remove a hundred implicit constructors/destructors

src/sat/dimacs.h

@@ -63,7 +63,6 @@ namespace dimacs {
         unsigned        m_node_id{ 0 };
         std::string     m_name;
         unsigned_vector m_args;
-        drat_record() {}
     };
 
     struct drat_pp {
@@ -111,6 +110,3 @@ namespace dimacs {
 
     };
 };
-
-
-

src/sat/sat_aig_finder.h

@@ -52,7 +52,6 @@ namespace sat {
 
     public:
         aig_finder(solver& s);
-        ~aig_finder() {}                
         void set(std::function<void (literal head, literal_vector const& ands)> const& f) { m_on_aig = f; }
         void set(std::function<void (literal head, literal cond, literal th, literal el)> const& f) { m_on_if = f; }
         void operator()(clause_vector& clauses);

src/sat/sat_anf_simplifier.h

@@ -111,7 +111,6 @@ namespace sat {
 
     public:
         anf_simplifier(solver& s) : s(s), m_eval_ts(0) {}
-        ~anf_simplifier() {}
         
         void operator()();
         void set(config const& cfg) { m_config = cfg; }

src/sat/sat_binspr.h

@@ -97,8 +97,6 @@ namespace sat {
             memset(m_false, 0, sizeof(unsigned) * max_lits);
         }
 
-        ~binspr() {}
-
         void operator()();
 
         void updt_params(params_ref const& p) {}

src/sat/sat_lut_finder.h

@@ -69,7 +69,6 @@ namespace sat {
         lut_finder(solver& s) : s(s), m_max_lut_size(5) { 
             memset(m_masks, 0, sizeof(uint64_t)*7);
         }
-        ~lut_finder() {}        
 
         void set(std::function<void (uint64_t, bool_var_vector const&, bool_var)>& f) { m_on_lut = f; }
 

src/sat/sat_npn3_finder.h

@@ -115,7 +115,6 @@ namespace sat {
 
     public:
         npn3_finder(solver& s);
-        ~npn3_finder() {}
         void set_on_mux(std::function<void(literal head, literal cond, literal th, literal el)> const& f) { m_on_mux = f; }
         void set_on_maj(std::function<void(literal head, literal a, literal b, literal c)> const& f) { m_on_maj = f; }
         void set_on_orand(std::function<void(literal head, literal a, literal b, literal c)> const& f) { m_on_orand = f; }

src/sat/sat_parallel.h

@@ -41,7 +41,6 @@ namespace sat {
             unsigned get_length(unsigned index) const { return m_vectors[index+1]; }
             unsigned const* get_ptr(unsigned index) const { return m_vectors.data() + index + 2; }
         public:
-            vector_pool() {}
             void reserve(unsigned num_owners, unsigned sz);
             void begin_add_vector(unsigned owner, unsigned n);
             void end_add_vector();

src/sat/sat_prob.h

@@ -31,9 +31,8 @@ namespace sat {
     class prob : public i_local_search {
 
         struct clause_info {
-            clause_info(): m_trues(0), m_num_trues(0) {}
-            unsigned m_trues;        // set of literals that are true
-            unsigned m_num_trues;    // size of true set
+            unsigned m_trues = 0;        // set of literals that are true
+            unsigned m_num_trues = 0;    // size of true set
             bool is_true() const { return m_num_trues > 0; }
             void add(literal lit) { ++m_num_trues; m_trues += lit.index(); }
             void del(literal lit) { SASSERT(m_num_trues > 0); --m_num_trues; m_trues -= lit.index(); }
@@ -129,8 +128,6 @@ namespace sat {
         void add(unsigned sz, literal const* c);
 
     public:
-        prob() {}
-
         ~prob() override;
 
         lbool check(unsigned sz, literal const* assumptions, parallel* p) override;

src/sat/sat_xor_finder.h

@@ -62,7 +62,6 @@ namespace sat {
 
     public:
         xor_finder(solver& s) : s(s), m_max_xor_size(5) { init_parity(); }
-        ~xor_finder() {}        
 
         void set(std::function<void (literal_vector const& lits)>& f) { m_on_xor = f; }
 

src/sat/smt/array_solver.h

@@ -54,7 +54,6 @@ namespace array {
             euf::enode_vector   m_lambdas;             // equivalent nodes that have beta reduction properties
             euf::enode_vector   m_parent_lambdas;      // parents that have beta reduction properties
             euf::enode_vector   m_parent_selects;      // parents that use array in select position
-            var_data() {}
         };