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      1 //===--------------------- catch_const_pointer_nullptr.cpp ----------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 #include <cassert>
     11 
     12 #if __has_feature(cxx_nullptr)
     13 
     14 struct A {};
     15 
     16 void test1()
     17 {
     18     try
     19     {
     20         throw nullptr;
     21         assert(false);
     22     }
     23     catch (A*)
     24     {
     25     }
     26     catch (const A*)
     27     {
     28         assert(false);
     29     }
     30 }
     31 
     32 
     33 void test2()
     34 {
     35     try
     36     {
     37         throw nullptr;
     38         assert(false);
     39     }
     40     catch (const A*)
     41     {
     42     }
     43     catch (A*)
     44     {
     45         assert(false);
     46     }
     47 }
     48 
     49 void test3()
     50 {
     51     try
     52     {
     53         throw nullptr;
     54         assert(false);
     55     }
     56     catch (const A* const)
     57     {
     58     }
     59     catch (A*)
     60     {
     61         assert(false);
     62     }
     63 }
     64 
     65 void test4()
     66 {
     67     try
     68     {
     69         throw nullptr;
     70         assert(false);
     71     }
     72     catch (A*)
     73     {
     74     }
     75     catch (const A* const)
     76     {
     77         assert(false);
     78     }
     79 }
     80 
     81 void test5()
     82 {
     83     try
     84     {
     85         throw nullptr;
     86         assert(false);
     87     }
     88     catch (A const*)
     89     {
     90     }
     91     catch (A*)
     92     {
     93         assert(false);
     94     }
     95 }
     96 
     97 void test6()
     98 {
     99     try
    100     {
    101         throw nullptr;
    102         assert(false);
    103     }
    104     catch (A*)
    105     {
    106     }
    107     catch (A const*)
    108     {
    109         assert(false);
    110     }
    111 }
    112 
    113 
    114 #else
    115 
    116 void test1() {}
    117 void test2() {}
    118 void test3() {}
    119 void test4() {}
    120 void test5() {}
    121 void test6() {}
    122 
    123 #endif
    124 
    125 int main()
    126 {
    127     test1();
    128     test2();
    129     test3();
    130     test4();
    131     test5();
    132     test6();
    133 }
    134