diff options
Diffstat (limited to 'lib/Analysis/LoopVR.cpp')
| -rw-r--r-- | lib/Analysis/LoopVR.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Analysis/LoopVR.cpp b/lib/Analysis/LoopVR.cpp index 7f5de259ca..d0b77b89f0 100644 --- a/lib/Analysis/LoopVR.cpp +++ b/lib/Analysis/LoopVR.cpp @@ -247,12 +247,13 @@ ConstantRange LoopVR::compute(Value *V) { return ConstantRange(cast<IntegerType>(V->getType())->getBitWidth(), false); LoopInfo &LI = getAnalysis<LoopInfo>(); - ScalarEvolution &SE = getAnalysis<ScalarEvolution>(); Loop *L = LI.getLoopFor(I->getParent()); - if (L->isLoopInvariant(I)) + if (!L || L->isLoopInvariant(I)) return ConstantRange(cast<IntegerType>(V->getType())->getBitWidth(), false); + ScalarEvolution &SE = getAnalysis<ScalarEvolution>(); + SCEVHandle S = SE.getSCEV(I); if (isa<SCEVUnknown>(S) || isa<SCEVCouldNotCompute>(S)) return ConstantRange(cast<IntegerType>(V->getType())->getBitWidth(), false); |