File: builtin-sprintf-warn-6.c

package info (click to toggle)
gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 680,956 kB
  • sloc: ansic: 3,237,715; cpp: 896,882; ada: 772,854; f90: 144,254; asm: 68,788; makefile: 67,456; sh: 29,743; exp: 28,045; objc: 15,273; fortran: 11,885; python: 7,369; pascal: 5,375; awk: 3,725; perl: 2,872; yacc: 316; xml: 311; ml: 285; lex: 198; haskell: 122
file content (104 lines) | stat: -rw-r--r-- 1,754 bytes parent folder | download | duplicates (6)
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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
/* PR middle-end/77721 - -Wformat-overflow not uses arg range for converted vars
   Test to verify that the correct range information is made available to the
   -Wformat-lenght check to prevent warnings.  */
/* { dg-do compile } */
/* { dg-options "-O2 -Wformat -Wformat-overflow -fdump-tree-optimized" } */

void abort (void);
int snprintf (char*, __SIZE_TYPE__, const char*, ...);

void fuchar (unsigned char j, char *p)
{
  if (j > 99)
    return;

  if (3 != snprintf (p, 4, "%3hu", j))
    abort ();
}

void fschar (signed char j, char *p)
{
  const unsigned char k = (unsigned char) j;

  if (k > 99)
    return;

  if (3 != snprintf (p, 4, "%3hhu", k))
    abort ();
}

void fushrt (unsigned short j, char *p)
{
  if (j > 999)
    return;

  if (3 != snprintf (p, 4, "%3hu", j))
    abort ();
}

void fshrt (short j, char *p)
{
  const unsigned short k = (unsigned short) j;

  if (k > 999)
    return;

  if (3 != snprintf (p, 4, "%3hu", k))
    abort ();
}

void fuint (unsigned j, char *p)
{
  if (j > 999)
    return;

  snprintf (p, 4, "%3u", j);
}

void fint (int j, char *p)
{
  const unsigned k = (unsigned) j;

  if (k > 999)
    return;

  snprintf (p, 4, "%3u", k);
}

void fulong (unsigned long j, char *p)
{
  if (j > 999)
    return;

  snprintf (p, 4, "%3lu", j);
}

void flong (long j, char *p)
{
  const unsigned long k = (unsigned long) j;

  if (k > 999)
    return;

  snprintf (p, 4, "%3lu", k);
}

void fullong (unsigned long long j, char *p)
{
  if (j > 999)
    return;

  snprintf (p, 4, "%3llu", j);
}

void fllong (long long j, char *p)
{
  const unsigned long long k = (unsigned long long) j;

  if (k > 999)
    return;

  snprintf (p, 4, "%3llu", k);
}

/* { dg-final { scan-tree-dump-not "abort" "optimized" } } */