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// PR c++/39070
// { dg-options "-std=c++0x" }
template<typename X> struct junk {
template<typename Z> static Z y();
template<typename Y> static int test(...);
template<typename Y> static char test(decltype(y<Y>())*);
static int const value=sizeof(test<X>(0));
};
typedef char type[junk<int>::value==sizeof(char) ? 1 : -1];
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