This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/81627] [8 Regression] ICE on valid code at -O3: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:707
- From: "amker at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 01 Aug 2017 09:20:40 +0000
- Subject: [Bug tree-optimization/81627] [8 Regression] ICE on valid code at -O3: in check_loop_closed_ssa_use, at tree-ssa-loop-manip.c:707
- Auto-submitted: auto-generated
- References: <bug-81627-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81627
--- Comment #3 from amker at gcc dot gnu.org ---
Author: amker
Date: Tue Aug 1 09:20:08 2017
New Revision: 250764
URL: https://gcc.gnu.org/viewcvs?rev=250764&root=gcc&view=rev
Log:
PR tree-optimization/81627
* tree-predcom.c (prepare_finalizers): Always rewrite into loop
closed ssa form for store-store chain.
gcc/testsuite
* gcc.dg/tree-ssa/pr81627.c: New.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr81627.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-predcom.c