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[Bug middle-end/16790] [3.3/3.4/3.5 regression] Integer down cast ignored in larger expression
- 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: 3 Aug 2004 21:24:38 -0000
- Subject: [Bug middle-end/16790] [3.3/3.4/3.5 regression] Integer down cast ignored in larger expression
- References: <20040727223545.16790.andyb@mathworks.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-08-03 21:24 -------
Subject: Bug 16790
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: sayle@gcc.gnu.org 2004-08-03 21:24:32
Modified files:
gcc : ChangeLog fold-const.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: pr16790-1.c
Log message:
PR middle-end/16790
* fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
truncations, not just global truncations.
* gcc.c-torture/execute/pr16790-1.c: New test case.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.4785&r2=2.4786
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.432&r2=1.433
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4090&r2=1.4091
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/pr16790-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16790