2009-03-19  Li Feng  <nemokingdom@gmail.com>

	PR middle-end/39500
	* tree-data-ref.c (analyze_subscript_affine_affine): There is no
	dependence if the first conflict is after niter iterations.

testsuite/
	* gcc.dg/autopar/pr39500-1.c: New.
	* gcc.dg/autopar/pr39500-2.c: New.

From-SVN: r144952