PVS-Studio warning V521 for IPP Samples

void GetIntraDCPredictors(VC1Context* pContext)
{
  DCPred.DC[13] = pC->DCBlkPred[5].DC,QurrQuant;
  ...
}

This suspicious code was found in IPP Samples project by PVS-Studio static code analyzer.
Warning message is:
V521 Such expressions using the ',' operator are dangerous. Make sure the expression is correct. vc1_dec umc_vc1_dec_mb_com.cpp 370

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