| commit | 88e1d95d4df526352e183b57b2ea6a3d45199619 | [log] [tgz] |
|---|---|---|
| author | Julien Lerouge <jlerouge@apple.com> | Tue Jan 13 19:45:52 2015 +0000 |
| committer | Julien Lerouge <jlerouge@apple.com> | Tue Jan 13 19:45:52 2015 +0000 |
| tree | 87d15ddbbd0a1b1d1cdc73808fbe034fb485cc28 | |
| parent | 81d2500685be79e75d3631668d42a0c780da2be9 [diff] |
Fix non-determinism issue in SLP
The issue was introduced in r214638:
+ for (auto &BSIter : BlocksSchedules) {
+ scheduleBlock(BSIter.second.get());
+ }
Because BlocksSchedules is a DenseMap with BasicBlock* keys, blocks are
scheduled in non-deterministic order, resulting in unpredictable IR.
Patch by Daniel Reynaud!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225821 91177308-0d34-0410-b5e6-96231b3b80d8