blob: 1c27c2580c1ee2785df3d9ee59a538d07deaa48a (
plain)
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
|
// RUN: %boogie "%s" > "%t"
// RUN: %diff "%s.expect" "%t"
// simple assert
procedure asserting() {
var x: int;
x := 0;
assert x == 1;
}
// invariant failing initially
procedure loopInvInitiallyViolated(y: int) {
var x: int;
x := y;
while (true) invariant (x == 1); {
x := 1;
}
}
// invariant failing after iteration
procedure loopInvMaintenanceViolated() {
var x: int;
x := 0;
while (true) invariant x == 0; {
x := 1;
}
}
|