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C++ AttributeList::getLoc方法代码示例

本文整理汇总了C++中AttributeList::getLoc方法的典型用法代码示例。如果您正苦于以下问题:C++ AttributeList::getLoc方法的具体用法?C++ AttributeList::getLoc怎么用?C++ AttributeList::getLoc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AttributeList的用法示例。


在下文中一共展示了AttributeList::getLoc方法的11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: HandleARMInterruptAttr

static void HandleARMInterruptAttr(Decl *d,
                                   const AttributeList &Attr, Sema &S) {
  // Check the attribute arguments.
  if (Attr.getNumArgs() > 1) {
    S.Diag(Attr.getLoc(), diag::err_attribute_too_many_arguments)
        << 1;
    return;
  }

  StringRef Str;
  SourceLocation ArgLoc;

  if (Attr.getNumArgs() == 0)
    Str = "";
  else if (!S.checkStringLiteralArgumentAttr(Attr, 0, Str, &ArgLoc))
    return;

  ARMInterruptAttr::InterruptType Kind;
  if (!ARMInterruptAttr::ConvertStrToInterruptType(Str, Kind)) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_type_not_supported)
        << Attr.getName() << Str << ArgLoc;
    return;
  }

  unsigned Index = Attr.getAttributeSpellingListIndex();
  d->addAttr(::new (S.Context)
             ARMInterruptAttr(Attr.getLoc(), S.Context, Kind, Index));
}
开发者ID:azurepine,项目名称:clang,代码行数:28,代码来源:TargetAttributesSema.cpp

示例2: HandleDLLImportAttr

static void HandleDLLImportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
  // Attribute can be applied only to functions or variables.
  FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
  if (!FD && !isa<VarDecl>(D)) {
    // Apparently Visual C++ thinks it is okay to not emit a warning
    // in this case, so only emit a warning when -fms-extensions is not
    // specified.
    if (!S.getLangOpts().MicrosoftExt)
      S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
        << Attr.getName() << 2 /*variable and function*/;
    return;
  }

  // Currently, the dllimport attribute is ignored for inlined functions.
  // Warning is emitted.
  if (FD && FD->isInlineSpecified()) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << Attr.getName();
    return;
  }

  unsigned Index = Attr.getAttributeSpellingListIndex();
  DLLImportAttr *NewAttr = S.mergeDLLImportAttr(D, Attr.getRange(), Index);
  if (NewAttr)
    D->addAttr(NewAttr);
}
开发者ID:azurepine,项目名称:clang,代码行数:25,代码来源:TargetAttributesSema.cpp

示例3: NumParams

static void HandleMSP430InterruptAttr(Decl *d,
                                      const AttributeList &Attr, Sema &S) {
    // Check the attribute arguments.
    if (Attr.getNumArgs() != 1) {
      S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 1;
      return;
    }

    // FIXME: Check for decl - it should be void ()(void).

    Expr *NumParamsExpr = static_cast<Expr *>(Attr.getArg(0));
    llvm::APSInt NumParams(32);
    if (!NumParamsExpr->isIntegerConstantExpr(NumParams, S.Context)) {
      S.Diag(Attr.getLoc(), diag::err_attribute_argument_not_int)
        << "interrupt" << NumParamsExpr->getSourceRange();
      return;
    }

    unsigned Num = NumParams.getLimitedValue(255);
    if ((Num & 1) || Num > 30) {
      S.Diag(Attr.getLoc(), diag::err_attribute_argument_out_of_bounds)
        << "interrupt" << (int)NumParams.getSExtValue()
        << NumParamsExpr->getSourceRange();
      return;
    }

    d->addAttr(::new (S.Context) MSP430InterruptAttr(Attr.getLoc(), S.Context, Num));
    d->addAttr(::new (S.Context) UsedAttr(Attr.getLoc(), S.Context));
  }
开发者ID:acgessler,项目名称:clang,代码行数:29,代码来源:TargetAttributesSema.cpp

示例4: HandleDLLExportAttr

static void HandleDLLExportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
  // check the attribute arguments.
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
    return;
  }

  // Attribute can be applied only to functions or variables.
  FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
  if (!FD && !isa<VarDecl>(D)) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
      << Attr.getName() << 2 /*variable and function*/;
    return;
  }

  // Currently, the dllexport attribute is ignored for inlined functions, unless
  // the -fkeep-inline-functions flag has been used. Warning is emitted;
  if (FD && FD->isInlineSpecified()) {
    // FIXME: ... unless the -fkeep-inline-functions flag has been used.
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllexport";
    return;
  }

  unsigned Index = Attr.getAttributeSpellingListIndex();
  DLLExportAttr *NewAttr = S.mergeDLLExportAttr(D, Attr.getRange(), Index);
  if (NewAttr)
    D->addAttr(NewAttr);
}
开发者ID:acgessler,项目名称:clang,代码行数:28,代码来源:TargetAttributesSema.cpp

示例5:

static void HandleX86ForceAlignArgPointerAttr(Decl *D,
                                              const AttributeList& Attr,
                                              Sema &S) {
  // Check the attribute arguments.
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
    return;
  }

  // If we try to apply it to a function pointer, don't warn, but don't
  // do anything, either. It doesn't matter anyway, because there's nothing
  // special about calling a force_align_arg_pointer function.
  ValueDecl *VD = dyn_cast<ValueDecl>(D);
  if (VD && VD->getType()->isFunctionPointerType())
    return;
  // Also don't warn on function pointer typedefs.
  TypedefNameDecl *TD = dyn_cast<TypedefNameDecl>(D);
  if (TD && (TD->getUnderlyingType()->isFunctionPointerType() ||
             TD->getUnderlyingType()->isFunctionType()))
    return;
  // Attribute can only be applied to function types.
  if (!isa<FunctionDecl>(D)) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
      << Attr.getName() << /* function */0;
    return;
  }

  D->addAttr(::new (S.Context) X86ForceAlignArgPointerAttr(Attr.getRange(),
                                                           S.Context));
}
开发者ID:acgessler,项目名称:clang,代码行数:30,代码来源:TargetAttributesSema.cpp

示例6: HandleDLLExportAttr

static void HandleDLLExportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
  // check the attribute arguments.
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
    return;
  }

  // Attribute can be applied only to functions or variables.
  if (isa<VarDecl>(D)) {
    D->addAttr(::new (S.Context) DLLExportAttr(Attr.getLoc(), S.Context));
    return;
  }

  FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
  if (!FD) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
      << Attr.getName() << 2 /*variable and function*/;
    return;
  }

  // Currently, the dllexport attribute is ignored for inlined functions, unless
  // the -fkeep-inline-functions flag has been used. Warning is emitted;
  if (FD->isInlineSpecified()) {
    // FIXME: ... unless the -fkeep-inline-functions flag has been used.
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllexport";
    return;
  }

  D->addAttr(::new (S.Context) DLLExportAttr(Attr.getLoc(), S.Context));
}
开发者ID:5432935,项目名称:crossbridge,代码行数:30,代码来源:TargetAttributesSema.cpp

示例7: HandleObjCGCTypeAttribute

/// HandleObjCGCTypeAttribute - Process an objc's gc attribute on the
/// specified type.  The attribute contains 1 argument, weak or strong.
static void HandleObjCGCTypeAttribute(QualType &Type, 
                                      const AttributeList &Attr, Sema &S) {
  if (Type.getObjCGCAttr() != QualType::GCNone) {
    S.Diag(Attr.getLoc(), diag::err_attribute_multiple_objc_gc);
    return;
  }
  
  // Check the attribute arguments.
  if (!Attr.getParameterName()) {    
    S.Diag(Attr.getLoc(), diag::err_attribute_argument_n_not_string)
      << "objc_gc" << 1;
    return;
  }
  QualType::GCAttrTypes GCAttr;
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 1;
    return;
  }
  if (Attr.getParameterName()->isStr("weak")) 
    GCAttr = QualType::Weak;
  else if (Attr.getParameterName()->isStr("strong"))
    GCAttr = QualType::Strong;
  else {
    S.Diag(Attr.getLoc(), diag::warn_attribute_type_not_supported)
      << "objc_gc" << Attr.getParameterName();
    return;
  }
  
  Type = S.Context.getObjCGCQualType(Type, GCAttr);
}
开发者ID:,项目名称:,代码行数:32,代码来源:

示例8: HandleAddressSpaceTypeAttribute

/// HandleAddressSpaceTypeAttribute - Process an address_space attribute on the
/// specified type.  The attribute contains 1 argument, the id of the address
/// space for the type.
static void HandleAddressSpaceTypeAttribute(QualType &Type, 
                                            const AttributeList &Attr, Sema &S){
  // If this type is already address space qualified, reject it.
  // Clause 6.7.3 - Type qualifiers: "No type shall be qualified by qualifiers
  // for two or more different address spaces."
  if (Type.getAddressSpace()) {
    S.Diag(Attr.getLoc(), diag::err_attribute_address_multiple_qualifiers);
    return;
  }
  
  // Check the attribute arguments.
  if (Attr.getNumArgs() != 1) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 1;
    return;
  }
  Expr *ASArgExpr = static_cast<Expr *>(Attr.getArg(0));
  llvm::APSInt addrSpace(32);
  if (!ASArgExpr->isIntegerConstantExpr(addrSpace, S.Context)) {
    S.Diag(Attr.getLoc(), diag::err_attribute_address_space_not_int)
      << ASArgExpr->getSourceRange();
    return;
  }

  unsigned ASIdx = static_cast<unsigned>(addrSpace.getZExtValue()); 
  Type = S.Context.getAddrSpaceQualType(Type, ASIdx);
}
开发者ID:,项目名称:,代码行数:29,代码来源:

示例9: HandleMBlazeSaveVolatilesAttr

static void HandleMBlazeSaveVolatilesAttr(Decl *d, const AttributeList &Attr,
                                          Sema &S) {
  // Check the attribute arguments.
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 1;
    return;
  }

  // FIXME: Check for decl - it should be void ()(void).

  d->addAttr(::new (S.Context) MBlazeSaveVolatilesAttr(Attr.getLoc(),
                                                       S.Context));
  d->addAttr(::new (S.Context) UsedAttr(Attr.getLoc(), S.Context));
}
开发者ID:acgessler,项目名称:clang,代码行数:14,代码来源:TargetAttributesSema.cpp

示例10: HandleDLLExportAttr

static void HandleDLLExportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
  // Currently, the dllexport attribute is ignored for inlined functions, unless
  // the -fkeep-inline-functions flag has been used. Warning is emitted;
  if (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isInlineSpecified()) {
    // FIXME: ... unless the -fkeep-inline-functions flag has been used.
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << Attr.getName();
    return;
  }

  unsigned Index = Attr.getAttributeSpellingListIndex();
  DLLExportAttr *NewAttr = S.mergeDLLExportAttr(D, Attr.getRange(), Index);
  if (NewAttr)
    D->addAttr(NewAttr);
}
开发者ID:azurepine,项目名称:clang,代码行数:14,代码来源:TargetAttributesSema.cpp

示例11: HandleDLLImportAttr

static void HandleDLLImportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
  // check the attribute arguments.
  if (Attr.getNumArgs() != 0) {
    S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
    return;
  }

  // Attribute can be applied only to functions or variables.
  if (isa<VarDecl>(D)) {
    D->addAttr(::new (S.Context) DLLImportAttr(Attr.getLoc(), S.Context));
    return;
  }

  FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
  if (!FD) {
    // Apparently Visual C++ thinks it is okay to not emit a warning
    // in this case, so only emit a warning when -fms-extensions is not
    // specified.
    if (!S.getLangOptions().Microsoft)
      S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
        << Attr.getName() << 2 /*variable and function*/;
    return;
  }

  // Currently, the dllimport attribute is ignored for inlined functions.
  // Warning is emitted.
  if (FD->isInlineSpecified()) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllimport";
    return;
  }

  // The attribute is also overridden by a subsequent declaration as dllexport.
  // Warning is emitted.
  for (AttributeList *nextAttr = Attr.getNext(); nextAttr;
       nextAttr = nextAttr->getNext()) {
    if (nextAttr->getKind() == AttributeList::AT_dllexport) {
      S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllimport";
      return;
    }
  }

  if (D->getAttr<DLLExportAttr>()) {
    S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllimport";
    return;
  }

  D->addAttr(::new (S.Context) DLLImportAttr(Attr.getLoc(), S.Context));
}
开发者ID:5432935,项目名称:crossbridge,代码行数:48,代码来源:TargetAttributesSema.cpp


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