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[Bug c/12818] [3.4/3.5 Regression] -fwritable strings triggers bad code generation
- 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: 30 Jan 2004 14:16:59 -0000
- Subject: [Bug c/12818] [3.4/3.5 Regression] -fwritable strings triggers bad code generation
- References: <20031028221041.12818.fnf@ninemoons.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-01-30 14:16 -------
Subject: Bug 12818
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: ebotcazou@gcc.gnu.org 2004-01-30 14:16:44
Modified files:
gcc : ChangeLog varasm.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: fwritable-strings-1.c
Log message:
PR c/12818
* varasm.c (const_hash_1) <STRING_CST>: Use the
address to compute the hash value if flag_writable_strings.
(compare_constant) <STRING_CST>: Compare the addresses
if flag_writable_strings.
(build_constant_desc): Do not copy the expression for a
STRING_CST if flag_writable_strings.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.2561&r2=2.2562
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/varasm.c.diff?cvsroot=gcc&r1=1.405&r2=1.406
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.3442&r2=1.3443
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/fwritable-strings-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12818