compilerplugins/clang/inlinevisible.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef LO_CLANG_SHARED_PLUGINS
  11
  12 #include <cassert>
  13 #include <string>
  14
  15 #include "clang/AST/Attr.h"
  16 #include "clang/Sema/SemaInternal.h" // warn_unused_function
  17
  18 #include "plugin.hxx"
  19
  20 namespace {
  21
  22 class InlineVisible:
  23     public loplugin::FilteringPlugin<InlineVisible>
  24 {
  25 public:
  26     explicit InlineVisible(loplugin::InstantiationData const & data):
  27         FilteringPlugin(data) {}
  28
  29     void run() override
  30     { TraverseDecl(compiler.getASTContext().getTranslationUnitDecl()); }
  31
  32     bool VisitFunctionDecl(FunctionDecl const * decl);
  33 };
  34
  35 bool InlineVisible::VisitFunctionDecl(FunctionDecl const * decl) {
  36     if (!ignoreLocation(decl) && decl->isInlineSpecified()) {
  37         VisibilityAttr * attr = decl->getAttr<VisibilityAttr>();
  38         if (attr != nullptr && attr->getVisibility() == VisibilityAttr::Default)
  39         {
  40             report(
  41                 DiagnosticsEngine::Warning,
  42                 ("Function explicitly declared both inline and "
  43                  " visibility=default"),
  44                 decl->getLocation())
  45                 << decl->getSourceRange();
  46         }
  47     }
  48     return true;
  49 }
  50
  51 loplugin::Plugin::Registration<InlineVisible> inlinevisible("inlinevisible");
  52
  53 }
  54
  55 #endif // LO_CLANG_SHARED_PLUGINS
  56
  57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */