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[Bug rtl-optimization/13299] Unsafe treatment of extended givs
- 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: 6 Jan 2005 19:11:10 -0000
- Subject: [Bug rtl-optimization/13299] Unsafe treatment of extended givs
- References: <20031204100951.13299.rsandifo@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-01-06 19:11 -------
Subject: Bug 13299
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rth@gcc.gnu.org 2005-01-06 19:10:57
Modified files:
gcc : ChangeLog loop.c
Added files:
gcc/testsuite/gcc.c-torture/execute: 20030916-1.c
Log message:
PR rtl-opt/13299
* loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
biv_fits_mode_p, extension_within_bounds_p): New functions.
(check_ext_dependent_givs): Use them.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.7048&r2=2.7049
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop.c.diff?cvsroot=gcc&r1=1.520&r2=1.521
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20030916-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13299