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From: "xry111 at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/110282] Segmentation fault with specific optimizations
Date: Fri, 30 Jun 2023 09:30:03 +0000 [thread overview]
Message-ID: <bug-110282-4-8dOCDN9pOk@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-110282-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110282
--- Comment #7 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
(In reply to CTC from comment #6)
> Another related and smaller reproducer:
>
> # cat tmp.i
> main() {
> int *a = 0;
> int b = *a;
> }
No, this is an undefined behavior and the compiler is allowed to generate code
to crash.
prev parent reply other threads:[~2023-06-30 9:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-16 11:01 [Bug c/110282] New: " 19373742 at buaa dot edu.cn
2023-06-16 11:02 ` [Bug c/110282] " 19373742 at buaa dot edu.cn
2023-06-17 6:52 ` [Bug middle-end/110282] " xry111 at gcc dot gnu.org
2023-06-19 6:43 ` rguenth at gcc dot gnu.org
2023-06-19 10:05 ` 19373742 at buaa dot edu.cn
2023-06-19 21:57 ` pinskia at gcc dot gnu.org
2023-06-30 9:25 ` 19373742 at buaa dot edu.cn
2023-06-30 9:30 ` xry111 at gcc dot gnu.org [this message]
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