PVS-Studio warning V595 for Clang

void LSRInstance::ChainInstruction(....)
{
  ...
  Instruction *OtherUse = dyn_cast<Instruction>(*UseIter);
  if (SE.isSCEVable(OtherUse->getType())
      && !isa<SCEVUnknown>(SE.getSCEV(OtherUse))
      && IU.isIVUserOrOperand(OtherUse)) {
    continue;
  }
  if (OtherUse && OtherUse != UserInst)
    NearUsers.insert(OtherUse);
  ...
}

This suspicious code was found in Clang project by PVS-Studio static code analyzer.
Warning message is:
V595 The 'OtherUse' pointer was utilized before it was verified against nullptr. Check lines: 2522, 2527. LLVMScalarOpts loopstrengthreduce.cpp 2522

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