2018-10-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/87087
	Revert
	2018-02-07  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/84204
        * tree-chrec.c (chrec_fold_plus_1): Remove size limiting in
        this place.

	* gcc.dg/torture/pr87087.c: New testcase.
	* gcc.dg/graphite/pr84204.c: XFAIL.
	* gcc.dg/graphite/pr85935.c: Likewise.

From-SVN: r265261