https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71802
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Tue Aug 9 07:40:50 2016 New Revision: 239274 URL: https://gcc.gnu.org/viewcvs?rev=239274&root=gcc&view=rev Log: 2016-08-09 Richard Biener <rguent...@suse.de> PR tree-optimization/71802 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch all merge opportunities with the predecessor. * gcc.dg/torture/pr71802.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/torture/pr71802.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-cfgcleanup.c