https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44563
--- Comment #31 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Fri Mar 13 08:47:14 2015 New Revision: 221409 URL: https://gcc.gnu.org/viewcvs?rev=221409&root=gcc&view=rev Log: 2015-03-10 Richard Biener <rguent...@suse.de> PR middle-end/44563 * tree-cfgcleanup.c (split_bb_on_noreturn_calls): Remove. (cleanup_tree_cfg_1): Do not call it. (execute_cleanup_cfg_post_optimizing): Fixup the CFG here. (fixup_noreturn_call): Mark the stmt as control altering. * tree-cfg.c (execute_fixup_cfg): Do not dump the function here. (pass_data_fixup_cfg): Produce a dump file. * tree-ssa-dom.c: Include tree-cfgcleanup.h. (need_noreturn_fixup): New global. (pass_dominator::execute): Fixup queued noreturn calls. (optimize_stmt): Queue calls that became noreturn for fixup. * tree-ssa-forwprop.c (pass_forwprop::execute): Likewise. * tree-ssa-pre.c: Include tree-cfgcleanup.h. (el_to_fixup): New global. (eliminate_dom_walker::before_dom_childre): Queue calls that became noreturn for fixup. (eliminate): Fixup queued noreturn calls. * tree-ssa-propagate.c: Include tree-cfgcleanup.h. (substitute_and_fold_dom_walker): New member stmts_to_fixup. (substitute_and_fold_dom_walker::before_dom_children): Queue alls that became noreturn for fixup. (substitute_and_fold): Fixup queued noreturn calls. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-cfg.c trunk/gcc/tree-cfgcleanup.c trunk/gcc/tree-ssa-dom.c trunk/gcc/tree-ssa-forwprop.c trunk/gcc/tree-ssa-pre.c trunk/gcc/tree-ssa-propagate.c