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r242872 - in /trunk/gcc: ChangeLog passes.def t...
- From: rguenth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 25 Nov 2016 10:22:57 -0000
- Subject: r242872 - in /trunk/gcc: ChangeLog passes.def t...
Author: rguenth
Date: Fri Nov 25 10:22:57 2016
New Revision: 242872
URL: https://gcc.gnu.org/viewcvs?rev=242872&root=gcc&view=rev
Log:
2016-11-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/78343
* passes.def: Add CD-DCE pass after loop splitting.
* tree-ssa-dce.c (find_obviously_necessary_stmts): Move
SCEV init/finalize ...
(perform_tree_ssa_dce): ... here. Deal with being
executed inside the loop pipeline in aggressive mode.
* gcc.dg/tree-ssa/sccp-2.c: New testcase.
* gcc.dg/autopar/uns-outer-6.c: Adjust.
* gcc.dg/tree-ssa/20030808-1.c: Likewise.
* gcc.dg/tree-ssa/20040305-1.c: Likewise.
* gcc.dg/vect/pr38529.c: Likewise.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/sccp-2.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/passes.def
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/autopar/uns-outer-6.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/20030808-1.c
trunk/gcc/testsuite/gcc.dg/tree-ssa/20040305-1.c
trunk/gcc/testsuite/gcc.dg/vect/pr38529.c
trunk/gcc/tree-ssa-dce.c