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Fix dejagnu directives in shared_ptr test 

PR libstdc++/68825
	* include/experimental/bits/shared_ptr.h (__shared_ptr, __weak_ptr,
	experimental::shared_ptr, experimental::weak_ptr): Constrain
	assignment operators.
	* testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
	Change to a compile-only test and change dg-excess-errors to dg-error.

From-SVN: r231516
This commit is contained in:
Jonathan Wakely 2015-12-10 14:32:16 +00:00 committed by Jonathan Wakely
parent 102a163189
commit aca12aff8b
3 changed files with 44 additions and 45 deletions
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7
libstdc++-v3/ChangeLog
View File

@ -1,5 +1,12 @@
2015-12-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/68825
* include/experimental/bits/shared_ptr.h (__shared_ptr, __weak_ptr,
experimental::shared_ptr, experimental::weak_ptr): Constrain
assignment operators.
* testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
Change to a compile-only test and change dg-excess-errors to dg-error.
* doc/doxygen/user.cfg.in: Use EXTENSION_MAPPING tag. Add new headers
to INPUT. Remove obsolete XML_SCHEMA and XML_DTD tags. Update
PREDEFINED macros. Set BRIEF_MEMBER_DESC for man-pages.

75
libstdc++-v3/include/experimental/bits/shared_ptr.h
View File

@ -91,9 +91,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
class __shared_ptr<__libfund_v1<_Tp, false>, _Lp>
: private __shared_ptr<_Tp, _Lp>
{
template<typename _Tp1>
template<typename _Tp1, typename _Res = void>
using _Compatible
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value>;
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value, _Res>;
using _Base_type = __shared_ptr<_Tp>;
@ -201,7 +201,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
using _Base_type::operator->;
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(const __shared_ptr<__libfund_v1<_Tp1>, _Lp>& __r) noexcept
{
_Base_type::operator=(__r._M_get_base());
@ -209,7 +209,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<class _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(__shared_ptr<__libfund_v1<_Tp1>, _Lp>&& __r) noexcept
{
_Base_type::operator=(std::move(__r._M_get_base()));
@ -217,7 +217,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(std::unique_ptr<_Tp1>&& __r)
{
_Base_type::operator=(std::move(__r));
@ -226,7 +226,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#if _GLIBCXX_USE_DEPRECATED
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(std::auto_ptr<_Tp1>&& __r)
{
_Base_type::operator=(std::move(__r));
@ -292,26 +292,16 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
using element_type = remove_extent_t<_Tp>;
private:
struct _Array_Deleter
struct _Array_deleter
{
void
operator()(element_type const *__p) const
{ delete [] __p; }
};
struct _Normal_Deleter
{
void
operator()(element_type const *__p) const
{ delete __p; }
};
template<typename _Tp1>
template<typename _Tp1, typename _Res = void>
using _Compatible
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value>;
using _Deleter_type
= conditional_t<is_array<_Tp>::value, _Array_Deleter, _Normal_Deleter>;
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value, _Res>;
using _Base_type = __shared_ptr<element_type>;
@ -325,7 +315,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Tp1>
explicit __shared_ptr(_Tp1* __p)
: _Base_type(__p, _Deleter_type())
: _Base_type(__p, _Array_deleter())
{ }
template<typename _Tp1, typename _Deleter>
@ -402,7 +392,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
reset(_Tp1* __p)
{
_GLIBCXX_DEBUG_ASSERT(__p == 0 || __p != get());
__shared_ptr(__p, _Deleter_type()).swap(*this);
__shared_ptr(__p, _Array_deleter()).swap(*this);
}
template<typename _Tp1, typename _Deleter>
@ -423,7 +413,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(const __shared_ptr<__libfund_v1<_Tp1>, _Lp>& __r) noexcept
{
_Base_type::operator=(__r._M_get_base());
@ -431,7 +421,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<class _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(__shared_ptr<__libfund_v1<_Tp1>, _Lp>&& __r) noexcept
{
_Base_type::operator=(std::move(__r._M_get_base()));
@ -439,7 +429,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(std::unique_ptr<_Tp1>&& __r)
{
_Base_type::operator=(std::move(__r));
@ -448,7 +438,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#if _GLIBCXX_USE_DEPRECATED
template<typename _Tp1>
__shared_ptr&
_Compatible<_Tp1, __shared_ptr&>
operator=(std::auto_ptr<_Tp1>&& __r)
{
_Base_type::operator=(std::move(__r));
@ -509,8 +499,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
class __weak_ptr<__libfund_v1<_Tp>, _Lp>
: __weak_ptr<remove_extent_t<_Tp>, _Lp>
{
template<typename _Tp1>
using _Compatible = enable_if_t<__sp_compatible<_Tp1, _Tp>::value>;
template<typename _Tp1, typename _Res = void>
using _Compatible
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value, _Res>;
using _Base_type = __weak_ptr<remove_extent_t<_Tp>>;
@ -551,7 +542,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
operator=(const __weak_ptr& __r) noexcept = default;
template<typename _Tp1>
__weak_ptr&
_Compatible<_Tp1, __weak_ptr&>
operator=(const __weak_ptr<__libfund_v1<_Tp1>, _Lp>& __r) noexcept
{
this->_Base_type::operator=(__r._M_get_base());
@ -559,7 +550,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
__weak_ptr&
_Compatible<_Tp1, __weak_ptr&>
operator=(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
{
this->_Base_type::operator=(__r._M_get_base());
@ -574,7 +565,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
__weak_ptr&
_Compatible<_Tp1, __weak_ptr&>
operator=(__weak_ptr<_Tp1, _Lp>&& __r) noexcept
{
this->_Base_type::operator=(std::move(__r._M_get_base()));
@ -639,8 +630,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Tp>
class shared_ptr : public __shared_ptr<_Tp>
{
template<typename _Tp1>
using _Compatible = enable_if_t<__sp_compatible<_Tp1, _Tp>::value>;
template<typename _Tp1, typename _Res = void>
using _Compatible
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value, _Res>;
using _Base_type = __shared_ptr<_Tp>;
@ -713,7 +705,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
shared_ptr& operator=(const shared_ptr&) noexcept = default;
template <typename _Tp1>
shared_ptr&
_Compatible<_Tp1, shared_ptr&>
operator=(const shared_ptr<_Tp1>& __r) noexcept
{
_Base_type::operator=(__r);
@ -728,7 +720,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template <typename _Tp1>
shared_ptr&
_Compatible<_Tp1, shared_ptr&>
operator=(shared_ptr<_Tp1>&& __r) noexcept
{
_Base_type::operator=(std::move(__r));
@ -737,7 +729,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#if _GLIBCXX_USE_DEPRECATED
template<typename _Tp1>
shared_ptr&
_Compatible<_Tp1, shared_ptr&>
operator=(std::auto_ptr<_Tp1>&& __r)
{
__shared_ptr<_Tp>::operator=(std::move(__r));
@ -746,7 +738,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#endif
template <typename _Tp1, typename _Del>
shared_ptr&
_Compatible<_Tp1, shared_ptr&>
operator=(unique_ptr<_Tp1, _Del>&& __r)
{
_Base_type::operator=(std::move(__r));
@ -933,8 +925,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
template<typename _Tp>
class weak_ptr : public __weak_ptr<_Tp>
{
template<typename _Tp1>
using _Compatible = enable_if_t<__sp_compatible<_Tp1, _Tp>::value>;
template<typename _Tp1, typename _Res = void>
using _Compatible
= enable_if_t<__sp_compatible<_Tp1, _Tp>::value, _Res>;
using _Base_type = __weak_ptr<_Tp>;
@ -961,7 +954,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
operator=(const weak_ptr& __r) noexcept = default;
template<typename _Tp1>
weak_ptr&
_Compatible<_Tp1, weak_ptr&>
operator=(const weak_ptr<_Tp1>& __r) noexcept
{
this->_Base_type::operator=(__r);
@ -969,7 +962,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
template<typename _Tp1>
weak_ptr&
_Compatible<_Tp1, weak_ptr&>
operator=(const shared_ptr<_Tp1>& __r) noexcept
{
this->_Base_type::operator=(__r);
@ -980,7 +973,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
operator=(weak_ptr&& __r) noexcept = default;
template<typename _Tp1>
weak_ptr&
_Compatible<_Tp1, weak_ptr&>
operator=(weak_ptr<_Tp1>&& __r) noexcept
{
this->_Base_type::operator=(std::move(__r));

7
libstdc++-v3/testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc
View File

@ -1,4 +1,5 @@
// { dg-options "-std=gnu++1y" }
// { dg-do compile }
// Copyright (C) 2015 Free Software Foundation, Inc.
//
@ -19,11 +20,9 @@
// 8.2.1 Class template shared_ptr [memory.smartptr.shared]
#include <experimental/memory>
#include <testsuite_hooks.h>
struct A { virtual ~A() { } };
struct B : A { };
@ -38,7 +37,7 @@ test01()
bool test __attribute__((unused)) = true;
std::experimental::shared_ptr<A[3]> a;
a = std::experimental::shared_ptr<B[3]> (new B[3]); // { dg-excess-errors "no matching" }
a = std::experimental::shared_ptr<B[3]> (new B[3]); // { dg-error "no match " }
}
void
@ -47,7 +46,7 @@ test02()
bool test __attribute__((unused)) = true;
std::experimental::shared_ptr<A[]> a(new A[3]);
std::experimental::shared_ptr<A[2]> spa(a); // { dg-excess-errors "no matching" }
std::experimental::shared_ptr<A[2]> spa(a); // { dg-error "no matching" }
}
int