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perf #1988

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-29 06:02:32 -08:00
parent 8248ec879e
commit e96f9de70b
3 changed files with 14 additions and 6 deletions
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8
src/ast/seq_decl_plugin.cpp
View file

@ -435,7 +435,7 @@ void seq_decl_plugin::match_right_assoc(psig& sig, unsigned dsz, sort *const* do
}
void seq_decl_plugin::match(psig& sig, unsigned dsz, sort *const* dom, sort* range, sort_ref& range_out) {
ptr_vector<sort> binding;
m_binding.reset();
ast_manager& m = *m_manager;
if (sig.m_dom.size() != dsz) {
std::ostringstream strm;
@ -445,10 +445,10 @@ void seq_decl_plugin::match(psig& sig, unsigned dsz, sort *const* dom, sort* ran
}
bool is_match = true;
for (unsigned i = 0; is_match && i < dsz; ++i) {
is_match = match(binding, dom[i], sig.m_dom[i].get());
is_match = match(m_binding, dom[i], sig.m_dom[i].get());
}
if (range && is_match) {
is_match = match(binding, range, sig.m_range);
is_match = match(m_binding, range, sig.m_range);
}
if (!is_match) {
std::ostringstream strm;
@ -474,7 +474,7 @@ void seq_decl_plugin::match(psig& sig, unsigned dsz, sort *const* dom, sort* ran
strm << "is ambiguous. Function takes no arguments and sort of range has not been constrained";
m.raise_exception(strm.str().c_str());
}
range_out = apply_binding(binding, sig.m_range);
range_out = apply_binding(m_binding, sig.m_range);
SASSERT(range_out);
}

1
src/ast/seq_decl_plugin.h
View file

@ -140,6 +140,7 @@ class seq_decl_plugin : public decl_plugin {
};
ptr_vector<psig> m_sigs;
ptr_vector<sort> m_binding;
bool m_init;
symbol m_stringc_sym;
symbol m_charc_sym;

11
src/smt/theory_seq.cpp
View file

@ -5553,8 +5553,15 @@ void theory_seq::propagate_accept(literal lit, expr* acc) {
void theory_seq::add_theory_assumptions(expr_ref_vector & assumptions) {
TRACE("seq", tout << "add_theory_assumption " << m_util.has_re() << "\n";);
if (m_util.has_re()) {
expr_ref dlimit = mk_max_unfolding_depth();
m_max_unfolding_lit = mk_literal(dlimit);
expr_ref dlimit(m);
if (m_max_unfolding_lit != null_literal &&
m_max_unfolding_depth == 1) {
dlimit = mk_max_unfolding_depth();
m_max_unfolding_lit = mk_literal(dlimit);
}
else {
dlimit = get_context().bool_var2expr(m_max_unfolding_lit.var());
}
TRACE("seq", tout << "add_theory_assumption " << dlimit << " " << assumptions << "\n";);
assumptions.push_back(dlimit);
}