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6d0e8a55 DE |
1 | // { dg-xfail-run-if "AIX operator new" { powerpc-ibm-aix* } } |
2 | ||
2a837cf8 JQ |
3 | // 2004-01-25 jlquinn@gcc.gnu.org |
4 | ||
83ffe9cd | 5 | // Copyright (C) 2004-2023 Free Software Foundation, Inc. |
2a837cf8 JQ |
6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
748086b7 | 10 | // Free Software Foundation; either version 3, or (at your option) |
2a837cf8 JQ |
11 | // any later version. |
12 | ||
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
19 | // with this library; see the file COPYING3. If not see |
20 | // <http://www.gnu.org/licenses/>. | |
2a837cf8 JQ |
21 | |
22 | // 27.4.2.5 ios_base storage functions | |
23 | ||
24 | #include <cstdlib> | |
25 | #include <new> | |
62b21ea0 | 26 | #include <iostream> |
2a837cf8 JQ |
27 | #include <testsuite_hooks.h> |
28 | ||
29 | int new_fails; | |
30 | ||
03d5d0c3 | 31 | void* operator new(std::size_t n, const std::nothrow_t&) throw() |
2a837cf8 | 32 | { |
62b21ea0 | 33 | if (new_fails) |
03d5d0c3 | 34 | return 0; |
62b21ea0 | 35 | return malloc(n); |
2a837cf8 | 36 | } |
03d5d0c3 VV |
37 | void* operator new[] (std::size_t n, const std::nothrow_t& ntt) throw() |
38 | { return operator new(n, ntt); } | |
2a837cf8 | 39 | |
62b21ea0 BK |
40 | void operator delete (void *p) throw() { free(p); } |
41 | void operator delete[] (void *p) throw() { operator delete(p); } | |
2a837cf8 JQ |
42 | |
43 | int main () | |
44 | { | |
e7c59a0e PC |
45 | const int i = std::ios::xalloc(); |
46 | VERIFY( i >= 0 ); | |
62b21ea0 BK |
47 | |
48 | new_fails = 1; | |
49 | ||
50 | // Successive accesses to failure storage clears to zero. | |
e7c59a0e PC |
51 | std::cout.iword(100) = 69; |
52 | VERIFY( std::cout.iword(100) == 0 ); | |
62b21ea0 BK |
53 | |
54 | // Access to pword failure storage shouldn't clear iword pword storage. | |
55 | long& lr = std::cout.iword(100); | |
e7c59a0e | 56 | lr = 69; |
62b21ea0 BK |
57 | |
58 | void* pv = std::cout.pword(100); | |
e7c59a0e PC |
59 | VERIFY( pv == 0 ); |
60 | VERIFY( lr == 69 ); | |
62b21ea0 BK |
61 | |
62 | return 0; | |
2a837cf8 JQ |
63 | } |
64 |