https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81832
--- Comment #3 from Aldy Hernandez <aldyh at gcc dot gnu.org> --- Author: aldyh Date: Wed Sep 13 17:01:56 2017 New Revision: 252444 URL: https://gcc.gnu.org/viewcvs?rev=252444&root=gcc&view=rev Log: PR tree-optimization/81832 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't copy loop header which has IFN_LOOP_DIST_ALIAS call. gcc/testsuite * gcc.dg/tree-ssa/pr81832.c: New test. Added: branches/range-gen2/gcc/testsuite/gcc.dg/tree-ssa/pr81832.c Modified: branches/range-gen2/gcc/ChangeLog branches/range-gen2/gcc/testsuite/ChangeLog branches/range-gen2/gcc/tree-ssa-loop-ch.c