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[Bug middle-end/42512] [4.5 Regression] integer wrong code bug with loop
- 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: 9 Jan 2010 12:04:34 -0000
- Subject: [Bug middle-end/42512] [4.5 Regression] integer wrong code bug with loop
- References: <bug-42512-12544@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #12 from rguenth at gcc dot gnu dot org 2010-01-09 12:04 -------
Subject: Bug 42512
Author: rguenth
Date: Sat Jan 9 12:04:17 2010
New Revision: 155757
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155757
Log:
2010-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/42512
* tree-scalar-evolution.c (interpret_loop_phi): Make sure
the evolution is compatible with the initial condition.
* gcc.c-torture/execute/pr42512.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr42512.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-scalar-evolution.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42512