--- /dev/null
+// { dg-do compile }
+namespace mpl {
+template <typename, typename = int> struct lambda;
+template <typename T3> struct if_ { typedef T3 type; };
+template <int> struct arg {
+ template <typename U1, typename> struct apply { typedef U1 type; };
+};
+template <typename> struct begin_impl;
+template <typename Sequence> struct begin {
+ typedef typename Sequence::tag tag_;
+ typedef typename begin_impl<tag_>::template apply<Sequence>::type type;
+};
+template <typename> struct O1_size_impl;
+}
+template <long N> struct long_ { static const long value = N; };
+namespace mpl {
+template <typename Sequence>
+struct O1_size
+ : O1_size_impl<typename Sequence::tag>::template apply<Sequence> {};
+typedef arg<1> _1;
+template <typename T> struct protect : T {};
+template <typename F> struct apply_wrap1 : F::template apply<int> {};
+template <typename F, typename T1, typename T2>
+struct apply_wrap2 : F::template apply<T1, T2> {};
+template <typename F> struct apply_wrap5 : F::template apply<int> {};
+template <typename, typename, typename, typename, typename, typename>
+struct resolve_bind_arg;
+template <typename T, typename> struct replace_unnamed_arg { typedef T type; };
+template <typename F, typename> struct bind1 {
+ template <typename> struct apply {
+ typedef typename apply_wrap1<F>::type type;
+ };
+};
+template <typename F, typename T1, typename U1, typename U2, typename U3,
+ typename U4, typename U5>
+struct resolve_bind_arg<bind1<F, T1>, U1, U2, U3, U4, U5> {
+ typedef typename apply_wrap5<bind1<F, T1>>::type type;
+};
+template <typename F, typename, typename T2> struct bind2 {
+ template <typename U1, typename U2> struct apply {
+ typedef resolve_bind_arg<typename replace_unnamed_arg<T2, arg<1>>::type, U1,
+ U2, int, int, int> t2;
+ typedef typename apply_wrap2<F, typename U1::type, typename t2::type>::type
+ type;
+ };
+};
+template <typename T> struct quote_impl { typedef T type; };
+template <template <typename> class F> struct quote1 {
+ template <typename> struct apply : quote_impl<F<int>> {};
+};
+template <typename T, typename> struct lambda {
+ typedef T type;
+ typedef arg<1> result_;
+};
+template <typename, template <typename> class, typename> struct le_result1;
+template <template <typename> class F, typename L1>
+struct le_result1<int, F, L1> {
+ typedef protect<bind1<quote1<F>, typename L1::result_>> type;
+};
+template <template <typename> class F, typename T1, typename Tag>
+struct lambda<F<T1>, Tag> {
+ typedef typename le_result1<int, F, lambda<T1>>::type type;
+};
+template <int, typename, typename, typename> struct iter_fold_impl;
+template <typename First, typename State, typename ForwardOp>
+struct iter_fold_impl<1, First, State, ForwardOp> {
+ typedef typename apply_wrap2<ForwardOp, State, First>::type state;
+};
+template <typename Sequence, typename State, typename ForwardOp>
+struct iter_fold {
+ typedef typename iter_fold_impl<O1_size<Sequence>::value,
+ typename begin<Sequence>::type, State,
+ ForwardOp>::state type;
+};
+template <typename> struct deref;
+template <typename> struct push_front_impl;
+template <typename T> struct l_item {
+ typedef int tag;
+ typedef l_item type;
+ typedef long_<1> size;
+ typedef T item;
+};
+struct l_end {
+ typedef int tag;
+ typedef l_end type;
+};
+template <> struct push_front_impl<int> {
+ template <typename, typename T> struct apply { typedef l_item<T> type; };
+};
+template <> struct O1_size_impl<int> {
+ template <typename> struct apply : l_item<int>::size {};
+};
+template <typename> struct l_iter;
+template <typename Node> struct deref<l_iter<Node>> {
+ typedef typename Node::item type;
+};
+template <> struct begin_impl<int> {
+ template <typename List> struct apply {
+ typedef l_iter<typename List::type> type;
+ };
+};
+template <typename> struct list : l_item<int> {};
+}
+template <typename T> T &cast_storage(void *storage) {
+ return *static_cast<T *>(storage);
+}
+struct symbol;
+struct visitation_impl_step {
+ typedef symbol type;
+};
+template <typename Visitor, typename VoidPtrCV, typename T>
+void visitation_impl_invoke_impl(int, Visitor visitor, VoidPtrCV storage, T *) {
+ visitor.internal_visit(cast_storage<T>(storage), 1);
+}
+int visitation_impl_invoke_internal_which, visitation_impl_logical_which;
+template <typename Visitor, typename VoidPtrCV, typename T,
+ typename NoBackupFlag>
+void visitation_impl_invoke(Visitor visitor, VoidPtrCV storage, T t,
+ NoBackupFlag, int) {
+ visitation_impl_invoke_impl(visitation_impl_invoke_internal_which, visitor,
+ storage, t);
+}
+template <typename Which, typename step0, typename Visitor, typename VoidPtrCV,
+ typename NoBackupFlag>
+void visitation_impl(int, Visitor visitor, VoidPtrCV storage, int,
+ NoBackupFlag no_backup_flag, Which, step0 *) {
+ switch (visitation_impl_logical_which)
+ case 0:
+ visitation_impl_invoke(visitor, storage,
+ static_cast<typename step0::type *>(0), no_backup_flag,
+ 1);
+}
+template <long N> struct size_t { static const long value = N; };
+struct aligned_storage_imp {};
+template <long> class aligned_storage : aligned_storage_imp {
+public:
+ void *address() { return static_cast<aligned_storage_imp *>(this); }
+};
+namespace mpl {
+template <typename> struct less;
+template <typename> struct select_max {
+ template <typename OldIterator, typename> struct apply {
+ typedef OldIterator type;
+ };
+};
+template <typename Sequence, typename Predicate = less<arg<11>>>
+struct max_element : iter_fold<Sequence, typename begin<Sequence>::type,
+ protect<select_max<Predicate>>> {};
+template <typename Sequence = int, typename T = int>
+struct push_front
+ : push_front_impl<typename Sequence::tag>::template apply<Sequence, T> {};
+template <> struct push_front<> {
+ template <typename T1, typename T2> struct apply : push_front<T1, T2> {};
+};
+template <typename> struct sizeof_ : size_t<sizeof(int)> {};
+template <long, typename, typename, typename, typename>
+struct reverse_fold_impl;
+template <typename First, typename State, typename BackwardOp,
+ typename ForwardOp>
+struct reverse_fold_impl<1, First, State, BackwardOp, ForwardOp> {
+ typedef First iter0;
+ typedef typename apply_wrap2<
+ BackwardOp,
+ typename apply_wrap2<ForwardOp, State, typename deref<iter0>::type>::type,
+ typename deref<iter0>::type>::type state;
+};
+template <typename Sequence, typename State, typename BackwardOp,
+ typename ForwardOp = arg<1>>
+struct reverse_fold {
+ typedef typename reverse_fold_impl<O1_size<Sequence>::value,
+ typename begin<Sequence>::type, State,
+ BackwardOp, ForwardOp>::state type;
+};
+template <typename> struct inserter {
+ typedef mpl::l_end state;
+ typedef mpl::push_front<> operation;
+};
+template <typename Seq, typename Op, typename In>
+struct reverse_transform1_impl
+ : reverse_fold<Seq, typename In::state,
+ bind2<typename lambda<typename In::operation>::type, _1,
+ bind1<typename lambda<Op>::type, arg<2>>>> {};
+template <typename P1, typename P2>
+struct transform1
+ : if_<reverse_transform1_impl<P1, P2, inserter<push_front<>>>>::type {};
+}
+template <typename, typename> struct max_value {
+ typedef mpl::transform1<mpl::list<symbol>, mpl::sizeof_<mpl::arg<1>>>::type
+ transformed_;
+ typedef mpl::max_element<transformed_>::type max_it;
+ typedef mpl::deref<max_it>::type type;
+};
+template <typename> struct make_storage {
+ typedef max_value<int, mpl::sizeof_<int>>::type max_size;
+ typedef aligned_storage<max_size::value> type;
+};
+struct destroyer {
+ template <typename T> void internal_visit(T &operand, int) { operand.~T(); }
+};
+template <typename, typename...> class variant {
+ typedef int internal_types;
+ int which_;
+ make_storage<internal_types>::type storage_;
+public:
+ ~variant() {
+ destroyer visitor;
+ internal_apply_visitor(visitor);
+ }
+ template <typename Visitor, typename VoidPtrCV>
+ void internal_apply_visitor_impl(int internal_which, int, Visitor visitor,
+ VoidPtrCV storage) {
+ visitation_impl(internal_which, visitor, storage, int(), int(),
+ static_cast<int>(0),
+ static_cast<visitation_impl_step *>(0));
+ }
+ int internal_apply_visitor___trans_tmp_1;
+ template <typename Visitor> void internal_apply_visitor(Visitor visitor) {
+ internal_apply_visitor_impl(which_, internal_apply_visitor___trans_tmp_1,
+ visitor, storage_.address());
+ }
+};
+struct symbol {
+ virtual ~symbol();
+};
+using Identifier = variant<int>;
+struct Fragment {
+ virtual void foo() const = 0;
+ virtual ~Fragment();
+};
+struct ProcFrag : Fragment {
+ ~ProcFrag() {}
+ void foo() const;
+ Identifier id;
+};
+struct Fragments {
+ ~Fragments() { delete x; }
+ Fragment *x;
+} fragments;
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