2016-01-26  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69110
	* tree-data-ref.c (initialize_data_dependence_relation): Handle
	DR_NUM_DIMENSIONS == 0.

	* gcc.dg/autopar/pr69110.c: New test.

	* testsuite/libgomp.c/pr69110.c: New test.

From-SVN: r232852