PR libstdc++/55043 (again)
PR libstdc++/55043 (again) * include/bits/alloc_traits.h (allocator_traits::construct): Disable unless construction would be well-formed. (__allow_copy_cons, __check_copy_constructible): Define. * include/bits/unordered_map.h (__check_copy_constructible): Use as base class so copy constructor will be deleted if appropriate. (is_copy_constructible): Remove specialization. * include/bits/unordered_set.h: Likewise. * include/debug/unordered_map.h: Undo previous commit. Default copy and move constructors. * include/debug/unordered_set.h: Likewise. * include/profile/unordered_map.h: Undo previous commit. * include/profile/unordered_set.h: Likewise. * testsuite/23_containers/unordered_map/55043.cc: Fix test. * testsuite/23_containers/unordered_multimap/55043.cc: Likewise. * testsuite/23_containers/unordered_multiset/55043.cc: Likewise. * testsuite/23_containers/unordered_set/55043.cc: Likewise. * testsuite/23_containers/unordered_map/requirements/53339.cc: XFAIL, cannot support incomplete types. * testsuite/23_containers/unordered_multimap/requirements/53339.cc: Likewise. From-SVN: r195253
This commit is contained in:
Jonathan Wakely
Jonathan Wakely
parent
9b940c6dd7
commit
b7202baf14
14 changed files with 71 additions and 165 deletions
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@ -1,3 +1,27 @@
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2013-01-16 Jonathan Wakely <jwakely.gcc@gmail.com>
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PR libstdc++/55043 (again)
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* include/bits/alloc_traits.h (allocator_traits::construct): Disable
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unless construction would be well-formed.
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(__allow_copy_cons, __check_copy_constructible): Define.
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* include/bits/unordered_map.h (__check_copy_constructible): Use as
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base class so copy constructor will be deleted if appropriate.
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(is_copy_constructible): Remove specialization.
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* include/bits/unordered_set.h: Likewise.
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* include/debug/unordered_map.h: Undo previous commit. Default copy
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and move constructors.
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* include/debug/unordered_set.h: Likewise.
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* include/profile/unordered_map.h: Undo previous commit.
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* include/profile/unordered_set.h: Likewise.
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* testsuite/23_containers/unordered_map/55043.cc: Fix test.
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* testsuite/23_containers/unordered_multimap/55043.cc: Likewise.
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* testsuite/23_containers/unordered_multiset/55043.cc: Likewise.
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* testsuite/23_containers/unordered_set/55043.cc: Likewise.
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* testsuite/23_containers/unordered_map/requirements/53339.cc: XFAIL,
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cannot support incomplete types.
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* testsuite/23_containers/unordered_multimap/requirements/53339.cc:
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Likewise.
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2013-01-16 Jonathan Wakely <jwakely.gcc@gmail.com>
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PR libstdc++/55043
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@ -257,7 +257,8 @@ _GLIBCXX_ALLOC_TR_NESTED_TYPE(propagate_on_container_swap,
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template<typename _Tp, typename... _Args>
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static typename
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enable_if<!__construct_helper<_Tp, _Args...>::value, void>::type
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enable_if<__and_<__not_<__construct_helper<_Tp, _Args...>>,
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is_constructible<_Tp, _Args...>>::value, void>::type
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_S_construct(_Alloc&, _Tp* __p, _Args&&... __args)
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{ ::new((void*)__p) _Tp(std::forward<_Args>(__args)...); }
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@ -389,7 +390,8 @@ _GLIBCXX_ALLOC_TR_NESTED_TYPE(propagate_on_container_swap,
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* arguments @a __args...
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*/
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template<typename _Tp, typename... _Args>
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static void construct(_Alloc& __a, _Tp* __p, _Args&&... __args)
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static auto construct(_Alloc& __a, _Tp* __p, _Args&&... __args)
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-> decltype(_S_construct(__a, __p, std::forward<_Args>(__args)...))
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{ _S_construct(__a, __p, std::forward<_Args>(__args)...); }
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/**
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@ -526,9 +528,10 @@ _GLIBCXX_ALLOC_TR_NESTED_TYPE(propagate_on_container_swap,
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_M_select(...);
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public:
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typedef decltype(_M_select<typename _Alloc::value_type>(0)) type;
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typedef decltype(_M_select<typename _Alloc::value_type>(0)) type;
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};
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// true if _Alloc::value_type is CopyInsertable into containers using _Alloc
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template<typename _Alloc>
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struct __is_copy_insertable
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: __is_copy_insertable_impl<_Alloc>::type
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@ -540,9 +543,23 @@ _GLIBCXX_ALLOC_TR_NESTED_TYPE(propagate_on_container_swap,
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: is_copy_constructible<_Tp>
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{ };
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template<typename _Container>
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using __has_copy_insertable_val
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= __is_copy_insertable<typename _Container::allocator_type>;
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// Used to allow copy construction of unordered containers
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template<bool> struct __allow_copy_cons { };
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// Used to delete copy constructor of unordered containers
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template<>
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struct __allow_copy_cons<false>
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{
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__allow_copy_cons() = default;
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__allow_copy_cons(const __allow_copy_cons&) = delete;
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__allow_copy_cons(__allow_copy_cons&&) = default;
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__allow_copy_cons& operator=(const __allow_copy_cons&) = default;
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__allow_copy_cons& operator=(__allow_copy_cons&&) = default;
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};
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template<typename _Alloc>
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using __check_copy_constructible
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= __allow_copy_cons<__is_copy_insertable<_Alloc>::value>;
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace std
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@ -94,7 +94,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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class _Hash = hash<_Key>,
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class _Pred = std::equal_to<_Key>,
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> > >
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class unordered_map
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class unordered_map : __check_copy_constructible<_Alloc>
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{
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typedef __umap_hashtable<_Key, _Tp, _Hash, _Pred, _Alloc> _Hashtable;
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_Hashtable _M_h;
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@ -775,7 +775,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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class _Hash = hash<_Key>,
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class _Pred = std::equal_to<_Key>,
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class _Alloc = std::allocator<std::pair<const _Key, _Tp> > >
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class unordered_multimap
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class unordered_multimap : __check_copy_constructible<_Alloc>
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{
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typedef __ummap_hashtable<_Key, _Tp, _Hash, _Pred, _Alloc> _Hashtable;
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_Hashtable _M_h;
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@ -1408,26 +1408,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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{ return !(__x == __y); }
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_GLIBCXX_END_NAMESPACE_CONTAINER
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<_GLIBCXX_STD_C::unordered_map<_Key, _Tp, _Hash,
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_Pred, _Alloc>>
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: __has_copy_insertable_val<_GLIBCXX_STD_C::unordered_map<_Key, _Tp, _Hash,
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_Pred, _Alloc>>
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{ };
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<_GLIBCXX_STD_C::unordered_multimap<_Key, _Tp, _Hash,
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_Pred, _Alloc>>
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: __has_copy_insertable_val<_GLIBCXX_STD_C::unordered_multimap<_Key, _Tp,
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_Hash, _Pred,
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_Alloc>>
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{ };
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} // namespace std
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#endif /* _UNORDERED_MAP_H */
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@ -90,7 +90,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value> >
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class unordered_set
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class unordered_set : __check_copy_constructible<_Alloc>
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{
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typedef __uset_hashtable<_Value, _Hash, _Pred, _Alloc> _Hashtable;
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_Hashtable _M_h;
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@ -695,7 +695,7 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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class _Hash = hash<_Value>,
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class _Pred = std::equal_to<_Value>,
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class _Alloc = std::allocator<_Value> >
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class unordered_multiset
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class unordered_multiset : __check_copy_constructible<_Alloc>
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{
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typedef __umset_hashtable<_Value, _Hash, _Pred, _Alloc> _Hashtable;
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_Hashtable _M_h;
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@ -1291,23 +1291,6 @@ _GLIBCXX_BEGIN_NAMESPACE_CONTAINER
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{ return !(__x == __y); }
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_GLIBCXX_END_NAMESPACE_CONTAINER
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template<typename _Key, typename _Hash, typename _Pred, typename _Alloc>
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struct is_copy_constructible<_GLIBCXX_STD_C::unordered_set<_Key, _Hash,
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_Pred, _Alloc>>
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: __has_copy_insertable_val<_GLIBCXX_STD_C::unordered_set<_Key, _Hash,
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_Pred, _Alloc>>
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{ };
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template<typename _Key, typename _Hash, typename _Pred, typename _Alloc>
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struct
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is_copy_constructible<_GLIBCXX_STD_C::unordered_multiset<_Key, _Hash,
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_Pred, _Alloc>>
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: __has_copy_insertable_val<_GLIBCXX_STD_C::unordered_multiset<_Key, _Hash,
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_Pred,
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_Alloc>>
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{ };
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} // namespace std
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#endif /* _UNORDERED_SET_H */
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@ -96,14 +96,12 @@ namespace __debug
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__gnu_debug::__base(__last), __n,
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__hf, __eql, __a) { }
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unordered_map(const unordered_map& __x)
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: _Base(__x) { }
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unordered_map(const unordered_map& __x) = default;
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unordered_map(const _Base& __x)
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: _Base(__x) { }
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unordered_map(unordered_map&& __x)
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: _Base(std::move(__x)) { }
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unordered_map(unordered_map&& __x) = default;
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unordered_map(initializer_list<value_type> __l,
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size_type __n = 0,
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@ -547,14 +545,12 @@ namespace __debug
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__gnu_debug::__base(__last), __n,
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__hf, __eql, __a) { }
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unordered_multimap(const unordered_multimap& __x)
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: _Base(__x) { }
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unordered_multimap(const unordered_multimap& __x) = default;
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unordered_multimap(const _Base& __x)
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: _Base(__x) { }
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unordered_multimap(unordered_multimap&& __x)
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: _Base(std::move(__x)) { }
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unordered_multimap(unordered_multimap&& __x) = default;
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unordered_multimap(initializer_list<value_type> __l,
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size_type __n = 0,
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@ -938,30 +934,6 @@ namespace __debug
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{ return !(__x == __y); }
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} // namespace __debug
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<__debug::unordered_map<_Key, _Tp, _Hash, _Pred,
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_Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_C::unordered_map<_Key, _Tp,
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_Hash, _Pred,
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_Alloc> >
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{ };
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<__debug::unordered_multimap<_Key, _Tp, _Hash, _Pred,
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_Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_C::unordered_multimap<_Key, _Tp,
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_Hash, _Pred,
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_Alloc> >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace std
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#endif // C++11
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@ -96,14 +96,12 @@ namespace __debug
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__gnu_debug::__base(__last), __n,
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__hf, __eql, __a) { }
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unordered_set(const unordered_set& __x)
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: _Base(__x) { }
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unordered_set(const unordered_set& __x) = default;
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unordered_set(const _Base& __x)
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: _Base(__x) { }
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unordered_set(unordered_set&& __x)
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: _Base(std::move(__x)) { }
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unordered_set(unordered_set&& __x) = default;
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unordered_set(initializer_list<value_type> __l,
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size_type __n = 0,
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@ -542,14 +540,12 @@ namespace __debug
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__gnu_debug::__base(__last), __n,
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__hf, __eql, __a) { }
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unordered_multiset(const unordered_multiset& __x)
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: _Base(__x) { }
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unordered_multiset(const unordered_multiset& __x) = default;
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unordered_multiset(const _Base& __x)
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: _Base(__x) { }
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unordered_multiset(unordered_multiset&& __x)
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: _Base(std::move(__x)) { }
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unordered_multiset(unordered_multiset&& __x) = default;
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unordered_multiset(initializer_list<value_type> __l,
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size_type __n = 0,
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@ -920,27 +916,6 @@ namespace __debug
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{ return !(__x == __y); }
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} // namespace __debug
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Key, typename _Hash, typename _Pred, typename _Alloc>
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struct
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is_copy_constructible<__debug::unordered_set<_Key, _Hash, _Pred, _Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_C::unordered_set<_Key,
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_Hash, _Pred,
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_Alloc> >
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{ };
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template<typename _Key, typename _Hash, typename _Pred, typename _Alloc>
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struct
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is_copy_constructible<__debug::unordered_multiset<_Key, _Hash, _Pred,
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_Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_C::unordered_multiset<_Key,
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_Hash, _Pred,
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_Alloc> >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace std
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#endif // C++11
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@ -339,25 +339,11 @@ namespace __profile
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const unordered_map<_Key, _Tp, _Hash, _Pred, _Alloc>& __y)
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{ return !(__x == __y); }
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} // namespace __profile
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<__profile::unordered_map<_Key, _Tp, _Hash,
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_Pred, _Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_BASE >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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#undef _GLIBCXX_BASE
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#undef _GLIBCXX_STD_BASE
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#define _GLIBCXX_BASE unordered_multimap<_Key, _Tp, _Hash, _Pred, _Alloc>
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#define _GLIBCXX_STD_BASE _GLIBCXX_STD_C::_GLIBCXX_BASE
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namespace __profile
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{
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/// Class std::unordered_multimap wrapper with performance instrumentation.
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template<typename _Key, typename _Tp,
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typename _Hash = std::hash<_Key>,
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@ -623,18 +609,6 @@ namespace __profile
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{ return !(__x == __y); }
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} // namespace __profile
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Key, typename _Tp, typename _Hash, typename _Pred,
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typename _Alloc>
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struct
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is_copy_constructible<__profile::unordered_multimap<_Key, _Tp, _Hash,
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_Pred, _Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_BASE >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace std
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#undef _GLIBCXX_BASE
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@ -305,23 +305,11 @@ namespace __profile
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const unordered_set<_Key, _Hash, _Pred, _Alloc>& __y)
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{ return !(__x == __y); }
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} // namespace __profile
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Key, typename _Hash, typename _Pred, typename _Alloc>
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struct
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is_copy_constructible<__profile::unordered_set<_Key, _Hash, _Pred, _Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_BASE >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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#undef _GLIBCXX_BASE
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#undef _GLIBCXX_STD_BASE
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#define _GLIBCXX_STD_BASE _GLIBCXX_STD_C::_GLIBCXX_BASE
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#define _GLIBCXX_BASE unordered_multiset<_Value, _Hash, _Pred, _Alloc>
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namespace __profile
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{
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/** @brief Unordered_multiset wrapper with performance instrumentation. */
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template<typename _Value,
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typename _Hash = std::hash<_Value>,
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@ -580,17 +568,6 @@ namespace __profile
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{ return !(__x == __y); }
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} // namespace __profile
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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template<typename _Value, typename _Hash, typename _Pred, typename _Alloc>
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struct
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is_copy_constructible<__profile::unordered_multiset<_Value, _Hash,
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_Pred, _Alloc>>
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: is_copy_constructible< _GLIBCXX_STD_BASE >
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{ };
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace std
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#undef _GLIBCXX_BASE
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@ -63,7 +63,7 @@ struct Alloc : std::allocator<T>
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// verify is_copy_constructible depends on allocator
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typedef test_type<Alloc<MoveOnly, true>> uim_rval;
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static_assert(std::is_copy_constructible<uim_rval>::value, "is not copyable");
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static_assert(!std::is_copy_constructible<uim_rval>::value, "is not copyable");
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|
||||
typedef test_type<Alloc<MoveOnly, false>> uim_lval;
|
||||
static_assert(std::is_copy_constructible<uim_lval>::value, "is copyable");
|
||||
|
|
|
|||
|
|
@ -1,7 +1,9 @@
|
|||
// { dg-do compile }
|
||||
// XFAIL because of PR libstdc++/55043 fix
|
||||
// { dg-do compile { xfail *-*-* } }
|
||||
// { dg-excess-errors "" }
|
||||
// { dg-options "-std=gnu++11" }
|
||||
|
||||
// Copyright (C) 2012 Free Software Foundation, Inc.
|
||||
// Copyright (C) 2012-2013 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
|
|
|
|||
|
|
@ -63,7 +63,7 @@ struct Alloc : std::allocator<T>
|
|||
|
||||
// verify is_copy_constructible depends on allocator
|
||||
typedef test_type<Alloc<MoveOnly, true>> uim_rval;
|
||||
static_assert(std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
static_assert(!std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
|
||||
typedef test_type<Alloc<MoveOnly, false>> uim_lval;
|
||||
static_assert(std::is_copy_constructible<uim_lval>::value, "is copyable");
|
||||
|
|
|
|||
|
|
@ -1,7 +1,9 @@
|
|||
// { dg-do compile }
|
||||
// XFAIL because of PR libstdc++/55043 fix
|
||||
// { dg-do compile { xfail *-*-* } }
|
||||
// { dg-excess-errors "" }
|
||||
// { dg-options "-std=gnu++11" }
|
||||
|
||||
// Copyright (C) 2012 Free Software Foundation, Inc.
|
||||
// Copyright (C) 2012-2013 Free Software Foundation, Inc.
|
||||
//
|
||||
// This file is part of the GNU ISO C++ Library. This library is free
|
||||
// software; you can redistribute it and/or modify it under the
|
||||
|
|
|
|||
|
|
@ -67,7 +67,7 @@ struct Alloc : std::allocator<T>
|
|||
|
||||
// verify is_copy_constructible depends on allocator
|
||||
typedef test_type<Alloc<MoveOnly, true>> uim_rval;
|
||||
static_assert(std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
static_assert(!std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
|
||||
typedef test_type<Alloc<MoveOnly, false>> uim_lval;
|
||||
static_assert(std::is_copy_constructible<uim_lval>::value, "is copyable");
|
||||
|
|
|
|||
|
|
@ -67,7 +67,7 @@ struct Alloc : std::allocator<T>
|
|||
|
||||
// verify is_copy_constructible depends on allocator
|
||||
typedef test_type<Alloc<MoveOnly, true>> uim_rval;
|
||||
static_assert(std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
static_assert(!std::is_copy_constructible<uim_rval>::value, "is not copyable");
|
||||
|
||||
typedef test_type<Alloc<MoveOnly, false>> uim_lval;
|
||||
static_assert(std::is_copy_constructible<uim_lval>::value, "is copyable");
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue