clang/lib/Basic/ParsedAttrInfo.cpp

   1 //===- ParsedAttrInfo.cpp - Registry for attribute plugins ------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file contains the Registry of attributes added by plugins which
  10 // derive the ParsedAttrInfo class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "clang/Basic/ParsedAttrInfo.h"
  15 #include "llvm/Support/ManagedStatic.h"
  16 #include <list>
  17 #include <memory>
  18
  19 using namespace clang;
  20
  21 LLVM_INSTANTIATE_REGISTRY(ParsedAttrInfoRegistry)
  22
  23 const std::list<std::unique_ptr<ParsedAttrInfo>> &
  24 clang::getAttributePluginInstances() {
  25   static llvm::ManagedStatic<std::list<std::unique_ptr<ParsedAttrInfo>>>
  26       PluginAttrInstances;
  27   if (PluginAttrInstances->empty())
  28     for (const auto &It : ParsedAttrInfoRegistry::entries())
  29       PluginAttrInstances->emplace_back(It.instantiate());
  30
  31   return *PluginAttrInstances;
  32 }