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61baf725ec
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.
gdb/ChangeLog:
Update copyright year range in all GDB files.
100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/* This test script is part of GDB, the GNU debugger.
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Copyright 1999-2017 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Test long long expression; test printing in general.
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*
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* /CLO/BUILD_ENV/Exports/cc -g +e -o long_long long_long.c
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*
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* or
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*
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* cc +e +DA2.0 -g -o long_long long_long.c
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*/
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#include <string.h>
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enum { MAX_BYTES = 16 };
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void
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pack (unsigned char b[MAX_BYTES], int size, int nr)
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{
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static long long val[] = { 0x123456789abcdefLL, 01234567123456701234567LL, 12345678901234567890ULL};
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volatile static int e = 1;
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int i;
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for (i = 0; i < nr; i++)
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{
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int offset;
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if (*(char *)&e)
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/* Little endian. */
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offset = sizeof (long long) - size;
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else
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/* Big endian endian. */
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offset = 0;
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memcpy (b + size * i, (char *) val + sizeof (long long) * i + offset, size);
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}
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}
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unsigned char b[MAX_BYTES];
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unsigned char h[MAX_BYTES];
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unsigned char w[MAX_BYTES];
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unsigned char g[MAX_BYTES];
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unsigned char c[MAX_BYTES];
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unsigned char s[MAX_BYTES];
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unsigned char i[MAX_BYTES];
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unsigned char l[MAX_BYTES];
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unsigned char ll[MAX_BYTES];
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int known_types()
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{
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/* A union is used here as, hopefully it has well defined packing
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rules. */
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struct {
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long long bin, oct, dec, hex;
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} val;
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memset (&val, 0, sizeof val);
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/* Known values, filling the full 64 bits. */
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val.bin = 0x123456789abcdefLL; /* 64 bits = 16 hex digits */
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val.oct = 01234567123456701234567LL; /* = 21+ octal digits */
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val.dec = 12345678901234567890ULL; /* = 19+ decimal digits */
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/* Stop here and look! */
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val.hex = val.bin - val.dec | val.oct;
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return 0;
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}
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int main() {
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/* Pack Byte, Half, Word and Giant arrays with byte-orderd values.
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That way "(gdb) x" gives the same output on different
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architectures. */
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pack (b, 1, 2);
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pack (h, 2, 2);
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pack (w, 4, 2);
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pack (g, 8, 2);
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pack (c, sizeof (char), 2);
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pack (s, sizeof (short), 2);
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pack (i, sizeof (int), 2);
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pack (l, sizeof (long), 2);
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pack (ll, sizeof (long long), 2);
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known_types();
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return 0;
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}
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