llvm-project/libcxxabi/test/catch_pointer_nullptr.pass.cpp

85 lines
1.6 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
//
//===----------------------------------------------------------------------===//
// Catching an exception thrown as nullptr was not properly handled before
// 2f984cab4fa7, which landed in macOS 10.13
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.12
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.11
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.10
// XFAIL: use_system_cxx_lib && x86_64-apple-macosx10.9
// UNSUPPORTED: c++03
// UNSUPPORTED: 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(int, char**)
{
// 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::**>();
return 0;
}