re PR tree-optimization/59779 (FAIL: gcc.dg/autopar/outer-1.c scan-tree-dump-times parloops "parallelizing outer loop")

	PR tree-optimization/59779
	* tree-dfa.c (get_ref_base_and_extent): Use double_int
	type for bitsize and maxsize instead of HOST_WIDE_INT.

From-SVN: r208554