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1 | // 2002-01-23 Loren J. Rittle <rittle@labs.mot.com> <ljrittle@acm.org> |
2 | // Adpated from libstdc++/5444 submitted by markus.breuer@materna.de | |
3 | // | |
8a4680db | 4 | // Copyright (C) 2002, 2003 Free Software Foundation, Inc. |
ddd69607 LR |
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 2, 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 COPYING. If not, write to the Free | |
19 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
20 | // USA. | |
21 | ||
515aab7c RO |
22 | // { dg-do run { target *-*-freebsd* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-darwin* alpha*-*-osf* } } |
23 | // { dg-options "-pthread" { target *-*-freebsd* *-*-netbsd* *-*-linux* alpha*-*-osf* } } | |
ddd69607 LR |
24 | // { dg-options "-pthreads" { target *-*-solaris* } } |
25 | ||
26 | #include <string> | |
27 | #include <map> | |
28 | #include <vector> | |
29 | ||
30 | // Do not include <pthread.h> explicitly; if threads are properly | |
31 | // configured for the port, then it is picked up free from STL headers. | |
32 | ||
33 | #if __GTHREADS | |
34 | ||
35 | const int max_thread_count = 8; | |
36 | const int loops = 100000; | |
37 | ||
38 | const char* my_default = "Hallo Welt!"; | |
39 | ||
11f10e6b BK |
40 | const std::size_t upper_limit = 2500; |
41 | const std::size_t lower_limit = 1000; | |
ddd69607 LR |
42 | |
43 | typedef char charT; | |
44 | ||
45 | typedef std::string String; | |
46 | ||
47 | typedef String MyType; | |
48 | ||
49 | void* | |
50 | thread_main (void*) | |
51 | { | |
52 | typedef std::map<unsigned int,MyType> Map; | |
53 | typedef Map::value_type Value_Pair; | |
54 | Map myMap; | |
55 | ||
56 | for (int loop = 0; loop < loops; loop++) | |
57 | { | |
58 | String& str = myMap[loop]; | |
59 | str.append (my_default); | |
60 | myMap.insert (Value_Pair (loop, str)); | |
61 | ||
62 | if (myMap.size () > upper_limit) | |
63 | { | |
64 | while (myMap.size () > lower_limit) | |
65 | { | |
66 | Map::iterator it = myMap.begin (); | |
67 | myMap.erase (it); | |
68 | } | |
69 | } | |
70 | } | |
71 | ||
72 | return 0; | |
73 | } | |
74 | ||
f90e600a BK |
75 | #if !__GXX_WEAK__ && _MT_ALLOCATOR_H |
76 | // Explicitly instantiate for systems with no COMDAT or weak support. | |
77 | template class __gnu_cxx::__mt_alloc<std::_Rb_tree_node<std::pair<unsigned int const, std::string> > >; | |
78 | #endif | |
79 | ||
ddd69607 LR |
80 | int |
81 | main (void) | |
82 | { | |
83 | pthread_t tid[max_thread_count]; | |
84 | ||
85 | #if defined(__sun) && defined(__svr4__) | |
86 | pthread_setconcurrency (max_thread_count); | |
87 | #endif | |
88 | ||
89 | for (int i = 0; i < max_thread_count; i++) | |
90 | pthread_create (&tid[i], NULL, thread_main, 0); | |
91 | ||
92 | for (int i = 0; i < max_thread_count; i++) | |
93 | pthread_join (tid[i], NULL); | |
94 | ||
95 | return 0; | |
96 | } | |
97 | #else | |
98 | int main (void) {} | |
99 | #endif |