------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-15
00:18 -------
Subject: Bug 18431
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: [EMAIL PROTECTED] 2004-11-15 00:18:37
Modified files:
gcc : ChangeLog fold-const.c tree-ssa-loop-niter.c
tree.c tree.h
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: 20041114-1.c
Log message:
PR tree-optimization/18431
* fold-const.c (associate_trees): Do not produce x + 0.
(fold_widened_comparison, fold_sign_changed_comparison): New functions.
(fold): Use them.
* tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
Moved ...
* tree.c (upper_bound_in_type, lower_bound_in_type): Here.
* tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
* testsuite/gcc.c-torture/execute/20041114-1.c: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6340&r2=2.6341
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.473&r2=1.474
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-niter.c.diff?cvsroot=gcc&r1=2.15&r2=2.16
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.c.diff?cvsroot=gcc&r1=1.447&r2=1.448
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&r1=1.654&r2=1.655
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4602&r2=1.4603
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20041114-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18431
