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3fcfcab5 | 1 | // 2000-12-19 bkoz |
2 | ||
30556315 | 3 | // Copyright (C) 2000, 2002, 2003 Free Software Foundation |
3fcfcab5 | 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 | |
8 | // Free Software Foundation; either version 2, or (at your option) | |
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 | |
17 | // with this library; see the file COPYING. If not, write to the Free | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
19 | // USA. | |
20 | ||
21 | // 27.4.2.5 ios_base storage functions | |
22 | ||
7f5767ec | 23 | // XXX This test will not work for some versions of irix6 because of |
24 | // XXX bug(s) in libc malloc for very large allocations. However | |
25 | // XXX -lmalloc seems to work. | |
26 | // See http://gcc.gnu.org/ml/gcc/2002-05/msg01012.html | |
27 | // { dg-options "-lmalloc" { target mips*-*-irix6* } } | |
28 | ||
3fcfcab5 | 29 | #include <sstream> |
30 | #include <iostream> | |
0194306c | 31 | #include <testsuite_hooks.h> |
3fcfcab5 | 32 | |
93218b6c | 33 | // libstdc++/3129 |
34 | void test02() | |
35 | { | |
36 | bool test = true; | |
a0654d3e | 37 | int max = std::numeric_limits<int>::max() - 1; |
93218b6c | 38 | std::stringbuf strbuf; |
39 | std::ios ios(&strbuf); | |
40 | ||
d1a218b7 | 41 | ios.exceptions(std::ios::badbit); |
42 | ||
93218b6c | 43 | long l = 0; |
44 | void* v = 0; | |
45 | ||
46 | // pword | |
d1a218b7 | 47 | ios.pword(1) = v; |
48 | VERIFY( ios.pword(1) == v ); | |
49 | ||
93218b6c | 50 | try |
51 | { | |
52 | v = ios.pword(max); | |
53 | } | |
54 | catch(std::ios_base::failure& obj) | |
55 | { | |
56 | // Ok. | |
57 | VERIFY( ios.bad() ); | |
58 | } | |
59 | catch(...) | |
60 | { | |
61 | VERIFY( test = false ); | |
62 | } | |
63 | VERIFY( v == 0 ); | |
64 | ||
d1a218b7 | 65 | VERIFY( ios.pword(1) == v ); |
66 | ||
67 | // max is different code path from max-1 | |
68 | v = &test; | |
69 | try | |
70 | { | |
71 | v = ios.pword(std::numeric_limits<int>::max()); | |
72 | } | |
73 | catch(std::ios_base::failure& obj) | |
74 | { | |
75 | // Ok. | |
76 | VERIFY( ios.bad() ); | |
77 | } | |
78 | catch(...) | |
79 | { | |
80 | VERIFY( test = false ); | |
81 | } | |
82 | VERIFY( v == &test ); | |
83 | ||
93218b6c | 84 | // iword |
d1a218b7 | 85 | ios.iword(1) = 1; |
86 | VERIFY( ios.iword(1) == 1 ); | |
87 | ||
93218b6c | 88 | try |
89 | { | |
90 | l = ios.iword(max); | |
91 | } | |
92 | catch(std::ios_base::failure& obj) | |
93 | { | |
94 | // Ok. | |
95 | VERIFY( ios.bad() ); | |
96 | } | |
97 | catch(...) | |
98 | { | |
99 | VERIFY( test = false ); | |
100 | } | |
101 | VERIFY( l == 0 ); | |
d1a218b7 | 102 | |
103 | VERIFY( ios.iword(1) == 1 ); | |
104 | ||
105 | // max is different code path from max-1 | |
106 | l = 1; | |
107 | try | |
108 | { | |
109 | l = ios.iword(std::numeric_limits<int>::max()); | |
110 | } | |
111 | catch(std::ios_base::failure& obj) | |
112 | { | |
113 | // Ok. | |
114 | VERIFY( ios.bad() ); | |
115 | } | |
116 | catch(...) | |
117 | { | |
118 | VERIFY( test = false ); | |
119 | } | |
120 | VERIFY( l == 1 ); | |
121 | ||
93218b6c | 122 | } |
3fcfcab5 | 123 | |
124 | int main(void) | |
125 | { | |
30556315 | 126 | __gnu_cxx_test::set_memory_limits(); |
93218b6c | 127 | test02(); |
3fcfcab5 | 128 | return 0; |
129 | } |