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| author | Richard Biener <rguenther@suse.de> | 2013-09-02 13:24:30 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2013-09-02 13:24:30 +0000 |
| commit | 63fdb7bee70641e7d9a9704d51c8b70a62d31c24 (patch) | |
| tree | f11b08d36e1a75861711146eeb11401df79a9528 /gcc/tree-scalar-evolution.c | |
| parent | 78de2333eab3428f4b8723e41534f81c508bc7a6 (diff) | |
| download | gcc-63fdb7bee70641e7d9a9704d51c8b70a62d31c24.zip gcc-63fdb7bee70641e7d9a9704d51c8b70a62d31c24.tar.gz gcc-63fdb7bee70641e7d9a9704d51c8b70a62d31c24.tar.bz2 | |
re PR tree-optimization/57511 (Missing SCEV final value replacement)
2013-09-02 Richard Biener <rguenther@suse.de>
PR middle-end/57511
* tree-scalar-evolution.c (instantiate_scev_name): Allow
non-linear SCEVs.
* gcc.dg/tree-ssa/sccp-1.c: New testcase.
From-SVN: r202168
Diffstat (limited to 'gcc/tree-scalar-evolution.c')
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index c7e9d4b..bed621f 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -2252,6 +2252,7 @@ instantiate_scev_name (basic_block instantiate_below, else if (res != chrec_dont_know) { if (inner_loop + && def_bb->loop_father != inner_loop && !flow_loop_nested_p (def_bb->loop_father, inner_loop)) /* ??? We could try to compute the overall effect of the loop here. */ res = chrec_dont_know; |