re PR tree-optimization/32075 (can't determine dependence between p->a[x+i] and p->a[x+i+1] where x is invariant but defined in the function)

	PR tree-optimization/32075
	* tree-data-ref.c (subscript_dependence_tester_1, 
	analyze_miv_subscript, analyze_overlapping_iterations,
	add_distance_for_zero_overlaps, build_classic_dist_vector,
	subscript_dependence_tester_1, analyze_overlapping_iterations,
	subscript_dependence_tester, access_functions_are_affine_or_constant_p,
	compute_affine_dependence, compute_all_dependences): Pass loop_nest 
	to evolution_function_is_affine_multivariate_p.

From-SVN: r125900