https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78496
--- Comment #11 from Jeffrey A. Law <law at gcc dot gnu.org> --- Author: law Date: Sun May 7 15:10:55 2017 New Revision: 247727 URL: https://gcc.gnu.org/viewcvs?rev=247727&root=gcc&view=rev Log: 2017-05-07 Jeff Law <l...@redhat.com> Revert: 2017-05-06 Jeff Law <l...@redhat.com> PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging code. PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): New function. (simplify_stmt_using_ranges): Call it. (vrp_dom_walker::before_dom_children): Extract equivalences from an ASSERT_EXPR with an equality comparison against a constant. Revert: 2017-05-06 Jeff Law <l...@redhat.com> PR tree-optimization/78496 * gcc.dg/tree-ssa/ssa-thread-16.c: New test. * gcc.dg/tree-ssa/ssa-thread-17.c: New test. Removed: trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-thread-16.c trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-thread-17.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vrp.c
