r167267 - in /branches/gcc-4_5-branch/gcc: Chan...

[uros@gcc.gnu.org]

Author: uros
Date: Mon Nov 29 20:31:21 2010
New Revision: 167267

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=167267
Log:
2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>

	PR tree-optimization/46675
	* tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
	in offset calculation.

testsuite/ChangeLog:

2010-11-29  Richard Guenther  <rguenther@suse.de>
	    Zdenek Dvorak  <rakdver@kam.uniff.cz>

	PR tree-optimization/46675
	* gcc.dg/pr46675.c: New test.


Added:
    branches/gcc-4_5-branch/gcc/testsuite/gcc.dg/pr46675.c
Modified:
    branches/gcc-4_5-branch/gcc/ChangeLog
    branches/gcc-4_5-branch/gcc/testsuite/ChangeLog
    branches/gcc-4_5-branch/gcc/tree-ssa-loop-niter.c