https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81913
--- Comment #6 from amker at gcc dot gnu.org --- Author: amker Date: Thu Aug 24 15:38:39 2017 New Revision: 251337 URL: https://gcc.gnu.org/viewcvs?rev=251337&root=gcc&view=rev Log: PR tree-optimization/81913 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter analysis when either IVs in condition can wrap. gcc/testsuite * gcc.c-torture/execute/pr81913.c: New test. * gcc.dg/tree-ssa/loop-niter-1.c: New test. * gcc.dg/tree-ssa/loop-niter-2.c: New test. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr81913.c trunk/gcc/testsuite/gcc.dg/tree-ssa/loop-niter-1.c trunk/gcc/testsuite/gcc.dg/tree-ssa/loop-niter-2.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-loop-niter.c
