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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-04-12 11:38:47 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-04-12 11:38:47 +0000 |
| commit | 06a9142d1989f94d9ee052756c2558a139193f6d (patch) | |
| tree | 309556804f1e89c251beb3a6c838fd3141487079 /gcc/tree-chrec.h | |
| parent | b0b097b4dcb8d6b300e8c5f5101741dd1d9a2540 (diff) | |
| download | gcc-06a9142d1989f94d9ee052756c2558a139193f6d.tar.gz | |
2012-04-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52943
* tree-chrec.h (chrec_is_positive): Remove.
* tree-scalar-evolution.c (chrec_is_positive): Move ...
* tree-data-ref.c (chrec_is_positive): ... here. Make static.
Return false for a constant zero instead of negative.
(analyze_siv_subscript_cst_affine): Handle zero difference
in the initial condition explicitely.
* gcc.dg/torture/pr52943.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@186374 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-chrec.h')
| -rw-r--r-- | gcc/tree-chrec.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/gcc/tree-chrec.h b/gcc/tree-chrec.h index bf9bff0f999..83678026752 100644 --- a/gcc/tree-chrec.h +++ b/gcc/tree-chrec.h @@ -77,7 +77,6 @@ extern void for_each_scev_op (tree *, bool (*) (tree *, void *), void *); /* Observers. */ extern bool eq_evolutions_p (const_tree, const_tree); extern bool is_multivariate_chrec (const_tree); -extern bool chrec_is_positive (tree, bool *); extern bool chrec_contains_symbols (const_tree); extern bool chrec_contains_symbols_defined_in_loop (const_tree, unsigned); extern bool chrec_contains_undetermined (const_tree); |