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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/111087] -Wnonnull issued for std::array of zero size when under C++20
Date: Mon, 21 Aug 2023 07:54:43 +0000 [thread overview]
Message-ID: <bug-111087-4-G0YG71el35@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-111087-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111087
--- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Adam Badura from comment #7)
> So, the cases I described here _is_ a false-positive, however, an expected
> one. Do I understand this correctly?
> It _does not_ generate the warning. So, what prevents generating the warning
> here? How do I formulate the code to avoid the warning?
This does though:
bool foo()
{
const auto a = (class1*)nullptr;
return a != nullptr && a->method1();
}
next prev parent reply other threads:[~2023-08-21 7:54 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-21 6:29 [Bug c++/111087] New: " adam.f.badura at gmail dot com
2023-08-21 6:33 ` [Bug c++/111087] " pinskia at gcc dot gnu.org
2023-08-21 6:53 ` adam.f.badura at gmail dot com
2023-08-21 7:26 ` pinskia at gcc dot gnu.org
2023-08-21 7:27 ` pinskia at gcc dot gnu.org
2023-08-21 7:31 ` adam.f.badura at gmail dot com
2023-08-21 7:39 ` pinskia at gcc dot gnu.org
2023-08-21 7:47 ` adam.f.badura at gmail dot com
2023-08-21 7:54 ` pinskia at gcc dot gnu.org [this message]
2023-08-21 8:03 ` adam.f.badura at gmail dot com
2023-08-21 10:31 ` redi at gcc dot gnu.org
2023-08-21 10:36 ` redi at gcc dot gnu.org
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