diff --git a/lib/Analysis/LazyValueInfo.cpp b/lib/Analysis/LazyValueInfo.cpp index 7e00f143c65..e7929f3127b 100644 --- a/lib/Analysis/LazyValueInfo.cpp +++ b/lib/Analysis/LazyValueInfo.cpp @@ -846,6 +846,11 @@ Constant *LazyValueInfo::getConstant(Value *V, BasicBlock *BB) { if (Result.isConstant()) return Result.getConstant(); + else if (Result.isConstantRange()) { + ConstantRange CR = Result.getConstantRange(); + if (const APInt *SingleVal = CR.getSingleElement()) + return ConstantInt::get(V->getContext(), *SingleVal); + } return 0; }