xref: /netbsd-src/external/gpl3/gdb/dist/gdb/testsuite/gdb.dwarf2/intbits.c (revision f8cf1a9151c7af1cb0bd8b09c13c66bca599c027)
1 /* Copyright (C) 2020-2024 Free Software Foundation, Inc.
2 
3    This file is part of GDB.
4 
5    This program is free software; you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9 
10    This program 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
13    GNU General Public License for more details.
14 
15    You should have received a copy of the GNU General Public License
16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17 
18 /* A 16 bit slot holding a 7-bit value of -1.  Note that, for all
19    these values, we explicitly set the endian-ness in the DWARF to
20    avoid issues.  */
21 unsigned char i16_m1[2] = { 0x7f, 0 };
22 
23 /* A 16 bit slot holding a 1-bit value of 1 at offset 2.  */
24 unsigned char u16_1[2] = { 0x4, 0 };
25 
26 /* A 32 bit slot holding a 17-bit value of -2.  */
27 unsigned char u32_m2[4] = { 0xfe, 0xff, 0x01, 0 };
28 
29 /* A 32 bit slot holding a 31 bit value of 1.  The high bit should be
30    ignored when reading.  */
31 unsigned char u32_1[4] = { 1, 0, 0, 0x80 };
32 
33 /* A 32 bit slot holding a 31 bit value of 1, offset by 1 bit.  */
34 unsigned char u32_1_off[4] = { 2, 0, 0, 0 };
35 
36 /* A 32 bit slot holding a 30 bit value of 1, offset by 1 bit.
37    Big-endian.  */
38 unsigned char be30_1_off[4] = { 0x80, 0, 0, 2 };
39 
40 /* A 32 bit slot holding a 0 bit value.  We don't use 0 in the array
41    here, to catch any situation where gdb tries to use the memory.  */
42 unsigned char u32_0[4] = { 0xff, 0xff, 0xff, 0xff };
43 
44 int
45 main (void)
46 {
47   return 0;
48 }
49