re PR middle-end/69983 (FAIL: gcc.dg/graphite/scop-sor.c scan-tree-dump-times graphite "number of SCoPs:  1" 1)

2016-03-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69983
	* tree-chrec.c (eq_evolutions_p): Handle conversions, compare
	types and fall back to operand_equal_p.

From-SVN: r233856