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