This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/47615] [4.6 Regression] ICE: too deep recursion in phi_translate/phi_translate_1 with -ftree-pre -fno-tree-fre -fno-tree-sra
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 7 Feb 2011 16:58:38 +0000
- Subject: [Bug tree-optimization/47615] [4.6 Regression] ICE: too deep recursion in phi_translate/phi_translate_1 with -ftree-pre -fno-tree-fre -fno-tree-sra
- Auto-submitted: auto-generated
- References: <bug-47615-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47615
--- Comment #4 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-02-07 16:58:20 UTC ---
Author: rguenth
Date: Mon Feb 7 16:58:17 2011
New Revision: 169888
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169888
Log:
2011-02-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47615
* tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
* tree-ssa-sccvn.c (default_vn_walk_kind): New global.
(run_scc_vn): Initialize it.
(visit_reference_op_load): Use it.
* tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
* g++.dg/opt/pr47615.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/opt/pr47615.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c
trunk/gcc/tree-ssa-sccvn.c
trunk/gcc/tree-ssa-sccvn.h