int main() {
VC vc = vc_createValidityChecker();
vc_setFlags('n');
vc_setFlags('d');
//vc_setFlags('p');
Type bv8 = vc_bvType(vc, 8);
Expr a = vc_bvCreateMemoryArray(vc, "a");
Expr index_3 = vc_bvConstExprFromInt(vc, 32, 3);
Expr a_of_0 = vc_readExpr(vc, a, index_3);
int i;
for (i = 2; i >= 0; i--)
a_of_0 = vc_bvConcatExpr(vc,
a_of_0,
vc_readExpr(vc, a,
vc_bvConstExprFromInt(vc, 32, i)));
Expr ct_100 = vc_bvConstExprFromInt(vc, 32, 100);
Expr a_of_1_sgt_100 = vc_sbvGtExpr(vc, a_of_0, ct_100);
/* Query 1 */
vc_push(vc);
int query = vc_query(vc, a_of_1_sgt_100);
vc_pop(vc);
printf("query = %d\n", query);
vc_assertFormula(vc, a_of_1_sgt_100);
vc_printExpr(vc, a_of_1_sgt_100);
/* query(false) */
vc_push(vc);
query = vc_query(vc, vc_falseExpr(vc));
vc_pop(vc);
printf("query = %d\n", query);
assert(!query);
assert(vc_counterexample_size(vc));
int* a_val = (int*) malloc(sizeof *a_val);
char *p = (char*) a_val;
//a_of_1 = vc_simplify(vc, a_of_1); // BUG here
for (i=0; i<=3; i++) {
Expr elem = vc_readExpr(vc, a, vc_bvConstExprFromInt(vc, 32, i));
Expr ce = vc_getCounterExample(vc, elem);
unsigned long long v = getBVUnsigned(ce);
fprintf(stderr, "a[%d] = %ld\n", i, v);
*p = v; p++;
}
printf("a = %d\n", *a_val);
assert(*a_val > 100);
}
TEST(sbdiv, one)
{
VC vc = vc_createValidityChecker();
vc_setFlags(vc, 'p');
Type int_type = vc_bv32Type(vc);
Expr zero = vc_bv32ConstExprFromInt(vc, 0);
Expr int_max = vc_bvConstExprFromInt(vc, 32, 0x7fffffff);
Expr a = vc_varExpr(vc, "a", int_type);
Expr b = vc_varExpr(vc, "b", int_type);
vc_assertFormula(vc, vc_sbvGtExpr(vc, b, zero));
vc_assertFormula(vc, vc_sbvLeExpr(vc, a, vc_sbvDivExpr(vc, 32, int_max, b)));
std::cout << vc_query(vc, vc_falseExpr(vc)) << std::endl;
// FIXME: Actually test something
// ASSERT_TRUE(false && "FIXME: Actually test something");
}
TEST(sbdiv, one)
{
VC vc = vc_createValidityChecker();
//vc_setFlags(vc, 'p');
vc_setFlags(vc, 'd');
Type int_type = vc_bv32Type(vc);
Expr zero = vc_bv32ConstExprFromInt(vc, 0);
Expr int_max = vc_bvConstExprFromInt(vc, 32, 0x7fffffff);
Expr a = vc_varExpr(vc, "a", int_type);
Expr b = vc_varExpr(vc, "b", int_type);
vc_assertFormula(vc, vc_sbvGtExpr(vc, b, zero));
vc_assertFormula(vc, vc_sbvLeExpr(vc, a, vc_sbvDivExpr(vc, 32, int_max, b)));
int query = vc_query(vc, vc_falseExpr(vc));
ASSERT_FALSE(query);
}
value caml_vc_sbvGtExpr(value vc, value e1, value e2)
{
CAMLparam3(vc,e1,e2);
CAMLreturn(alloc_Expr(vc_sbvGtExpr(VC_val(vc),Expr_val(e1),Expr_val(e2))));
}
