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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/115346] [15] Volatile load elimination with packed struct bitfields
Date: Tue, 04 Jun 2024 17:36:02 +0000 [thread overview]
Message-ID: <bug-115346-4-JJbHqbzXk2@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-115346-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115346
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #2)
> Note this is not even emitted at -O0, the gimplifier removes it for some
> reason ...
Oh see PR 99258 for analysis of the gimplifier (I think). with `#pragma
pack(1)`, the struct becomes BLKmode.
next prev parent reply other threads:[~2024-06-04 17:36 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-04 17:11 [Bug middle-end/115346] New: [15] Volatile load elimination with packed struct bitfields at -O2 patrick at rivosinc dot com
2024-06-04 17:24 ` [Bug middle-end/115346] [15] Volatile load elimination with packed struct bitfields pinskia at gcc dot gnu.org
2024-06-04 17:30 ` pinskia at gcc dot gnu.org
2024-06-04 17:36 ` pinskia at gcc dot gnu.org [this message]
2024-06-05 7:01 ` rguenth at gcc dot gnu.org
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