56 lines
871 B
C++
56 lines
871 B
C++
struct X {
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int v;
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typedef int t;
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void f(X);
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};
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struct YA {
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int value;
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typedef int type;
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};
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struct Z {
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void f(Z);
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};
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template<typename T> struct C : X, T {
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using T::value;
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using typename T::type;
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using X::v;
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using typename X::t;
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};
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template<typename T> struct D : X, T {
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using T::value;
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using typename T::type;
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using X::v;
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using typename X::t;
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};
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template<typename T> struct E : X, T {
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using T::value;
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using typename T::type;
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using X::v;
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using typename X::t;
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};
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template<typename T> struct F : X, T {
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using T::value;
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using typename T::type;
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using X::v;
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using typename X::t;
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};
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// Force instantiation.
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typedef C<YA>::type I;
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typedef D<YA>::type I;
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typedef E<YA>::type I;
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typedef F<YA>::type I;
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#if __cplusplus >= 201702L
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template<typename ...T> struct G : T... {
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using T::f...;
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};
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using Q = decltype(G<X, Z>());
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#endif
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