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https://github.com/Z3Prover/z3
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fix build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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88bf3c6e51
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@ -96,6 +96,9 @@ class model_reconstruction_trail {
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}
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};
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/**
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* register that f occurs in the model reconstruction trail.
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*/
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void add_model_var(func_decl* f) {
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if (!m_model_vars.is_marked(f)) {
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m_model_vars_trail.push_back(f);
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@ -104,6 +107,11 @@ class model_reconstruction_trail {
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}
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}
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/**
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* walk the free functions of 'e' and add them to 'free_vars'.
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* record if there is an intersection with the model_vars that are
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* registered when updates are added to the trail.
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*/
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void add_vars(expr* e, ast_mark& free_vars) {
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for (expr* t : subterms::all(expr_ref(e, m)))
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if (is_app(t) && is_uninterp(t)) {
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@ -129,10 +137,15 @@ class model_reconstruction_trail {
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return any_of(added, [&](dependent_expr const& d) { return intersects(free_vars, d); });
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}
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/**
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* Append new updates to model converter.
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*/
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void append(generic_model_converter& mc);
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public:
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model_reconstruction_trail(ast_manager& m, trail_stack& tr):
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m(m), m_trail_stack(tr) {}
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m(m), m_trail_stack(tr), m_model_vars_trail(m) {}
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/**
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* add a new substitution to the trail
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@ -177,17 +190,12 @@ public:
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*/
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void replay(unsigned qhead, expr_ref_vector& assumptions, dependent_expr_state& fmls);
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/**
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* retrieve the current model converter corresponding to chaining substitutions from the trail.
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*/
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model_converter_ref get_model_converter();
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/**
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* Append new updates to model converter, update m_trail_index in the process.
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*/
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void append(generic_model_converter& mc);
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std::ostream& display(std::ostream& out) const;
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};
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@ -62,7 +62,6 @@ class simplifier_solver : public solver {
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if (s.m.is_false(f))
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s.set_inconsistent();
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}
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void append(generic_model_converter& mc) { model_trail().append(mc); }
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void replay(unsigned qhead, expr_ref_vector& assumptions) { m_reconstruction_trail.replay(qhead, assumptions, *this); }
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void flatten_suffix() override {
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expr_mark seen;
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@ -94,7 +93,7 @@ class simplifier_solver : public solver {
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dep_expr_state m_preprocess_state;
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seq_simplifier m_preprocess;
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expr_ref_vector m_assumptions;
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generic_model_converter_ref m_mc;
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model_converter_ref m_mc;
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bool m_inconsistent = false;
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void flush(expr_ref_vector& assumptions) {
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@ -109,9 +108,8 @@ class simplifier_solver : public solver {
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return;
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m_preprocess_state.advance_qhead();
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}
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m_mc = alloc(generic_model_converter, m, "simplifier-model-converter");
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m_mc = m_preprocess_state.model_trail().get_model_converter();
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m_cached_mc = nullptr;
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m_preprocess_state.append(*m_mc);
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for (; qhead < m_fmls.size(); ++qhead)
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add_with_dependency(m_fmls[qhead]);
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}
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