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Use nullptr.

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This commit is contained in:
Bruce Mitchener 2018-02-12 14:05:55 +07:00
parent f01328c65f
commit 76eb7b9ede
625 changed files with 4639 additions and 4639 deletions
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32
src/tactic/arith/fm_tactic.cpp
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@ -54,7 +54,7 @@ class fm_tactic : public tactic {
bool is_false(model_ref & md, app * p) {
SASSERT(is_uninterp_const(p));
expr * val = md->get_const_interp(p->get_decl());
if (val == 0) {
if (val == nullptr) {
// if it is don't care, then set to false
md->register_decl(p->get_decl(), m.mk_false());
return true;
@ -828,7 +828,7 @@ class fm_tactic : public tactic {
reset_constraints();
m_bvar2expr.reset();
m_bvar2sign.reset();
m_bvar2expr.push_back(0); // bvar 0 is not used
m_bvar2expr.push_back(nullptr); // bvar 0 is not used
m_bvar2sign.push_back(0);
m_expr2var.reset();
m_is_int.reset();
@ -838,11 +838,11 @@ class fm_tactic : public tactic {
m_expr2var.reset();
m_lowers.reset();
m_uppers.reset();
m_new_goal = 0;
m_mc = 0;
m_new_goal = nullptr;
m_mc = nullptr;
m_counter = 0;
m_inconsistent = false;
m_inconsistent_core = 0;
m_inconsistent_core = nullptr;
init_forbidden_set(g);
}
@ -878,7 +878,7 @@ class fm_tactic : public tactic {
// 0 <= 0 -- > true
if (c.m_c.is_pos() || (!c.m_strict && c.m_c.is_zero()))
return m.mk_true();
ineq = 0;
ineq = nullptr;
}
else {
bool int_cnstr = all_int(c);
@ -1115,7 +1115,7 @@ class fm_tactic : public tactic {
}
else {
TRACE("add_constraint_bug", tout << "all variables are forbidden "; display(tout, *c); tout << "\n";);
m_new_goal->assert_expr(to_expr(*c), 0, c->m_dep);
m_new_goal->assert_expr(to_expr(*c), nullptr, c->m_dep);
del_constraint(c);
return false;
}
@ -1130,7 +1130,7 @@ class fm_tactic : public tactic {
if (is_occ(f))
add_constraint(f, g.dep(i));
else
m_new_goal->assert_expr(f, 0, g.dep(i));
m_new_goal->assert_expr(f, nullptr, g.dep(i));
}
}
@ -1367,7 +1367,7 @@ class fm_tactic : public tactic {
display(tout, l);
tout << "\n";
display(tout, u); tout << "\n";);
return 0; // no constraint needs to be created.
return nullptr; // no constraint needs to be created.
}
new_lits.reset();
@ -1411,7 +1411,7 @@ class fm_tactic : public tactic {
display(tout, l);
tout << "\n";
display(tout, u); tout << "\n";);
return 0;
return nullptr;
}
expr_dependency * new_dep = m.mk_join(l.m_dep, u.m_dep);
@ -1423,7 +1423,7 @@ class fm_tactic : public tactic {
display(tout, u); tout << "\n";);
m_inconsistent = true;
m_inconsistent_core = new_dep;
return 0;
return nullptr;
}
constraint * new_cnstr = mk_constraint(new_lits.size(),
@ -1493,7 +1493,7 @@ class fm_tactic : public tactic {
constraint const & l_c = *(l[i]);
constraint const & u_c = *(u[j]);
constraint * new_c = resolve(l_c, u_c, x);
if (new_c != 0) {
if (new_c != nullptr) {
num_new_cnstrs++;
new_constraints.push_back(new_c);
}
@ -1528,7 +1528,7 @@ class fm_tactic : public tactic {
c->m_dead = true;
expr * new_f = to_expr(*c);
TRACE("fm_bug", tout << "asserting...\n" << mk_ismt2_pp(new_f, m) << "\nnew_dep: " << c->m_dep << "\n";);
m_new_goal->assert_expr(new_f, 0, c->m_dep);
m_new_goal->assert_expr(new_f, nullptr, c->m_dep);
}
}
}
@ -1555,7 +1555,7 @@ class fm_tactic : public tactic {
proof_converter_ref & pc,
expr_dependency_ref & core) {
SASSERT(g->is_well_sorted());
mc = 0; pc = 0; core = 0;
mc = nullptr; pc = nullptr; core = nullptr;
tactic_report report("fm", *g);
fail_if_proof_generation("fm", g);
m_produce_models = g->models_enabled();
@ -1571,7 +1571,7 @@ class fm_tactic : public tactic {
if (m_inconsistent) {
m_new_goal->reset();
m_new_goal->assert_expr(m.mk_false(), 0, m_inconsistent_core);
m_new_goal->assert_expr(m.mk_false(), nullptr, m_inconsistent_core);
}
else {
TRACE("fm", display(tout););
@ -1595,7 +1595,7 @@ class fm_tactic : public tactic {
eliminated++;
if (m_inconsistent) {
m_new_goal->reset();
m_new_goal->assert_expr(m.mk_false(), 0, m_inconsistent_core);
m_new_goal->assert_expr(m.mk_false(), nullptr, m_inconsistent_core);
break;
}
}