File: main.c

package info (click to toggle)
cbmc 5.12-5
  • links: PTS
  • area: main
  • in suites: bullseye
  • size: 92,512 kB
  • sloc: cpp: 301,761; ansic: 51,699; java: 27,534; python: 5,113; yacc: 4,756; makefile: 3,184; lex: 2,749; sh: 1,347; perl: 555; xml: 404; pascal: 203; ada: 36
file content (33 lines) | stat: -rw-r--r-- 365 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
 
int main()
{
  {
    unsigned i, j, k, l;

    j=k;
    i=j/2;
    l=j>>1;
    assert(i==l);

    j=k;
    i=j%2;
    l=j&1;
    assert(i==l);
  }

  {
    signed int i, j, k, l;

    // shifting rounds into the wrong direction
    __CPROVER_assume(!(k&1));
    j=k;
    i=j/2;
    l=j>>1;
    assert(i==l);

    j=k;
    i=j%2;
    l=j&1;
    assert(i==l);

  }
}