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| author | Richard Guenther <rguenther@suse.de> | 2011-01-21 14:02:41 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-01-21 14:02:41 +0000 |
| commit | 3bc27de7f15eb376eaff150d5f5f663bb06426d4 (patch) | |
| tree | bb89c6b2d21b401a229d25af78bc12f6947a86fa /libgo/go/regexp/regexp.go | |
| parent | 33e39b66855b799d048a88a6a7eaef6d2225c21f (diff) | |
| download | gcc-3bc27de7f15eb376eaff150d5f5f663bb06426d4.zip gcc-3bc27de7f15eb376eaff150d5f5f663bb06426d4.tar.gz gcc-3bc27de7f15eb376eaff150d5f5f663bb06426d4.tar.bz2 | |
re PR tree-optimization/47365 (wrong code with -O -ftree-pre)
2011-01-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47365
* tree-ssa-sccvn.h (vn_lookup_kind): Declare.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
* tree-ssa-sccvn.c (vn_walk_kind): New static global.
(vn_reference_lookup_3): Only look through kills if in
VN_WALKREWRITE mode.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
(visit_reference_op_load): Likewise.
(visit_reference_op_store): Likewise.
* tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
(compute_avail): Likewise.
(eliminate): Likewise.
* gcc.dg/torture/pr47365.c: New testcase.
* gcc.dg/tree-ssa/pr47392.c: Likewise.
From-SVN: r169089
Diffstat (limited to 'libgo/go/regexp/regexp.go')
0 files changed, 0 insertions, 0 deletions