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Fix and beef up test bug for move_if_noexcept

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@131483 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2011-05-17 20:10:42 +00:00
parent 97ecd64913
commit 6cbf9f9b25
1 changed files with 11 additions and 3 deletions
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14
test/utilities/utility/forward/move_if_noexcept.pass.cpp
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@ -12,7 +12,7 @@
// template <class T> // template <class T>
// typename conditional // typename conditional
// < // <
// !has_nothrow_move_constructor<T>::value && has_copy_constructor<T>::value, // !is_nothrow_move_constructible<T>::value && is_copy_constructible<T>::value,
// const T&, // const T&,
// T&& // T&&
// >::type // >::type
@ -32,24 +32,32 @@ public:
#endif #endif
}; };
struct legacy
{
legacy() {}
legacy(const legacy&);
};
int main() int main()
{ {
int i = 0; int i = 0;
const int ci = 0; const int ci = 0;
legacy l;
A a; A a;
const A ca; const A ca;
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
static_assert((std::is_same<decltype(std::move_if_noexcept(i)), int&&>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(i)), int&&>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(ci)), const int&&>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(ci)), const int&&>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(a)), const A&>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(a)), A&&>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(ca)), const A&>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(ca)), const A&&>::value), "");
#else // _LIBCPP_HAS_NO_RVALUE_REFERENCES #else // _LIBCPP_HAS_NO_RVALUE_REFERENCES
static_assert((std::is_same<decltype(std::move_if_noexcept(i)), const int>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(i)), const int>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(ci)), const int>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(ci)), const int>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(a)), const A>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(a)), const A>::value), "");
static_assert((std::is_same<decltype(std::move_if_noexcept(ca)), const A>::value), ""); static_assert((std::is_same<decltype(std::move_if_noexcept(ca)), const A>::value), "");
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
static_assert((std::is_same<decltype(std::move_if_noexcept(l)), const legacy&>::value), "");
} }