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[Bug tree-optimization/20657] [tcb] VRP does not get rid of a redundant "if" statement.
- 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: 14 Apr 2005 13:36:46 -0000
- Subject: [Bug tree-optimization/20657] [tcb] VRP does not get rid of a redundant "if" statement.
- References: <20050327194117.20657.kazu@cs.umass.edu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-04-14 13:36 -------
Subject: Bug 20657
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: kazu@gcc.gnu.org 2005-04-14 13:34:59
Modified files:
gcc : ChangeLog tree-vrp.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg/tree-ssa: pr20657.c
Log message:
gcc/
PR tree-optimization/20657
* tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
create an appropriate range from it.
testsuite/
PR tree-optimization/20657
* gcc.dg/tree-ssa/pr20657.c: New.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8286&r2=2.8287
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-vrp.c.diff?cvsroot=gcc&r1=2.6&r2=2.7
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5346&r2=1.5347
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/pr20657.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20657