| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | // UNSUPPORTED: no-exceptions |
| 10 | |
| 11 | // Clang and GCC emit warnings about exceptions of type 'Child' being caught by |
| 12 | // an earlier handler of type 'Base'. |
| 13 | // ADDITIONAL_COMPILE_FLAGS: -Wno-exceptions |
| 14 | |
| 15 | #include <cassert> |
| 16 | |
| 17 | struct A {}; |
| 18 | |
| 19 | void test1() |
| 20 | { |
| 21 | try |
| 22 | { |
| 23 | throw nullptr; |
| 24 | assert(false); |
| 25 | } |
| 26 | catch (A* p) |
| 27 | { |
| 28 | assert(!p); |
| 29 | } |
| 30 | catch (const A*) |
| 31 | { |
| 32 | assert(false); |
| 33 | } |
| 34 | } |
| 35 | |
| 36 | |
| 37 | void test2() |
| 38 | { |
| 39 | try |
| 40 | { |
| 41 | throw nullptr; |
| 42 | assert(false); |
| 43 | } |
| 44 | catch (const A* p) |
| 45 | { |
| 46 | assert(!p); |
| 47 | } |
| 48 | catch (A*) |
| 49 | { |
| 50 | assert(false); |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | void test3() |
| 55 | { |
| 56 | try |
| 57 | { |
| 58 | throw nullptr; |
| 59 | assert(false); |
| 60 | } |
| 61 | catch (const A* const p) |
| 62 | { |
| 63 | assert(!p); |
| 64 | } |
| 65 | catch (A*) |
| 66 | { |
| 67 | assert(false); |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | void test4() |
| 72 | { |
| 73 | try |
| 74 | { |
| 75 | throw nullptr; |
| 76 | assert(false); |
| 77 | } |
| 78 | catch (A* p) |
| 79 | { |
| 80 | assert(!p); |
| 81 | } |
| 82 | catch (const A* const) |
| 83 | { |
| 84 | assert(false); |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | void test5() |
| 89 | { |
| 90 | try |
| 91 | { |
| 92 | throw nullptr; |
| 93 | assert(false); |
| 94 | } |
| 95 | catch (A const* p) |
| 96 | { |
| 97 | assert(!p); |
| 98 | } |
| 99 | catch (A*) |
| 100 | { |
| 101 | assert(false); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | void test6() |
| 106 | { |
| 107 | try |
| 108 | { |
| 109 | throw nullptr; |
| 110 | assert(false); |
| 111 | } |
| 112 | catch (A* p) |
| 113 | { |
| 114 | assert(!p); |
| 115 | } |
| 116 | catch (A const*) |
| 117 | { |
| 118 | assert(false); |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | int main(int, char**) { |
| 123 | test1(); |
| 124 | test2(); |
| 125 | test3(); |
| 126 | test4(); |
| 127 | test5(); |
| 128 | test6(); |
| 129 | |
| 130 | return 0; |
| 131 | } |
| 132 |