llvm-toolchain-9/libcxxabi/test/catch_pointer_nullptr.pass.cpp

75 lines
1.2 KiB
C++

//===--------------------- catch_pointer_nullptr.cpp ----------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++98, c++03, libcxxabi-no-exceptions
#include <cassert>
#include <cstdlib>
struct A {};
void test1()
{
try
{
throw nullptr;
assert(false);
}
catch (int* p)
{
assert(!p);
}
catch (long*)
{
assert(false);
}
}
void test2()
{
try
{
throw nullptr;
assert(false);
}
catch (A* p)
{
assert(!p);
}
catch (int*)
{
assert(false);
}
}
template <class Catch>
void catch_nullptr_test() {
try {
throw nullptr;
assert(false);
} catch (Catch c) {
assert(!c);
} catch (...) {
assert(false);
}
}
int main()
{
// catch naked nullptrs
test1();
test2();
catch_nullptr_test<int*>();
catch_nullptr_test<int**>();
catch_nullptr_test<int A::*>();
catch_nullptr_test<const int A::*>();
catch_nullptr_test<int A::**>();
}