https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84929
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Mon Mar 19 12:49:30 2018 New Revision: 258643 URL: https://gcc.gnu.org/viewcvs?rev=258643&root=gcc&view=rev Log: 2018-03-19 Richard Biener <rguent...@suse.de> PR tree-optimization/84929 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Guard chrec_is_positive against non-chrec arg. * gcc.dg/torture/pr84929.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/torture/pr84929.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-data-ref.c