mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-07-23 20:58:54 +00:00
Code Activity

remove cm

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-09-11 20:18:12 +02:00
parent 342f4473b0
commit deeb6c7784
2 changed files with 5 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/math/polysat/saturation.cpp
View file

@ -29,8 +29,6 @@ TODO: when we check that 'x' is "unary":
namespace polysat { namespace polysat {
constraint_manager& inference_engine::cm() { return s().m_constraints; }
bool inf_saturate::perform(pvar v, conflict_core& core) { bool inf_saturate::perform(pvar v, conflict_core& core) {
for (auto c1 : core) { for (auto c1 : core) {
if (!c1->is_ule()) if (!c1->is_ule())
@ -50,9 +48,9 @@ namespace polysat {
signed_constraint inf_saturate::ineq(bool is_strict, pdd const& lhs, pdd const& rhs) { signed_constraint inf_saturate::ineq(bool is_strict, pdd const& lhs, pdd const& rhs) {
if (is_strict) if (is_strict)
return cm().ult(lhs, rhs); return s().ult(lhs, rhs);
else else
return cm().ule(lhs, rhs); return s().ule(lhs, rhs);
} }
/** /**
@ -125,8 +123,8 @@ namespace polysat {
// conflict resolution should be able to pick up this as a valid justification. // conflict resolution should be able to pick up this as a valid justification.
// or we resort to the same extension as in the original mul_overflow code // or we resort to the same extension as in the original mul_overflow code
// where we add explicit equality propagations from the current assignment. // where we add explicit equality propagations from the current assignment.
auto c1 = cm().ule(x, pddm.mk_val(x_lo)); auto c1 = s().ule(x, pddm.mk_val(x_lo));
auto c2 = cm().ule(y, pddm.mk_val(y_lo)); auto c2 = s().ule(y, pddm.mk_val(y_lo));
reason.push(~c1); reason.push(~c1);
reason.push(~c2); reason.push(~c2);
} }
@ -262,7 +260,7 @@ namespace polysat {
clause_builder reason(s()); clause_builder reason(s());
if (!c.is_strict) if (!c.is_strict)
reason.push(cm().eq(x)); reason.push(s().eq(x));
reason.push(~c.as_signed_constraint()); reason.push(~c.as_signed_constraint());
push_omega(reason, x, y); push_omega(reason, x, y);
return propagate(core, c, c.is_strict, y, z, reason); return propagate(core, c, c.is_strict, y, z, reason);

1
src/math/polysat/saturation.h
View file

@ -25,7 +25,6 @@ namespace polysat {
void set_solver(solver& s) { m_solver = &s; } void set_solver(solver& s) { m_solver = &s; }
protected: protected:
solver& s() { return *m_solver; } solver& s() { return *m_solver; }
constraint_manager& cm();
public: public:
virtual ~inference_engine() {} virtual ~inference_engine() {}
/** Try to apply an inference rule. /** Try to apply an inference rule.