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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [testsuite/] [g++.dg/] [ext/] [is_enum.C] - Rev 839
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// { dg-do "run" }
#include <cassert>
struct A
{
double a;
double b;
};
class B
{ };
enum E
{
e0
};
template<typename T>
bool
f()
{ return __is_enum(T); }
template<typename T>
class My
{
public:
bool
f()
{ return !!__is_enum(T); }
};
template<typename T>
class My2
{
public:
static const bool trait = __is_enum(T);
};
template<typename T>
const bool My2<T>::trait;
template<typename T, bool b = __is_enum(T)>
struct My3_help
{ static const bool trait = b; };
template<typename T, bool b>
const bool My3_help<T, b>::trait;
template<typename T>
class My3
{
public:
bool
f()
{ return My3_help<T>::trait; }
};
#define PTEST(T) (__is_enum(T) && f<T>() \
&& My<T>().f() && My2<T>::trait && My3<T>().f())
#define NTEST(T) (!__is_enum(T) && !f<T>() \
&& !My<T>().f() && !My2<T>::trait && !My3<T>().f())
int main()
{
assert (NTEST (int));
assert (NTEST (void));
assert (NTEST (A));
assert (NTEST (B));
assert (PTEST (E));
return 0;
}
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