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1 | // 2000-12-19 bkoz |
2 | ||
405feeb8 | 3 | // Copyright (C) 2000-2013 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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9 | // any later version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 27.4.2.5 ios_base storage functions | |
21 | ||
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22 | // This fails on some versions of Darwin 8 because malloc doesn't return |
23 | // NULL even if an allocation fails (filed as Radar 3884894). | |
24 | // { dg-do run { xfail *-*-darwin8.[0-4].* } } | |
58c3ef5c | 25 | |
9a3b094f JH |
26 | // Skip test at -m64 on Darwin because RLIMITS are not being honored. |
27 | // Radar 6467883: 10.4/10.5 setrlimits are not honored by memory allocators | |
28 | // Radar 6467884: 10.X systems are not robust when paging space is exceeded | |
29 | // { dg-skip-if "" { *-*-darwin* && lp64 } { "*" } { "" } } | |
30 | ||
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31 | #include <sstream> |
32 | #include <iostream> | |
6725add5 | 33 | #include <limits> |
fe413112 | 34 | #include <testsuite_hooks.h> |
713c16f8 | 35 | |
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36 | // libstdc++/3129 |
37 | void test02() | |
38 | { | |
11f10e6b | 39 | bool test __attribute__((unused)) = true; |
d02475fd | 40 | int max = std::numeric_limits<int>::max() - 1; |
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41 | std::stringbuf strbuf; |
42 | std::ios ios(&strbuf); | |
43 | ||
a9aa7083 JQ |
44 | ios.exceptions(std::ios::badbit); |
45 | ||
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46 | long l = 0; |
47 | void* v = 0; | |
48 | ||
49 | // pword | |
a9aa7083 JQ |
50 | ios.pword(1) = v; |
51 | VERIFY( ios.pword(1) == v ); | |
52 | ||
663653eb BK |
53 | try |
54 | { | |
55 | v = ios.pword(max); | |
56 | } | |
57 | catch(std::ios_base::failure& obj) | |
58 | { | |
59 | // Ok. | |
60 | VERIFY( ios.bad() ); | |
61 | } | |
62 | catch(...) | |
63 | { | |
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64 | test = false; |
65 | VERIFY( test ); | |
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66 | } |
67 | VERIFY( v == 0 ); | |
68 | ||
a9aa7083 JQ |
69 | VERIFY( ios.pword(1) == v ); |
70 | ||
71 | // max is different code path from max-1 | |
72 | v = &test; | |
73 | try | |
74 | { | |
75 | v = ios.pword(std::numeric_limits<int>::max()); | |
76 | } | |
77 | catch(std::ios_base::failure& obj) | |
78 | { | |
79 | // Ok. | |
80 | VERIFY( ios.bad() ); | |
81 | } | |
82 | catch(...) | |
83 | { | |
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84 | test = false; |
85 | VERIFY( test ); | |
a9aa7083 JQ |
86 | } |
87 | VERIFY( v == &test ); | |
88 | ||
663653eb | 89 | // iword |
a9aa7083 JQ |
90 | ios.iword(1) = 1; |
91 | VERIFY( ios.iword(1) == 1 ); | |
92 | ||
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93 | try |
94 | { | |
95 | l = ios.iword(max); | |
96 | } | |
97 | catch(std::ios_base::failure& obj) | |
98 | { | |
99 | // Ok. | |
100 | VERIFY( ios.bad() ); | |
101 | } | |
102 | catch(...) | |
103 | { | |
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104 | test = false; |
105 | VERIFY( test ); | |
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106 | } |
107 | VERIFY( l == 0 ); | |
a9aa7083 JQ |
108 | |
109 | VERIFY( ios.iword(1) == 1 ); | |
110 | ||
111 | // max is different code path from max-1 | |
112 | l = 1; | |
113 | try | |
114 | { | |
115 | l = ios.iword(std::numeric_limits<int>::max()); | |
116 | } | |
117 | catch(std::ios_base::failure& obj) | |
118 | { | |
119 | // Ok. | |
120 | VERIFY( ios.bad() ); | |
121 | } | |
122 | catch(...) | |
123 | { | |
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124 | test = false; |
125 | VERIFY( test ); | |
a9aa7083 JQ |
126 | } |
127 | VERIFY( l == 1 ); | |
128 | ||
663653eb | 129 | } |
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130 | |
131 | int main(void) | |
132 | { | |
aecf642c | 133 | __gnu_test::set_memory_limits(); |
663653eb | 134 | test02(); |
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135 | return 0; |
136 | } |