2 // { dg-options "-fpermissive" }
4 struct A { int const i; };
9 class is_constructible_via_new_without_initializer
11 template<int> class size {};
13 typedef char yes_type;
14 struct no_type { char data[2]; };
17 static yes_type sfinae (size< sizeof (new U) >*);
20 static no_type sfinae (...);
23 static const bool value = sizeof (sfinae<T>(0)) == sizeof (yes_type);
26 #define JOIN( X, Y ) DO_JOIN( X, Y )
27 #define DO_JOIN( X, Y ) DO_JOIN2(X,Y)
28 #define DO_JOIN2( X, Y ) X##Y
30 #ifdef __GXX_EXPERIMENTAL_CXX0X__
31 # define STATIC_ASSERT(Expr) static_assert(Expr, #Expr)
33 # define STATIC_ASSERT(Expr) int JOIN(a,__LINE__)[Expr? 1 : -1]
36 STATIC_ASSERT (!is_constructible_via_new_without_initializer<A>::value);
37 STATIC_ASSERT (!is_constructible_via_new_without_initializer<B>::value);
38 STATIC_ASSERT (is_constructible_via_new_without_initializer<C>::value);