2021-04-29 05:00:25 -05:00
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include "plugin.hxx"
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namespace
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{
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class Noexcept : public loplugin::FilteringRewritePlugin<Noexcept>
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{
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public:
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explicit Noexcept(loplugin::InstantiationData const& data)
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: FilteringRewritePlugin(data)
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{
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}
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void run() override
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{
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// Don't execute for < C++11, so we don't accidentally rewrite the legacy definitions of
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// SAL_THROW_EXTERN_C and SAL_NOEXCEPT in include/sal/types.h e.g. when building
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// CppunitTest_odk_checkapi which explicitly uses gb_CXX03FLAGS:
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if (compiler.getLangOpts().CPlusPlus11)
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{
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TraverseDecl(compiler.getASTContext().getTranslationUnitDecl());
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}
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}
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bool VisitFunctionProtoTypeLoc(FunctionProtoTypeLoc tloc)
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{
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if (ignoreLocation(tloc))
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{
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return true;
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}
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if (tloc.getTypePtr()->getExceptionSpecType() != EST_DynamicNone)
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{
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return true;
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}
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auto const r = tloc.getExceptionSpecRange();
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2021-05-18 07:47:42 -05:00
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auto r2 = r;
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auto l1 = r.getBegin();
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while (compiler.getSourceManager().isMacroArgExpansion(l1))
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{
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l1 = compiler.getSourceManager().getImmediateMacroCallerLoc(l1);
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}
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if (compiler.getSourceManager().isMacroBodyExpansion(l1))
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{
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2021-05-18 07:47:42 -05:00
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auto l2 = r.getEnd();
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while (compiler.getSourceManager().isMacroArgExpansion(l2))
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2021-04-29 05:00:25 -05:00
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{
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2021-05-18 07:47:42 -05:00
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l2 = compiler.getSourceManager().getImmediateMacroCallerLoc(l2);
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2021-04-29 05:00:25 -05:00
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}
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2021-05-18 07:47:42 -05:00
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if (compiler.getSourceManager().isMacroBodyExpansion(l2))
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2021-04-29 05:00:25 -05:00
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{
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2021-05-18 07:47:42 -05:00
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//TODO: check l1, l2 are in same macro body expansion
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auto const spl = compiler.getSourceManager().getSpellingLoc(l1);
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if (ignoreLocation(spl))
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2021-04-29 05:00:25 -05:00
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{
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2021-05-18 07:47:42 -05:00
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return true;
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2021-04-29 05:00:25 -05:00
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}
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r2 = { spl, compiler.getSourceManager().getSpellingLoc(l2) };
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}
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2021-05-18 07:47:42 -05:00
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}
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auto const repl = isInUnoIncludeFile(r.getBegin()) ? "SAL_NOEXCEPT" : "noexcept";
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if (rewriter != nullptr && replaceText(r2, repl))
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{
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return true;
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2021-04-29 05:00:25 -05:00
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}
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report(DiagnosticsEngine::Warning,
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"Replace legacy dynamic 'throw ()' exception specification with '%0'", r.getBegin())
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<< repl << r;
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return true;
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}
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};
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loplugin::Plugin::Registration<Noexcept> X("noexcept", true);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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