This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/81192] [8 Regression] gcc ICE at -Os on x86_64-linux-gnu: Segmentation fault
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 03 Jul 2017 07:21:23 +0000
- Subject: [Bug tree-optimization/81192] [8 Regression] gcc ICE at -Os on x86_64-linux-gnu: Segmentation fault
- Auto-submitted: auto-generated
- References: <bug-81192-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81192
--- Comment #14 from Tom de Vries <vries at gcc dot gnu.org> ---
Author: vries
Date: Mon Jul 3 07:20:49 2017
New Revision: 249893
URL: https://gcc.gnu.org/viewcvs?rev=249893&root=gcc&view=rev
Log:
Fix sigsegv in find_same_succ_bb
2017-07-03 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/81192
* tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
BB_SAME_SUCC (bb) == NULL.
* gcc.dg/pr81192.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr81192.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-tail-merge.c