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 #ifndef LO_CLANG_SHARED_PLUGINS
  10
  11 #include <cassert>
  12 #include <string>
  13
  14 #include "clang/AST/Attr.h"
  15 #include "clang/Sema/SemaInternal.h" // warn_unused_function
  16
  17 #include "plugin.hxx"
  18
  19 namespace {
  20
  21 class InlineVisible:
  22     public loplugin::FilteringPlugin<InlineVisible>
  23 {
  24 public:
  25     explicit InlineVisible(loplugin::InstantiationData const & data):
  26         FilteringPlugin(data) {}
  27
  28     void run() override
  29     { TraverseDecl(compiler.getASTContext().getTranslationUnitDecl()); }
  30
  31     bool VisitFunctionDecl(FunctionDecl const * decl);
  32 };
  33
  34 bool InlineVisible::VisitFunctionDecl(FunctionDecl const * decl) {
  35     if (!ignoreLocation(decl) && decl->isInlineSpecified()) {
  36         VisibilityAttr * attr = decl->getAttr<VisibilityAttr>();
  37         if (attr != nullptr && attr->getVisibility() == VisibilityAttr::Default)
  38         {
  39             report(
  40                 DiagnosticsEngine::Warning,
  41                 ("Function explicitly declared both inline and "
  42                  " visibility=default"),
  43                 decl->getLocation())
  44                 << decl->getSourceRange();
  45         }
  46     }
  47     return true;
  48 }
  49
  50 loplugin::Plugin::Registration<InlineVisible> inlinevisible("inlinevisible");
  51
  52 }
  53
  54 #endif // LO_CLANG_SHARED_PLUGINS
  55
  56 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */