You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
|
|
// <type_traits>
|
|
// UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
|
|
|
|
#include <type_traits>
|
|
|
|
#include "test_macros.h"
|
|
|
|
struct A {};
|
|
struct B {
|
|
public:
|
|
operator A() { return a; } A a;
|
|
};
|
|
|
|
class C { };
|
|
class D {
|
|
public:
|
|
operator C() noexcept { return c; } C c;
|
|
};
|
|
|
|
int main(int, char**) {
|
|
static_assert((std::is_nothrow_convertible<int, double>::value), "");
|
|
static_assert(!(std::is_nothrow_convertible<int, char*>::value), "");
|
|
|
|
static_assert(!(std::is_nothrow_convertible<A, B>::value), "");
|
|
static_assert((std::is_nothrow_convertible<D, C>::value), "");
|
|
|
|
static_assert((std::is_nothrow_convertible_v<int, double>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int, char*>), "");
|
|
|
|
static_assert(!(std::is_nothrow_convertible_v<A, B>), "");
|
|
static_assert((std::is_nothrow_convertible_v<D, C>), "");
|
|
|
|
static_assert((std::is_nothrow_convertible_v<const void, void>), "");
|
|
static_assert((std::is_nothrow_convertible_v<volatile void, void>), "");
|
|
static_assert((std::is_nothrow_convertible_v<void, const void>), "");
|
|
static_assert((std::is_nothrow_convertible_v<void, volatile void>), "");
|
|
|
|
static_assert(!(std::is_nothrow_convertible_v<int[], double[]>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int[], int[]>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int[10], int[10]>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int[10], double[10]>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int[5], double[10]>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<int[10], A[10]>), "");
|
|
|
|
typedef void V();
|
|
typedef int I();
|
|
static_assert(!(std::is_nothrow_convertible_v<V, V>), "");
|
|
static_assert(!(std::is_nothrow_convertible_v<V, I>), "");
|
|
|
|
return 0;
|
|
}
|