[multiple changes]

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.

From-SVN: r167256