Esempio n. 1
0
void FunctionCall::markRefParams(FunctionScopePtr func,
                                 const std::string &fooBarName) {
  ExpressionList &params = *m_params;
  if (func) {
    int mpc = func->getMaxParamCount();
    for (int i = params.getCount(); i--; ) {
      ExpressionPtr p = params[i];
      if (i < mpc ? func->isRefParam(i) :
          func->isReferenceVariableArgument()) {
        p->setContext(Expression::RefValue);
      } else if (i < mpc && p->hasContext(RefParameter)) {
        Symbol *sym = func->getVariables()->addSymbol(func->getParamName(i));
        sym->setLvalParam();
        sym->setCallTimeRef();
      }
    }
  } else if (Option::WholeProgram && !m_origName.empty()) {
    FunctionScope::FunctionInfoPtr info =
      FunctionScope::GetFunctionInfo(m_origName);
    if (info) {
      for (int i = params.getCount(); i--; ) {
        if (info->isRefParam(i)) {
          m_params->markParam(i);
        }
      }
    }
    // If we cannot find information of the so-named function, it might not
    // exist, or it might go through __call(), either of which cannot have
    // reference parameters.
  } else {
    for (int i = params.getCount(); i--; ) {
      m_params->markParam(i);
    }
  }
}
void ObjectMethodExpression::setInvokeParams(AnalysisResultPtr ar) {
  FunctionScope::FunctionInfoPtr info = FunctionScope::GetFunctionInfo(m_name);
  if (info || m_name.empty()) {
    for (int i = m_params->getCount(); i--; ) {
      if (!info || info->isRefParam(i)) {
        m_params->markParam(i, canInvokeFewArgs());
      }
    }
  }
  // If we cannot find information of the so-named function, it might not
  // exist, or it might go through __call(), either of which cannot have
  // reference parameters.
  for (int i = 0; i < m_params->getCount(); i++) {
    (*m_params)[i]->inferAndCheck(ar, Type::Variant, false);
  }
  m_params->resetOutputCount();
}