...as e.g. CppunitTest_sw_filters_test under -fsanitize=undefined complains

> svx/source/customshapes/EnhancedCustomShapeTypeNames.cxx:304:13: runtime error: load of value 4294967295, which is not a valid value for type 'const MSO_SPT'
>  EnhancedCustomShapeTypeNames::Get(MSO_SPT) svx/source/customshapes/EnhancedCustomShapeTypeNames.cxx:304:5
>  SdrObjCustomShape::MergeDefaultAttributes(rtl::OUString const*) svx/source/svdraw/svdoashp.cxx:873:26
>  SvxCustomShape::createCustomShapeDefaults(rtl::OUString const&) svx/source/unodraw/unoshap2.cxx:1933:26
>  non-virtual thunk to SvxCustomShape::createCustomShapeDefaults(rtl::OUString const&) svx/source/unodraw/unoshap2.cxx:1934:1
>  oox::vml::CustomShape::implConvertAndInsert(com::sun::star::uno::Reference<com::sun::star::drawing::XShapes> const&, com::sun::star::awt::Rectangle const&) const oox/source/vml/vmlshape.cxx:976:9
>  oox::vml::ComplexShape::implConvertAndInsert(com::sun::star::uno::Reference<com::sun::star::drawing::XShapes> const&, com::sun::star::awt::Rectangle const&) const oox/source/vml/vmlshape.cxx:1073:12
>  oox::vml::ShapeBase::convertAndInsert(com::sun::star::uno::Reference<com::sun::star::drawing::XShapes> const&, oox::vml::ShapeParentAnchor const*) const oox/source/vml/vmlshape.cxx:307:22
>  oox::shape::ShapeContextHandler::getShape() oox/source/shape/ShapeContextHandler.cxx:432:27
>  non-virtual thunk to oox::shape::ShapeContextHandler::getShape() oox/source/shape/ShapeContextHandler.cxx:545:1
>  writerfilter::ooxml::OOXMLFastContextHandlerShape::sendShape(int) writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:1742:48
>  writerfilter::ooxml::OOXMLFastContextHandlerShape::lcl_endFastElement(int) writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:1769:9
>  writerfilter::ooxml::OOXMLFastContextHandler::endFastElement(int) writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:249:9
>  non-virtual thunk to writerfilter::ooxml::OOXMLFastContextHandler::endFastElement(int) writerfilter/source/ooxml/OOXMLFastContextHandler.cxx:250:1
>  (anonymous namespace)::Entity::endElement() sax/source/fastparser/fastparser.cxx:484:13
>  sax_fastparser::FastSaxParserImpl::callbackEndElement(char const*) sax/source/fastparser/fastparser.cxx:1216:9
>  (anonymous namespace)::call_callbackEndElement(void*, char const*) sax/source/fastparser/fastparser.cxx:295:5
>  doContent (instdir/program/libexpwraplo.so+0x369381)
>  contentProcessor (instdir/program/libexpwraplo.so+0x34d9ee)
>  doProlog (instdir/program/libexpwraplo.so+0x330991)
>  prologProcessor (instdir/program/libexpwraplo.so+0x32a1f6)
>  prologInitProcessor (instdir/program/libexpwraplo.so+0x38d185)
>  XML_ParseBuffer (instdir/program/libexpwraplo.so+0x31359b)
>  XML_Parse (instdir/program/libexpwraplo.so+0x30f34e)
>  sax_fastparser::FastSaxParserImpl::parse() sax/source/fastparser/fastparser.cxx:1058:52
>  sax_fastparser::FastSaxParserImpl::parseStream(com::sun::star::xml::sax::InputSource const&) sax/source/fastparser/fastparser.cxx:852:13
>  sax_fastparser::FastSaxParser::parseStream(com::sun::star::xml::sax::InputSource const&) sax/source/fastparser/fastparser.cxx:1339:5
>  non-virtual thunk to sax_fastparser::FastSaxParser::parseStream(com::sun::star::xml::sax::InputSource const&) sax/source/fastparser/fastparser.cxx:1340:1
>  writerfilter::ooxml::OOXMLDocumentImpl::resolve(writerfilter::Stream&) writerfilter/source/ooxml/OOXMLDocumentImpl.cxx:500:13
>  WriterFilter::filter(com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> const&) writerfilter/source/filter/ImportFilter.cxx:107:9
>  non-virtual thunk to WriterFilter::filter(com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue> const&) writerfilter/source/filter/ImportFilter.cxx:173:1
>  SfxObjectShell::ImportFrom(SfxMedium&, com::sun::star::uno::Reference<com::sun::star::text::XTextRange> const&) sfx2/source/doc/objstor.cxx:2271:21
>  SfxObjectShell::DoLoad(SfxMedium*) sfx2/source/doc/objstor.cxx:767:23
>  SwFiltersTest::filter(rtl::OUString const&, rtl::OUString const&, rtl::OUString const&, unsigned int, unsigned int, unsigned int, bool) sw/qa/core/filters-test.cxx:112:20
>  SwFiltersTest::load(rtl::OUString const&, rtl::OUString const&, rtl::OUString const&, unsigned int, unsigned int, unsigned int) sw/qa/core/filters-test.cxx:71:12
>  test::FiltersTest::recursiveScan(test::filterStatus, rtl::OUString const&, rtl::OUString const&, rtl::OUString const&, unsigned int, unsigned int, unsigned int, bool) unotest/source/cpp/filters-test.cxx:111:24
>  test::FiltersTest::testDir(rtl::OUString const&, rtl::OUString const&, rtl::OUString const&, unsigned int, unsigned int, unsigned int, bool) unotest/source/cpp/filters-test.cxx:137:5
>  SwFiltersTest::testCVEs() sw/qa/core/filters-test.cxx:162:5

Change-Id: I8249f962585def8c98327cce9939e2b96b648612