compilerplugins/clang/store/putpoolitem.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 #include <iostream>
  13 #include <fstream>
  14 #include <set>
  15 #include <unordered_set>
  16
  17 #include <clang/AST/CXXInheritance.h>
  18
  19 #include "config_clang.h"
  20
  21 #include "plugin.hxx"
  22 #include "check.hxx"
  23
  24 /**
  25
  26 */
  27
  28 namespace
  29 {
  30 class PutPoolItem : public loplugin::FilteringPlugin<PutPoolItem>
  31 {
  32 public:
  33     explicit PutPoolItem(loplugin::InstantiationData const& data)
  34         : FilteringPlugin(data)
  35     {
  36     }
  37
  38     virtual bool preRun() override
  39     {
  40         //        StringRef fn(handler.getMainFileName());
  41         //        if (loplugin::isSamePathname(fn, WORKDIR "/YaccTarget/unoidl/source/sourceprovider-parser.cxx"))
  42         //            return false;
  43         return true;
  44     }
  45     virtual void run() override
  46     {
  47         if (preRun())
  48             TraverseDecl(compiler.getASTContext().getTranslationUnitDecl());
  49     }
  50
  51     bool VisitCXXMemberCallExpr(const CXXMemberCallExpr*);
  52     bool VisitFunctionDecl(const FunctionDecl*)
  53     {
  54         //        if (f->getIdentifier() && f->getName() == "foo")
  55         //            f->dump();
  56         return true;
  57     }
  58 };
  59
  60 bool PutPoolItem::VisitCXXMemberCallExpr(const CXXMemberCallExpr* cxxCallExpr)
  61 {
  62     if (ignoreLocation(cxxCallExpr))
  63         return true;
  64     auto tc = loplugin::TypeCheck(cxxCallExpr->getObjectType());
  65     if (!tc.Class("SfxItemSet"))
  66         return true;
  67     if (!cxxCallExpr->getMethodDecl()->getIdentifier()
  68         || cxxCallExpr->getMethodDecl()->getName() != "Put")
  69         return true;
  70     auto argExpr = dyn_cast<CXXOperatorCallExpr>(cxxCallExpr->getArg(0)->IgnoreImplicit());
  71     if (!argExpr)
  72         return true;
  73     if (argExpr->getOperator() != OO_Star)
  74         return true;
  75     auto ptrExpr = argExpr->getArg(0)->IgnoreImplicit();
  76     auto tc2 = loplugin::TypeCheck(ptrExpr->getType());
  77     if (!tc2.Class("unique_ptr"))
  78         return true;
  79     // ignore calls when we are passing a copy of a member field
  80     if (isa<MemberExpr>(ptrExpr))
  81         return true;
  82
  83     StringRef fn = getFilenameOfLocation(
  84         compiler.getSourceManager().getSpellingLoc(cxxCallExpr->getBeginLoc()));
  85     if (loplugin::isSamePathname(fn, SRCDIR "/sc/source/ui/app/inputwin.cxx")
  86         || loplugin::isSamePathname(fn, SRCDIR "/sc/source/ui/dbgui/csvgrid.cxx")
  87         || loplugin::isSamePathname(fn, SRCDIR "/sw/source/uibase/shells/basesh.cxx")
  88         || loplugin::isSamePathname(fn, SRCDIR "/sw/source/uibase/shells/textsh.cxx")
  89         || loplugin::isSamePathname(fn, SRCDIR "/sw/source/filter/xml/xmlimpit.cxx")
  90         || loplugin::isSamePathname(fn, SRCDIR "/sw/source/uibase/shells/tabsh.cxx"))
  91         return true;
  92
  93     //    argExpr->dump();
  94
  95     report(DiagnosticsEngine::Warning, "could use std::move?", cxxCallExpr->getBeginLoc())
  96         << cxxCallExpr->getSourceRange();
  97     return true;
  98 }
  99
 100 loplugin::Plugin::Registration<PutPoolItem> putpoolitem("putpoolitem", true);
 101 }
 102
 103 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */