blob: 5b011d79fe0847f438688efbb45ef54f1d53ab59 (
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
33
34
35
36
37
|
class Cell {
var x: int;
var y: Cell;
method a1()
requires acc(x,y); // ERROR: amount is not integer
{
}
method a2()
requires acc(x,n); // ERROR: unknown variable
{
}
method a3()
requires acc(x,rd(rd(1))); // ERROR: invalid permission expression
{
}
method a4()
requires acc(x,rd*(y)); // ERROR: invalid permission expression
{
}
method a5()
requires acc(x,rd(this.mu)); // ERROR: invalid type inside rd
requires acc(x,rd(null)); // ERROR: invalid type inside rd
requires acc(x,rd(true)); // ERROR: invalid type inside rd
{
}
method a6()
requires acc(x,rd(x)*rd(x)); // ERROR: permission multiplication not allowed
{
}
}
|