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// { dg-do compile { target c++11 } }
// { dg-options "" }
struct A { int i; long j; int k : 2; char l; } a;
int c[2];
struct B { template<int I> int &get () { return c[I]; } } b;
namespace std {
template<typename T> struct tuple_size;
template<int, typename> struct tuple_element;
}
template<> struct std::tuple_size<B> { static constexpr int value = 2; };
template<int I> struct std::tuple_element<I,B> { typedef int type; };
auto [ aa, bb, cc, dd ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZDC2aa2bb2cc2ddE" } }
const auto & [ e, f, g, h ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZDC1e1f1g1hE" } }
auto [ ee, ff ] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZDC2ee2ffE" } }
auto & [ gg, hh ] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZDC2gg2hhE" } }
namespace N
{
namespace M
{
auto [ i, j, k, l ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZN1N1MDC1i1j1k1lEE" } }
auto & [ m, n, o, ppp ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZN1N1MDC1m1n1o3pppEE" } }
auto [ ii, jj ] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZN1N1MDC2ii2jjEE" } }
// { dg-final { scan-assembler "_ZN1N1M2iiE" } }
// { dg-final { scan-assembler "_ZN1N1M2jjE" } }
auto & [ mm, nn ] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZN1N1MDC2mm2nnEE" } }
// { dg-final { scan-assembler "_ZN1N1M2mmE" } }
// { dg-final { scan-assembler "_ZN1N1M2nnE" } }
}
}
namespace std
{
auto [ i2, j2, k2, l2 ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZStDC2i22j22k22l2E" } }
auto [ vv, ww ] = b; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
// { dg-final { scan-assembler "_ZStDC2vv2wwE" } }
// { dg-final { scan-assembler "_ZSt2vv" } }
// { dg-final { scan-assembler "_ZSt2ww" } }
}
namespace
{
auto [ v, w, x, y ] = a; // { dg-warning "structured bindings only available with" "" { target c++14_down } }
}
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