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[Bug optimization/12926] [3.3 regression] Wrong value after assignment in initialize list using bit-fields
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 13 Nov 2003 09:48:47 -0000
- Subject: [Bug optimization/12926] [3.3 regression] Wrong value after assignment in initialize list using bit-fields
- References: <20031106152139.12926.bjoern.seebeck@gmx.de>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2003-11-13 09:48 -------
Subject: Bug 12926
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: ebotcazou@gcc.gnu.org 2003-11-13 09:48:37
Modified files:
gcc : ChangeLog expr.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/g++.dg/opt: const3.C
Log message:
PR optimization/12926
* expr.c (expand_assignment) [COMPONENT_REF]: Don't put
the UNCHANGING_RTX_P flag on memory references to read-only
components that are not addressable.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.1732&r2=2.1733
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/expr.c.diff?cvsroot=gcc&r1=1.598&r2=1.599
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.3188&r2=1.3189
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/const3.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12926