diff options
Diffstat (limited to 'lib/Analysis/ScalarEvolution.cpp')
| -rw-r--r-- | lib/Analysis/ScalarEvolution.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp index 59f441e700..8781441fd4 100644 --- a/lib/Analysis/ScalarEvolution.cpp +++ b/lib/Analysis/ScalarEvolution.cpp @@ -2088,9 +2088,12 @@ const SCEV *ScalarEvolution::getMulExpr(SmallVectorImpl<const SCEV *> &Ops, const SCEV *NewAddRec = getAddRecExpr(AddRecOps, AddRec->getLoop(), SCEV::FlagAnyWrap); if (Ops.size() == 2) return NewAddRec; - Ops[Idx] = AddRec = cast<SCEVAddRecExpr>(NewAddRec); + Ops[Idx] = NewAddRec; Ops.erase(Ops.begin() + OtherIdx); --OtherIdx; OpsModified = true; + AddRec = dyn_cast<SCEVAddRecExpr>(NewAddRec); + if (!AddRec) + break; } } if (OpsModified) |