More support for N3657; tests for is_transparent
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@188242 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
4a0a98166c
commit
7a4e374280
@ -0,0 +1,52 @@
|
||||
#include <functional>
|
||||
#include <string>
|
||||
|
||||
template <class _Tp>
|
||||
struct is_transparent
|
||||
{
|
||||
private:
|
||||
struct __two {char __lx; char __lxx;};
|
||||
template <class _Up> static __two __test(...);
|
||||
template <class _Up> static char __test(typename _Up::is_transparent* = 0);
|
||||
public:
|
||||
static const bool value = sizeof(__test<_Tp>(0)) == 1;
|
||||
};
|
||||
|
||||
|
||||
int main () {
|
||||
#if _LIBCPP_STD_VER > 11
|
||||
|
||||
static_assert ( !is_transparent<std::plus<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::plus<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::plus<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::plus<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::minus<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::minus<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::minus<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::minus<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::multiplies<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::multiplies<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::multiplies<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::multiplies<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::divides<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::divides<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::divides<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::divides<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::modulus<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::modulus<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::modulus<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::modulus<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::negate<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::negate<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::negate<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::negate<>>::value, "" );
|
||||
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
@ -0,0 +1,42 @@
|
||||
#include <functional>
|
||||
#include <string>
|
||||
|
||||
template <class _Tp>
|
||||
struct is_transparent
|
||||
{
|
||||
private:
|
||||
struct __two {char __lx; char __lxx;};
|
||||
template <class _Up> static __two __test(...);
|
||||
template <class _Up> static char __test(typename _Up::is_transparent* = 0);
|
||||
public:
|
||||
static const bool value = sizeof(__test<_Tp>(0)) == 1;
|
||||
};
|
||||
|
||||
|
||||
int main () {
|
||||
#if _LIBCPP_STD_VER > 11
|
||||
|
||||
static_assert ( !is_transparent<std::bit_and<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::bit_and<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_and<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_and<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::bit_or<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::bit_or<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_or<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_or<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::bit_xor<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::bit_xor<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_xor<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_xor<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::bit_not<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::bit_not<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_not<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::bit_not<>>::value, "" );
|
||||
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
@ -0,0 +1,52 @@
|
||||
#include <functional>
|
||||
#include <string>
|
||||
|
||||
template <class _Tp>
|
||||
struct is_transparent
|
||||
{
|
||||
private:
|
||||
struct __two {char __lx; char __lxx;};
|
||||
template <class _Up> static __two __test(...);
|
||||
template <class _Up> static char __test(typename _Up::is_transparent* = 0);
|
||||
public:
|
||||
static const bool value = sizeof(__test<_Tp>(0)) == 1;
|
||||
};
|
||||
|
||||
|
||||
int main () {
|
||||
#if _LIBCPP_STD_VER > 11
|
||||
|
||||
static_assert ( !is_transparent<std::less<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::less<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::less<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::less<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::less_equal<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::less_equal<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::less_equal<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::less_equal<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::equal_to<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::equal_to<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::equal_to<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::equal_to<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::not_equal_to<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::not_equal_to<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::not_equal_to<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::not_equal_to<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::greater<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::greater<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::greater<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::greater<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::greater_equal<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::greater_equal<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::greater_equal<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::greater_equal<>>::value, "" );
|
||||
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
@ -0,0 +1,37 @@
|
||||
#include <functional>
|
||||
#include <string>
|
||||
|
||||
template <class _Tp>
|
||||
struct is_transparent
|
||||
{
|
||||
private:
|
||||
struct __two {char __lx; char __lxx;};
|
||||
template <class _Up> static __two __test(...);
|
||||
template <class _Up> static char __test(typename _Up::is_transparent* = 0);
|
||||
public:
|
||||
static const bool value = sizeof(__test<_Tp>(0)) == 1;
|
||||
};
|
||||
|
||||
|
||||
int main () {
|
||||
#if _LIBCPP_STD_VER > 11
|
||||
|
||||
static_assert ( !is_transparent<std::logical_and<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::logical_and<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_and<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_and<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::logical_or<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::logical_or<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_or<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_or<>>::value, "" );
|
||||
|
||||
static_assert ( !is_transparent<std::logical_not<int>>::value, "" );
|
||||
static_assert ( !is_transparent<std::logical_not<std::string>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_not<void>>::value, "" );
|
||||
static_assert ( is_transparent<std::logical_not<>>::value, "" );
|
||||
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
Loading…
x
Reference in New Issue
Block a user