| //===--------------------- catch_pointer_nullptr.cpp ----------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include <cassert> |
| #include <cstdlib> |
| |
| #ifndef __has_feature |
| #define __has_feature(x) 0 |
| #endif |
| |
| struct A {}; |
| |
| #if __has_feature(cxx_nullptr) |
| |
| void test1() |
| { |
| try |
| { |
| throw nullptr; |
| assert(false); |
| } |
| catch (int*) |
| { |
| } |
| catch (long*) |
| { |
| assert(false); |
| } |
| } |
| |
| void test2() |
| { |
| try |
| { |
| throw nullptr; |
| assert(false); |
| } |
| catch (A*) |
| { |
| } |
| catch (int*) |
| { |
| assert(false); |
| } |
| } |
| |
| template <class Catch> |
| void catch_nullptr_test() { |
| try { |
| throw nullptr; |
| assert(false); |
| } catch (Catch) { |
| // nothing todo |
| } catch (...) { |
| assert(false); |
| } |
| } |
| |
| #else |
| |
| void test1() |
| { |
| } |
| |
| void test2() |
| { |
| } |
| |
| template <class Catch> |
| void catch_nullptr_test() |
| { |
| } |
| |
| #endif |
| |
| 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::**>(); |
| } |