diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-28 12:14:09 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-01-28 12:14:09 +0000 |
| commit | 3dc4c394707f371f6082cd4ceb8947c0f256bca1 (patch) | |
| tree | e22ed45816e3ff1acc6a5f7a1c09d36975f8d64f /gcc/tree-ssa-sccvn.c | |
| parent | 613498113654a9e3b6bdcf4c53e6a77d93f0dac8 (diff) | |
| download | gcc-3dc4c394707f371f6082cd4ceb8947c0f256bca1.tar.gz | |
2009-01-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/38926
* tree-ssa-pre.c (add_to_value): Assert we add only expressions
with the correct value id to a value.
(do_regular_insertion): Use the value number of edoubleprime
for the value number of the expr.
Revert
2008-08-21 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
a PHI ask VN if it is already available.
* tree-ssa-sccvn.h (vn_phi_lookup): Declare.
* tree-ssa-sccvn.c (vn_phi_lookup): Export.
* gcc.c-torture/compile/pr38926.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@143725 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-sccvn.c')
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index d9d5bc27d76..87ddcb6872c 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -1481,7 +1481,7 @@ static VEC(tree, heap) *shared_lookup_phiargs; value number if it exists in the hash table. Return NULL_TREE if it does not exist in the hash table. */ -tree +static tree vn_phi_lookup (gimple phi) { void **slot; |