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https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [g++.dg/] [cpp0x/] [variadic-crash1.C] - Rev 378
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// { dg-options "-std=gnu++0x" }
#define ONE
#define TWO
#define THREE
struct Something {};
Something ___;
template <class F>
struct Trial
{
F f;
public:
Trial() : f() {}
Trial( const F& ff ) : f(ff) { }
template <typename... Args>
struct Sig { typedef int ResultType; };
template <typename... Args>
struct Sig<Something,Args...> { typedef int ResultType; };
#ifdef ONE
template <typename... Args>
typename Sig<Something,Args...>::ResultType operator()(const Something& s, const Args&... args) const
{
return f(args...);
}
#endif
#ifdef TWO
template <typename... Args>
typename Sig<Args...>::ResultType operator()(const Args&... args) const
{
return f(args...);
}
#endif
};
struct Internal
{
template <typename... Args>
struct Sig { typedef int ResultType; };
template <typename... Args>
struct Sig<Something,Args...> { typedef int ResultType; };
template <typename... Args>
int operator()(const Args&... args) const
{
int n = sizeof...(Args);
return n;
}
static Trial<Internal>& full() { static Trial<Internal> f; return f; }
};
static Trial<Internal>& internal = Internal::full();
int main()
{
int n = 0;
#ifdef ONE
n = internal(___,1,2);
#endif
#ifdef THREE
n = internal(___,1,2,3);
n = internal(___,1,2,3,4);
#endif
return 0;
}
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