https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78241
--- Comment #3 from Pat Haugen <pthaugen at gcc dot gnu.org> --- Author: pthaugen Date: Thu Nov 10 18:55:57 2016 New Revision: 242047 URL: https://gcc.gnu.org/viewcvs?rev=242047&root=gcc&view=rev Log: PR rtl-optimization/78241 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter', but emit initial peel copy if niter expr is not reliable. * gcc.dg/pr78241.c: New test. Added: trunk/gcc/testsuite/gcc.dg/pr78241.c Modified: trunk/gcc/ChangeLog trunk/gcc/loop-unroll.c trunk/gcc/testsuite/ChangeLog