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z3str3: remove unused str_eq_todo worklist

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Murphy Berzish 2019-12-04 16:42:28 -05:00 • committed by Nikolaj Bjorner
parent 32e5c6ffd1
commit e5ca451a02
2 changed files with 3 additions and 12 deletions
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14
src/smt/theory_str.cpp
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@ -842,7 +842,7 @@ namespace smt {
}
bool theory_str::can_propagate() {
return !m_basicstr_axiom_todo.empty() || !m_str_eq_todo.empty()
return !m_basicstr_axiom_todo.empty()
|| !m_concat_axiom_todo.empty() || !m_concat_eval_todo.empty()
|| !m_library_aware_axiom_todo.empty()
|| !m_delayed_axiom_setup_terms.empty()
@ -873,13 +873,6 @@ namespace smt {
m_basicstr_axiom_todo.reset();
TRACE("str", tout << "reset m_basicstr_axiom_todo" << std::endl;);
for (auto const& pair : m_str_eq_todo) {
enode * lhs = pair.first;
enode * rhs = pair.second;
handle_equality(lhs->get_owner(), rhs->get_owner());
}
m_str_eq_todo.reset();
for (auto const& el : m_concat_axiom_todo) {
instantiate_concat_axiom(el);
}
@ -2136,7 +2129,6 @@ namespace smt {
m_trail_stack.reset();
m_basicstr_axiom_todo.reset();
m_str_eq_todo.reset();
m_concat_axiom_todo.reset();
pop_scope_eh(get_context().get_scope_level());
}
@ -3842,7 +3834,7 @@ namespace smt {
if (m_params.m_StrongArrangements) {
expr_ref ax_strong(ctx.mk_eq_atom(ax_l, ax_r), mgr);
assert_axiom(ax_strong);
assert_axiom_rw(ax_strong);
} else {
assert_implication(ax_l, ax_r);
}
@ -3919,7 +3911,7 @@ namespace smt {
if (m_params.m_StrongArrangements) {
expr_ref ax_strong(ctx.mk_eq_atom(ax_l, ax_r), mgr);
assert_axiom(ax_strong);
assert_axiom_rw(ax_strong);
} else {
assert_implication(ax_l, ax_r);
}

1
src/smt/theory_str.h
View file

@ -328,7 +328,6 @@ protected:
expr_ref_vector m_delayed_axiom_setup_terms;
ptr_vector<enode> m_basicstr_axiom_todo;
svector<std::pair<enode*,enode*> > m_str_eq_todo;
ptr_vector<enode> m_concat_axiom_todo;
ptr_vector<enode> m_string_constant_length_todo;
ptr_vector<enode> m_concat_eval_todo;