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