92 lines
2.1 KiB
C
92 lines
2.1 KiB
C
// { dg-options "-std=c++0x" }
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// [basic.types]/10:
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// Scalar types, standard-layout class types (Clause 9), arrays of such
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// types and cv-qualified versions of these types (3.9.3) are collectively
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// called standard-layout types.
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// [class]/7:
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// A standard-layout class is a class that:
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// * has no non-static data members of type non-standard-layout class (or
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// array of such types) or reference,
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// * has no virtual functions (10.3) and no virtual base classes (10.1),
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// * has the same access control (Clause 11) for all non-static data members,
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// * has no non-standard-layout base classes,
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// * either has no non-static data members in the most-derived class and at
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// most one base class with non-static data members, or has no base classes
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// with non-static data members, and
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// * has no base classes of the same type as the first non-static data member.
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#include <type_traits>
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#define TRY(expr) static_assert (expr, #expr)
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#define YES(type) TRY(std::is_standard_layout<type>::value); \
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TRY(std::is_standard_layout<type[]>::value); \
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TRY(std::is_standard_layout<const volatile type>::value);
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#define NO(type) TRY(!std::is_standard_layout<type>::value); \
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TRY(!std::is_standard_layout<type[]>::value); \
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TRY(!std::is_standard_layout<const volatile type>::value);
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#define NONPOD(type) TRY(!std::is_pod<type>::value); \
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TRY(!std::is_pod<type[]>::value); \
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TRY(!std::is_pod<const volatile type>::value);
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struct A;
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YES(int);
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YES(__complex int);
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YES(void *);
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YES(int A::*);
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typedef int (A::*pmf)();
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YES(pmf);
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struct A { ~A(); };
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YES(A);
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NONPOD(A);
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struct F: public A { int i; };
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YES(F);
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NONPOD(F);
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struct G: public A { A a; };
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NO(G);
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struct M { A a; };
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YES(M);
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class B
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{
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int i;
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__complex int c;
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void *p;
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double ar[4];
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int A::* pm;
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int (A::*pmf)();
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};
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YES(B);
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struct D: public B { };
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YES(D);
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struct E: public B { int q; };
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NO(E);
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struct D2: public B { };
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YES(D2);
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struct I: public D, public D2 { };
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NO(I);
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struct C
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{
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int i;
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private:
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int j;
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};
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NO(C);
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struct H: public C { };
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NO(H);
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struct N { C c; };
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NO(N);
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struct J { virtual void f(); };
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struct J2: J { };
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NO(J);
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NO(J2);
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struct K { };
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struct L: virtual K {};
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YES(K);
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NO(L);
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