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| author | Dimitry Andric <dim@FreeBSD.org> | 2019-10-23 17:51:42 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2019-10-23 17:51:42 +0000 |
| commit | 1d5ae1026e831016fc29fd927877c86af904481f (patch) | |
| tree | 2cdfd12620fcfa5d9e4a0389f85368e8e36f63f9 /lib/Analysis/IVDescriptors.cpp | |
| parent | e6d1592492a3a379186bfb02bd0f4eda0669c0d5 (diff) | |
| download | src-1d5ae1026e831016fc29fd927877c86af904481f.tar.gz src-1d5ae1026e831016fc29fd927877c86af904481f.zip | |
Notes
Diffstat (limited to 'lib/Analysis/IVDescriptors.cpp')
| -rw-r--r-- | lib/Analysis/IVDescriptors.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Analysis/IVDescriptors.cpp b/lib/Analysis/IVDescriptors.cpp index ce285f82f720..6fb600114bc6 100644 --- a/lib/Analysis/IVDescriptors.cpp +++ b/lib/Analysis/IVDescriptors.cpp @@ -300,7 +300,8 @@ bool RecurrenceDescriptor::AddReductionVar(PHINode *Phi, RecurrenceKind Kind, ReduxDesc = isRecurrenceInstr(Cur, Kind, ReduxDesc, HasFunNoNaNAttr); if (!ReduxDesc.isRecurrence()) return false; - if (isa<FPMathOperator>(ReduxDesc.getPatternInst())) + // FIXME: FMF is allowed on phi, but propagation is not handled correctly. + if (isa<FPMathOperator>(ReduxDesc.getPatternInst()) && !IsAPhi) FMF &= ReduxDesc.getPatternInst()->getFastMathFlags(); } |