| // 2000-12-19 bkoz |
| |
| // Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 27.4.2.5 ios_base storage functions |
| |
| // XXX This test will not work for some versions of irix6 because of |
| // XXX bug(s) in libc malloc for very large allocations. However |
| // XXX -lmalloc seems to work. |
| // See http://gcc.gnu.org/ml/gcc/2002-05/msg01012.html |
| // { dg-options "-lmalloc" { target mips*-*-irix6* } } |
| |
| // This fails on some versions of Darwin 8 because malloc doesn't return |
| // NULL even if an allocation fails (filed as Radar 3884894). |
| // { dg-do run { xfail *-*-darwin8.[0-4].* } } |
| |
| #include <sstream> |
| #include <iostream> |
| #include <testsuite_hooks.h> |
| |
| // libstdc++/3129 |
| void test02() |
| { |
| bool test __attribute__((unused)) = true; |
| int max = std::numeric_limits<int>::max() - 1; |
| std::stringbuf strbuf; |
| std::ios ios(&strbuf); |
| |
| ios.exceptions(std::ios::badbit); |
| |
| long l = 0; |
| void* v = 0; |
| |
| // pword |
| ios.pword(1) = v; |
| VERIFY( ios.pword(1) == v ); |
| |
| try |
| { |
| v = ios.pword(max); |
| } |
| catch(std::ios_base::failure& obj) |
| { |
| // Ok. |
| VERIFY( ios.bad() ); |
| } |
| catch(...) |
| { |
| test = false; |
| VERIFY( test ); |
| } |
| VERIFY( v == 0 ); |
| |
| VERIFY( ios.pword(1) == v ); |
| |
| // max is different code path from max-1 |
| v = &test; |
| try |
| { |
| v = ios.pword(std::numeric_limits<int>::max()); |
| } |
| catch(std::ios_base::failure& obj) |
| { |
| // Ok. |
| VERIFY( ios.bad() ); |
| } |
| catch(...) |
| { |
| test = false; |
| VERIFY( test ); |
| } |
| VERIFY( v == &test ); |
| |
| // iword |
| ios.iword(1) = 1; |
| VERIFY( ios.iword(1) == 1 ); |
| |
| try |
| { |
| l = ios.iword(max); |
| } |
| catch(std::ios_base::failure& obj) |
| { |
| // Ok. |
| VERIFY( ios.bad() ); |
| } |
| catch(...) |
| { |
| test = false; |
| VERIFY( test ); |
| } |
| VERIFY( l == 0 ); |
| |
| VERIFY( ios.iword(1) == 1 ); |
| |
| // max is different code path from max-1 |
| l = 1; |
| try |
| { |
| l = ios.iword(std::numeric_limits<int>::max()); |
| } |
| catch(std::ios_base::failure& obj) |
| { |
| // Ok. |
| VERIFY( ios.bad() ); |
| } |
| catch(...) |
| { |
| test = false; |
| VERIFY( test ); |
| } |
| VERIFY( l == 1 ); |
| |
| } |
| |
| int main(void) |
| { |
| __gnu_test::set_memory_limits(); |
| test02(); |
| return 0; |
| } |