std::construct_at(__builtin_addressof(_M_unex),
std::move(__x._M_unex)); // might throw
std::destroy_at(__builtin_addressof(__x._M_unex));
+ _M_has_value = false;
__x._M_has_value = true;
}
}
std::move(_M_unex)); // might throw
std::destroy_at(__builtin_addressof(_M_unex));
_M_has_value = true;
+ __x._M_has_value = false;
}
else
{
VERIFY( e3.error() == 4 );
VERIFY( e4.error() == 3 );
- std::expected<int, int> v1(1), v2(2);
- std::expected<int, int> v3(std::unexpect, 3), v4(std::unexpect, 4);
+ std::expected<void, int> v1, v2;
+ std::expected<void, int> v3(std::unexpect, 3), v4(std::unexpect, 4);
swap(v1, v2);
- VERIFY( v1.value() == 2 );
- VERIFY( v2.value() == 1 );
+ VERIFY( v1.has_value() );
+ VERIFY( v2.has_value() );
swap(v1, v3);
VERIFY( ! v1.has_value() );
VERIFY( v1.error() == 3 );
- VERIFY( v3.value() == 2 );
+ VERIFY( v3.has_value() );
swap(v1, v3);
VERIFY( ! v3.has_value() );
- VERIFY( v1.value() == 2 );
+ VERIFY( v1.has_value() );
VERIFY( v3.error() == 3 );
swap(v3, v4);
VERIFY( ! v3.has_value() );