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| author | Richard Biener <rguenth@gcc.gnu.org> | 2015-11-11 10:51:31 +0000 |
|---|---|---|
| committer | Jiong Wang <jiwang@gcc.gnu.org> | 2015-11-11 10:51:31 +0000 |
| commit | 35e2b6e1622210481b6c3118f55fc99a049d504b (patch) | |
| tree | 3d93e4ac15fc77f974ba640c8472f3c383ec3855 /gcc/c/c-errors.c | |
| parent | 394b24ea80626c5464f842f574a57547fb024ad6 (diff) | |
| download | gcc-35e2b6e1622210481b6c3118f55fc99a049d504b.zip gcc-35e2b6e1622210481b6c3118f55fc99a049d504b.tar.gz gcc-35e2b6e1622210481b6c3118f55fc99a049d504b.tar.bz2 | |
[Patch] PR tree-optimization/68234 Improve range info for loop Phi node
2015-11-11 Richard Biener <rguenth@gcc.gnu.org>
Jiong Wang <jiong.wang@arm.com>
gcc/
PR tree-optimization/68234
* tree-vrp.c (vrp_visit_phi_node): Extend SCEV check to those loop PHI
node which estimiated to be VR_VARYING initially.
gcc/testsuite/
* gcc.dg/tree-ssa/pr68234.c: New testcase.
Co-Authored-By: Jiong Wang <jiong.wang@arm.com>
From-SVN: r230150
Diffstat (limited to 'gcc/c/c-errors.c')
0 files changed, 0 insertions, 0 deletions