xref: /freebsd/lib/libc/arm/aeabi/aeabi_unwind_cpp.c (revision 22cf89c938886d14f5796fc49f9f020c23ea8eaf)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (C) 2011 Andrew Turner
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  */
29 
30 /*
31  * Provide an implementation of __aeabi_unwind_cpp_pr{0,1,2}. These are
32  * required by libc but are implemented in libgcc_eh.a which we don't link
33  * against. The libgcc_eh.a version will be called so we call abort to
34  * check this.
35  */
36 
37 #include <sys/cdefs.h>
38 #include <stdlib.h>
39 
40 void __aeabi_unwind_cpp_pr0(void) __hidden;
41 void __aeabi_unwind_cpp_pr1(void) __hidden;
42 void __aeabi_unwind_cpp_pr2(void) __hidden;
43 
44 void
45 __aeabi_unwind_cpp_pr0(void)
46 {
47 	abort();
48 }
49 
50 void
51 __aeabi_unwind_cpp_pr1(void)
52 {
53 	abort();
54 }
55 
56 void
57 __aeabi_unwind_cpp_pr2(void)
58 {
59 	abort();
60 }
61 
62