@NotNull
  public static DfaValue createCommonValue(DfaValueFactory factory, PsiExpression @NotNull [] expressions, PsiType targetType) {
    DfaValue loopElement = null;
    for (PsiExpression expression : expressions) {
      DfaValue expressionValue = getExpressionDfaValue(factory, expression);
      if (expressionValue == null) {
        expressionValue = factory.fromDfType(DfTypes.typedObject(expression.getType(), NullabilityUtil.getExpressionNullability(expression)));
      }
      loopElement = loopElement == null ? expressionValue : loopElement.unite(expressionValue);
      if (DfaTypeValue.isUnknown(loopElement)) break;
    }
    return loopElement == null ? factory.getUnknown() : DfaUtil.boxUnbox(loopElement, targetType);
  }
@NotNull
  public static DfaValue createCommonValue(DfaValueFactory factory, PsiExpression @NotNull [] expressions, PsiType targetType)