1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/* n_12.c: Integer preprocessing number token and type of #if expression. */
#include "defs.h"
#include <limits.h>
main( void)
{
fputs( "started\n", stderr);
/* 12.1: */
#if LONG_MAX <= LONG_MIN
fputs( "Bad evaluation of long.\n", stderr);
exit( 1);
#endif
#if LONG_MAX <= 1073741823 /* 0x3FFFFFFF */
fputs( "Bad evaluation of long.\n", stderr);
exit( 1);
#endif
/* 12.2: */
#if ULONG_MAX / 2 < LONG_MAX
fputs( "Bad evaluation of unsigned long.\n", stderr);
exit( 1);
#endif
/* 12.3: Octal number. */
#if 0177777 != 65535
fputs( "Bad evaluation of octal number.\n", stderr);
exit( 1);
#endif
/* 12.4: Hexadecimal number. */
#if 0Xffff != 65535 || 0xFfFf != 65535
fputs( "Bad evaluation of hexadecimal number.\n", stderr);
exit( 1);
#endif
/* 12.5: Suffix 'L' or 'l'. */
#if 0L != 0 || 0l != 0
fputs( "Bad evaluation of 'L' suffix.\n", stderr);
exit( 1);
#endif
/* 12.6: Suffix 'U' or 'u'. */
#if 1U != 1 || 1u != 1
fputs( "Bad evaluation of 'U' suffix.\n", stderr);
exit( 1);
#endif
/* 12.7: Negative integer. */
#if 0 <= -1
fputs( "Bad evaluation of negative number.\n", stderr);
exit( 1);
#endif
fputs( "success\n", stderr);
return 0;
}
|
