File: main.c

package info (click to toggle)
cbmc 6.6.0-4
  • links: PTS
  • area: main
  • in suites: forky, sid, trixie
  • size: 153,852 kB
  • sloc: cpp: 386,459; ansic: 114,466; java: 28,405; python: 6,003; yacc: 4,552; makefile: 4,041; lex: 2,487; xml: 2,388; sh: 2,050; perl: 557; pascal: 184; javascript: 163; ada: 36
file content (30 lines) | stat: -rw-r--r-- 403 bytes parent folder | download
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
typedef struct test
{
  int x;
} test;

void main()
{
  struct test *t = malloc(sizeof(test));
  t->x = 0;

  unsigned n;
  for(unsigned i = 0; i < n; ++i)
    __CPROVER_loop_invariant(i <= n)
    {
      switch(i % 4)
      {
      case 0:
        break;

      case 1:
      case 2:
        t->x += 1;

      default:
        t->x += 2;
      }
    }

  assert(t->x == 0 || t->x == 1 || t->x == 2);
}