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[Bug tree-optimization/69740] [5/6 Regression] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"
- From: "law at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 28 Feb 2016 06:43:40 +0000
- Subject: [Bug tree-optimization/69740] [5/6 Regression] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"
- Auto-submitted: auto-generated
- References: <bug-69740-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69740
--- Comment #11 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Sun Feb 28 06:43:07 2016
New Revision: 233788
URL: https://gcc.gnu.org/viewcvs?rev=233788&root=gcc&view=rev
Log:
Revert
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
Backport from mainline
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR tree-optimization/69740
* cfghooks.c (remove_edge): Request loop fixups if we delete
an edge that might turn an irreducible loop into a natural
loop.
Revert
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
Backport from mainline
2016-02-26 Richard Biener <rguenther@suse.de>
Jeff Law <law@redhat.com>
PR tree-optimization/69740
* gcc.c-torture/compile/pr69740-1.c: New test.
* gcc.c-torture/compile/pr69740-2.c: New test.
2016-02-26 Richard Biener <rguenther@suse.de>
Removed:
branches/gcc-5-branch/gcc/testsuite/gcc.c-torture/compile/pr69740-1.c
branches/gcc-5-branch/gcc/testsuite/gcc.c-torture/compile/pr69740-2.c
Modified:
branches/gcc-5-branch/gcc/ChangeLog
branches/gcc-5-branch/gcc/cfghooks.c
branches/gcc-5-branch/gcc/testsuite/ChangeLog