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-rw-r--r--lib/Transforms/Scalar/ScalarReplAggregates.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/lib/Transforms/Scalar/ScalarReplAggregates.cpp
index 4c5e3a30b6..1eff10b7b7 100644
--- a/lib/Transforms/Scalar/ScalarReplAggregates.cpp
+++ b/lib/Transforms/Scalar/ScalarReplAggregates.cpp
@@ -539,7 +539,7 @@ void SROA::ConvertUsesToScalar(Value *Ptr, AllocaInst *NewAI, unsigned Offset) {
if (LoadInst *LI = dyn_cast<LoadInst>(User)) {
// The load is a bit extract from NewAI shifted right by Offset bits.
Value *NV = new LoadInst(NewAI, LI->getName(), LI);
- if (Offset)
+ if (Offset && Offset < NV->getType()->getPrimitiveSizeInBits())
NV = new ShiftInst(Instruction::Shr, NV,
ConstantUInt::get(Type::UByteTy, Offset),
LI->getName(), LI);
@@ -563,7 +563,7 @@ void SROA::ConvertUsesToScalar(Value *Ptr, AllocaInst *NewAI, unsigned Offset) {
SV = new CastInst(SV, SV->getType()->getUnsignedVersion(),
SV->getName(), SI);
SV = new CastInst(SV, Old->getType(), SV->getName(), SI);
- if (Offset)
+ if (Offset && Offset < SV->getType()->getPrimitiveSizeInBits())
SV = new ShiftInst(Instruction::Shl, SV,
ConstantUInt::get(Type::UByteTy, Offset),
SV->getName()+".adj", SI);