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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++/101243] Coroutine lambda capture is destroyed twice
Date: Thu, 26 Aug 2021 23:14:05 +0000	[thread overview]
Message-ID: <bug-101243-4-Lz8FbnL55B@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-101243-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101243

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
For the attachment in comment 3 trunk now says:

In file included from /home/jwakely/gcc/12/include/c++/12.0.0/functional:59,
                 from /tmp/pr-1.cc:2:
/home/jwakely/gcc/12/include/c++/12.0.0/bits/std_function.h: In instantiation
of 'std::function<_Res(_ArgTypes ...)>::function(_Functor&&) [with _Functor =
f(f()::_Z1fv.frame*)::<lambda()>; <template-parameter-2-2> = void; _Res = void;
_ArgTypes = {}]':
/tmp/pr-1.cc:71:13:   required from here
/home/jwakely/gcc/12/include/c++/12.0.0/bits/std_function.h:442:69: error:
static assertion failed: std::function target must be copy-constructible
  442 |          
static_assert(is_copy_constructible<__decay_t<_Functor>>::value,
      |                                                                    
^~~~~
/home/jwakely/gcc/12/include/c++/12.0.0/bits/std_function.h:442:69: note:
'std::integral_constant<bool, false>::value' evaluates to false

  parent reply	other threads:[~2021-08-26 23:14 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-28 13:37 [Bug c++/101243] New: " victor.burckel at gmail dot com
2021-06-28 13:37 ` [Bug c++/101243] " victor.burckel at gmail dot com
2021-06-28 18:57 ` iains at gcc dot gnu.org
2021-08-26 11:39 ` nathan at gcc dot gnu.org
2021-08-26 11:49 ` redi at gcc dot gnu.org
2021-08-26 23:14 ` redi at gcc dot gnu.org [this message]
2021-10-01 20:37 ` iains at gcc dot gnu.org

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