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[Bug middle-end/22275] [3.4/4.0/4.2 Regression] bitfield layout change
- From: "matz at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Feb 2006 12:19:55 -0000
- Subject: [Bug middle-end/22275] [3.4/4.0/4.2 Regression] bitfield layout change
- References: <bug-22275-3760@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #52 from matz at gcc dot gnu dot org 2006-02-15 12:19 -------
Subject: Bug 22275
Author: matz
Date: Wed Feb 15 12:19:49 2006
New Revision: 111109
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=111109
Log:
PR middle-end/22275
* stor-layout.c (layout_decl): Zero-width bitfields aren't
influenced by maximum_field_alignment or DECL_PACKED.
(update_alignment_for_field): Ditto.
(place_field): Ditto.
* doc/extend.texi (<#pragma pack>, <Type Attributes>): Document
this behaviour.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/doc/extend.texi
trunk/gcc/stor-layout.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22275