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[Bug middle-end/36691] [4.2/4.3/4.4 Regression] wrong value left in induction variable
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Aug 2008 18:30:30 -0000
- Subject: [Bug middle-end/36691] [4.2/4.3/4.4 Regression] wrong value left in induction variable
- References: <bug-36691-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from rguenth at gcc dot gnu dot org 2008-08-04 18:30 -------
Subject: Bug 36691
Author: rguenth
Date: Mon Aug 4 18:29:08 2008
New Revision: 138645
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=138645
Log:
2008-08-04 Richard Guenther <rguenther@suse.de>
PR middle-end/36691
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
check for no_overflow.
* gcc.c-torture/execute/pr36691.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr36691.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-niter.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36691