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[Bug rtl-optimization/59724] [4.9 Regression] ICE : in rtl_verify_bb_layout, at cfgrtl.c
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 09 Jan 2014 07:30:19 +0000
- Subject: [Bug rtl-optimization/59724] [4.9 Regression] ICE : in rtl_verify_bb_layout, at cfgrtl.c
- Auto-submitted: auto-generated
- References: <bug-59724-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59724
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Jan 9 07:30:16 2014
New Revision: 206457
URL: http://gcc.gnu.org/viewcvs?rev=206457&root=gcc&view=rev
Log:
PR rtl-optimization/59724
* ifcvt.c (cond_exec_process_if_block): Don't call
flow_find_head_matching_sequence with 0 longest_match.
* cfgcleanup.c (flow_find_head_matching_sequence): Count even
non-active insns if !stop_after.
(try_head_merge_bb): Revert 2014-01-07 changes.
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/cfgcleanup.c
branches/gcc-4_8-branch/gcc/ifcvt.c