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| author | Jan Wen Voung <jvoung@google.com> | 2015-02-02 16:56:50 +0000 |
|---|---|---|
| committer | Jan Wen Voung <jvoung@google.com> | 2015-02-02 16:56:50 +0000 |
| commit | d21194f71246d5fa2f9530b2fb70e1778fc77ef9 (patch) | |
| tree | 2c4cf4bd59084e391682033f6ac2b4bedf58c3eb /libcxx/test/std/algorithms/alg.sorting | |
| parent | 526e0929a5f8ba293fa200f7c5b78682136dcf84 (diff) | |
| download | bcm5719-llvm-d21194f71246d5fa2f9530b2fb70e1778fc77ef9.tar.gz bcm5719-llvm-d21194f71246d5fa2f9530b2fb70e1778fc77ef9.zip | |
Fix ARM peephole optimizeCompare to avoid optimizing unsigned cmp to 0.
Summary:
Previously it only avoided optimizing signed comparisons to 0.
Sometimes the DAGCombiner will optimize the unsigned comparisons
to 0 before it gets to the peephole pass, but sometimes it doesn't.
Fix for PR22373.
Test Plan: test/CodeGen/ARM/sub-cmp-peephole.ll
Reviewers: jfb, manmanren
Subscribers: aemerson, llvm-commits
Differential Revision: http://reviews.llvm.org/D7274
llvm-svn: 227809
Diffstat (limited to 'libcxx/test/std/algorithms/alg.sorting')
0 files changed, 0 insertions, 0 deletions
