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// RUN: %boogie "%s" > "%t"
// RUN: %diff "%s.expect" "%t"
var g: bool;
procedure {:inline 1} bar() returns (l: bool)
{
l := g;
}
procedure {:inline 1} baz() returns (l: bool)
{
call l := bar();
}
procedure A1()
modifies g;
{
g := true;
assert |{ var l: bool; A: call l := bar(); return l; }|;
assert (exists p: bool :: |{ var l: bool; A: call l := bar(); return l; }|);
assert (forall p: bool :: |{ var l: bool; A: call l := bar(); return l; }|);
}
procedure A2()
{
assert |{ var l: bool; A: assume g; call l := bar(); return l; }|;
assert g ==> |{ var l: bool; A: call l := bar(); return l; }|;
assert (exists p: bool :: g ==> |{ var l: bool; A: call l := bar(); return l; }|);
assert (forall p: bool :: g ==> |{ var l: bool; A: call l := bar(); return l; }|);
}
procedure A3()
{
assume |{ var l: bool; A: call l := bar(); return l; }|;
assert |{ var l: bool; A: call l := bar(); return l; }|;
}
procedure A4()
modifies g;
{
g := true;
assert |{ var l: bool; A: call l := bar(); return !l; }|;
}
procedure A5()
modifies g;
{
var m: bool;
g := true;
m := |{ var l: bool; A: call l := bar(); return l; }|;
assert m;
}
procedure A6()
modifies g;
{
g := true;
assert |{ var l: bool; A: call l := baz(); return l; }|;
assert (exists p: bool :: |{ var l: bool; A: call l := baz(); return l; }|);
assert (forall p: bool :: |{ var l: bool; A: call l := baz(); return l; }|);
}
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