File: Wconversion-pr40752.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (49 lines) | stat: -rw-r--r-- 1,217 bytes parent folder | download | duplicates (2) 
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
 
/* { dg-do compile } */
/* { dg-options "-Wconversion" } */
#include <limits.h>
void foo(char c, char c2)
{
  c >>= c2;
  c >>= 1;
  c <<= 1;
  c <<= c2;
  c += 1;
  c += c2;
  c -= 1;
  c -= c2;
  c *= 2;
  c *= c2;
  c /= 2;
  c /= c2;
  c %= 2;
  c %= c2;
  c = -c2;
  c = ~c2;
  c = c2++;
  c = ++c2;
  c = c2--;
  c = --c2;
}

void bar(char c, int c2)
{
  c >>= c2; 
  c >>= (int)1;
  c <<= (int)1;
  c <<= c2;
  c += ((int)CHAR_MAX + CHAR_MAX); /* { dg-warning "conversion" } */
  c += c2; /* { dg-warning "conversion" } */
  c -= ((int)CHAR_MAX + CHAR_MAX); /* { dg-warning "conversion" } */
  c -= c2; /* { dg-warning "conversion" } */
  c *= ((int)CHAR_MAX + CHAR_MAX); /* { dg-warning "conversion" } */
  c *= c2; /* { dg-warning "conversion" } */
  c /= ((int)CHAR_MAX + CHAR_MAX); /* { dg-warning "conversion" } */
  c /= c2; /* { dg-warning "conversion" } */
  c %= ((int)CHAR_MAX + CHAR_MAX); /* { dg-warning "conversion" } */
  c %= c2; /* { dg-warning "conversion" } */
  c = ~c2; /* { dg-warning "conversion" } */
  c = c2++; /* { dg-warning "conversion" } */
  c = ++c2; /* { dg-warning "conversion" } */
  c = c2--; /* { dg-warning "conversion" } */
  c = --c2; /* { dg-warning "conversion" } */
}