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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-05-21 18:03:05 -07:00
parent 28996429df
commit 5ad486901e
4 changed files with 70 additions and 13 deletions
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7
src/test/polysat.cpp
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@ -582,7 +582,7 @@ namespace polysat {
* We do overflow checks by doubling the base bitwidth here.
*/
static void test_fixed_point_arith_div_mul_inverse() {
static void test_fixed_point_arith_div_mul_inverse2() {
scoped_solver s(__func__);
auto baseBw = 5;
@ -605,7 +605,7 @@ namespace polysat {
// q = max_int / idx <=> q * idx + r - max_int = 0
auto q = s.var(s.add_var(bw));
auto r = s.var(s.add_var(bw));
r = s.var(s.add_var(bw));
s.add_eq((q * idx) + r - max_int);
s.add_ult(r, idx);
s.add_ule(q * idx, max_int);
@ -684,6 +684,9 @@ void tst_polysat() {
polysat::test_ineq_basic4();
polysat::test_ineq_basic5();
polysat::test_ineq_basic6();
polysat::test_fixed_point_arith_div_mul_inverse2();
polysat::test_fixed_point_arith_div_mul_inverse();
polysat::test_fixed_point_arith_mul_div_inverse();
#if 0
// worry about this later
polysat::test_ineq1();