https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80520
--- Comment #12 from Jeffrey A. Law <law at gcc dot gnu.org> --- Author: law Date: Tue Dec 11 04:56:54 2018 New Revision: 266971 URL: https://gcc.gnu.org/viewcvs?rev=266971&root=gcc&view=rev Log: PR tree-optimization/80520 * gimple-ssa-split-paths.c (is_feasible_trace): Recognize half diamonds that are likely if convertable. * gcc.dg/tree-ssa/split-path-5.c: Update expected output. * gcc.dg/tree-ssa/split-path-11.c: New test. Added: trunk/gcc/testsuite/gcc.dg/tree-ssa/split-path-11.c Modified: trunk/gcc/ChangeLog trunk/gcc/gimple-ssa-split-paths.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/tree-ssa/split-path-5.c