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970a9caa | 1 | // -*- C++ -*- |
f92ab29f | 2 | // Utility subroutines for the C++ library testsuite. |
970a9caa | 3 | // |
99dee823 | 4 | // Copyright (C) 2000-2021 Free Software Foundation, Inc. |
970a9caa FD |
5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 3, or (at your option) | |
10 | // any later version. | |
11 | // | |
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | // | |
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING3. If not see | |
19 | // <http://www.gnu.org/licenses/>. | |
20 | // | |
21 | ||
22 | #ifndef _GLIBCXX_TESTSUITE_NEW_OPERATORS_H | |
23 | #define _GLIBCXX_TESTSUITE_NEW_OPERATORS_H | |
24 | ||
25 | #include <new> | |
1d09844a | 26 | #include <testsuite_hooks.h> |
970a9caa FD |
27 | |
28 | namespace __gnu_test | |
29 | { | |
30 | std::size_t& | |
31 | get_new_limit() | |
32 | { | |
33 | static std::size_t limit = 1024 * 1024; | |
34 | return limit; | |
35 | } | |
36 | ||
37 | void | |
38 | set_new_limit(std::size_t l) | |
39 | { get_new_limit() = l; } | |
40 | } | |
41 | ||
1d09844a | 42 | void* operator new(std::size_t size) THROW(std::bad_alloc) |
970a9caa FD |
43 | { |
44 | if (size > __gnu_test::get_new_limit()) | |
45 | throw std::bad_alloc(); | |
46 | ||
47 | void* p = std::malloc(size); | |
48 | if (!p) | |
49 | throw std::bad_alloc(); | |
50 | ||
51 | return p; | |
52 | } | |
53 | ||
54 | void* operator new (std::size_t size, const std::nothrow_t&) throw() | |
55 | { | |
56 | if (size > __gnu_test::get_new_limit()) | |
57 | return 0; | |
58 | ||
59 | return std::malloc(size); | |
60 | } | |
61 | ||
62 | void operator delete(void* p) throw() | |
63 | { | |
64 | if (p) | |
65 | std::free(p); | |
66 | } | |
67 | ||
13feb023 JW |
68 | #if __cpp_sized_deallocation |
69 | void operator delete(void* p, std::size_t) throw() | |
70 | { ::operator delete(p); } | |
71 | #endif | |
72 | ||
509b778f JW |
73 | void operator delete(void* p, const std::nothrow_t&) throw() |
74 | { | |
75 | if (p) | |
76 | std::free(p); | |
77 | } | |
78 | ||
79 | ||
970a9caa FD |
80 | #endif // _GLIBCXX_TESTSUITE_NEW_OPERATORS_H |
81 | ||
82 |