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C++ OwningPtr::getName方法代码示例

本文整理汇总了C++中llvm::OwningPtr::getName方法的典型用法代码示例。如果您正苦于以下问题:C++ OwningPtr::getName方法的具体用法?C++ OwningPtr::getName怎么用?C++ OwningPtr::getName使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在llvm::OwningPtr的用法示例。


在下文中一共展示了OwningPtr::getName方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: PreVisitProcessArg

bool CallAndMessageChecker::PreVisitProcessArg(CheckerContext &C,
                                               SVal V, SourceRange argRange,
                                               const Expr *argEx,
                                               const char *BT_desc,
                                               llvm::OwningPtr<BugType> &BT) {

  if (V.isUndef()) {
    if (ExplodedNode *N = C.generateSink()) {
      LazyInit_BT(BT_desc, BT);

      // Generate a report for this bug.
      BugReport *R = new BugReport(*BT, BT->getName(), N);
      R->addRange(argRange);
      if (argEx)
        R->addVisitor(bugreporter::getTrackNullOrUndefValueVisitor(N, argEx));
      C.EmitReport(R);
    }
    return true;
  }

  if (const nonloc::LazyCompoundVal *LV =
        dyn_cast<nonloc::LazyCompoundVal>(&V)) {

    class FindUninitializedField {
    public:
      SmallVector<const FieldDecl *, 10> FieldChain;
    private:
      ASTContext &C;
      StoreManager &StoreMgr;
      MemRegionManager &MrMgr;
      Store store;
    public:
      FindUninitializedField(ASTContext &c, StoreManager &storeMgr,
                             MemRegionManager &mrMgr, Store s)
      : C(c), StoreMgr(storeMgr), MrMgr(mrMgr), store(s) {}

      bool Find(const TypedValueRegion *R) {
        QualType T = R->getValueType();
        if (const RecordType *RT = T->getAsStructureType()) {
          const RecordDecl *RD = RT->getDecl()->getDefinition();
          assert(RD && "Referred record has no definition");
          for (RecordDecl::field_iterator I =
               RD->field_begin(), E = RD->field_end(); I!=E; ++I) {
            const FieldRegion *FR = MrMgr.getFieldRegion(*I, R);
            FieldChain.push_back(*I);
            T = (*I)->getType();
            if (T->getAsStructureType()) {
              if (Find(FR))
                return true;
            }
            else {
              const SVal &V = StoreMgr.getBinding(store, loc::MemRegionVal(FR));
              if (V.isUndef())
                return true;
            }
            FieldChain.pop_back();
          }
        }

        return false;
      }
    };

    const LazyCompoundValData *D = LV->getCVData();
    FindUninitializedField F(C.getASTContext(),
                             C.getState()->getStateManager().getStoreManager(),
                             C.getSValBuilder().getRegionManager(),
                             D->getStore());

    if (F.Find(D->getRegion())) {
      if (ExplodedNode *N = C.generateSink()) {
        LazyInit_BT(BT_desc, BT);
        llvm::SmallString<512> Str;
        llvm::raw_svector_ostream os(Str);
        os << "Passed-by-value struct argument contains uninitialized data";

        if (F.FieldChain.size() == 1)
          os << " (e.g., field: '" << *F.FieldChain[0] << "')";
        else {
          os << " (e.g., via the field chain: '";
          bool first = true;
          for (SmallVectorImpl<const FieldDecl *>::iterator
               DI = F.FieldChain.begin(), DE = F.FieldChain.end(); DI!=DE;++DI){
            if (first)
              first = false;
            else
              os << '.';
            os << **DI;
          }
          os << "')";
        }

        // Generate a report for this bug.
        BugReport *R = new BugReport(*BT, os.str(), N);
        R->addRange(argRange);

        // FIXME: enhance track back for uninitialized value for arbitrary
        // memregions
        C.EmitReport(R);
      }
//.........这里部分代码省略.........
开发者ID:,项目名称:,代码行数:101,代码来源:


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