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1/* Test that throwing C++ exceptions works with the minimum stack size.
2 Copyright (C) 2018-2019 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <stdexcept>
20
21#include <limits.h>
22#include <string.h>
23#include <support/check.h>
24#include <support/xthread.h>
25
26/* Throw a std::runtime_exception. */
27__attribute__ ((noinline, noclone, weak))
28void
29do_throw_exception ()
30{
31 throw std::runtime_error ("test exception");
32}
33
34/* Class with a destructor, to trigger unwind handling. */
35struct class_with_destructor
36{
37 class_with_destructor ();
38 ~class_with_destructor ();
39};
40
41__attribute__ ((noinline, noclone, weak))
42class_with_destructor::class_with_destructor ()
43{
44}
45
46__attribute__ ((noinline, noclone, weak))
47class_with_destructor::~class_with_destructor ()
48{
49}
50
51__attribute__ ((noinline, noclone, weak))
52void
53function_with_destructed_object ()
54{
55 class_with_destructor obj;
56 do_throw_exception ();
57}
58
59static void *
60threadfunc (void *closure)
61{
62 try
63 {
64 function_with_destructed_object ();
65 FAIL_EXIT1 ("no exception thrown");
66 }
67 catch (std::exception &e)
68 {
69 TEST_COMPARE (strcmp (e.what (), "test exception"), 0);
70 return reinterpret_cast<void *> (threadfunc);
71 }
72 FAIL_EXIT1 ("no exception caught");
73}
74
75static int
76do_test (void)
77{
78 pthread_attr_t attr;
79 xpthread_attr_init (&attr);
80 xpthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
81 pthread_t thr = xpthread_create (&attr, threadfunc, NULL);
82 TEST_VERIFY (xpthread_join (thr) == threadfunc);
83 xpthread_attr_destroy (&attr);
84 return 0;
85}
86
87#include <support/test-driver.c>
88

Warning: That file was not part of the compilation database. It may have many parsing errors.