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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// type_traits
// is_trivially_copyable
// These compilers have not implemented Core 2094 which makes volatile
// qualified types trivially copyable.
// XFAIL: clang-3, clang-4, apple-clang-6, apple-clang-7, apple-clang-8, apple-clang-9.0, gcc
#include <type_traits>
#include <cassert>
#include "test_macros.h"
template <class T>
void test_is_trivially_copyable()
{
static_assert( std::is_trivially_copyable<T>::value, "");
static_assert( std::is_trivially_copyable<const T>::value, "");
static_assert( std::is_trivially_copyable<volatile T>::value, "");
static_assert( std::is_trivially_copyable<const volatile T>::value, "");
#if TEST_STD_VER > 14
static_assert( std::is_trivially_copyable_v<T>, "");
static_assert( std::is_trivially_copyable_v<const T>, "");
static_assert( std::is_trivially_copyable_v<volatile T>, "");
static_assert( std::is_trivially_copyable_v<const volatile T>, "");
#endif
}
template <class T>
void test_is_not_trivially_copyable()
{
static_assert(!std::is_trivially_copyable<T>::value, "");
static_assert(!std::is_trivially_copyable<const T>::value, "");
static_assert(!std::is_trivially_copyable<volatile T>::value, "");
static_assert(!std::is_trivially_copyable<const volatile T>::value, "");
#if TEST_STD_VER > 14
static_assert(!std::is_trivially_copyable_v<T>, "");
static_assert(!std::is_trivially_copyable_v<const T>, "");
static_assert(!std::is_trivially_copyable_v<volatile T>, "");
static_assert(!std::is_trivially_copyable_v<const volatile T>, "");
#endif
}
struct A
{
int i_;
};
struct B
{
int i_;
~B() {assert(i_ == 0);}
};
class C
{
public:
C();
};
int main()
{
test_is_trivially_copyable<int> ();
test_is_trivially_copyable<const int> ();
test_is_trivially_copyable<A> ();
test_is_trivially_copyable<const A> ();
test_is_trivially_copyable<C> ();
test_is_not_trivially_copyable<int&> ();
test_is_not_trivially_copyable<const A&> ();
test_is_not_trivially_copyable<B> ();
}
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