.org [this message]
2012-07-19 3:12 ` ai.azuma at gmail dot com
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