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adding euf

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-08-31 14:36:16 -07:00
parent 314bd9277b
commit 4d41db3028
26 changed files with 353 additions and 152 deletions
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4
src/sat/tactic/goal2sat.cpp
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@ -433,7 +433,6 @@ struct goal2sat::imp : public sat::sat_internalizer {
void convert_iff2(app * t, bool root, bool sign) {
SASSERT(t->get_num_args() == 2);
TRACE("goal2sat", tout << "convert_iff " << root << " " << sign << "\n" << mk_bounded_pp(t, m, 2) << "\n";);
unsigned sz = m_result_stack.size();
SASSERT(sz >= 2);
sat::literal l1 = m_result_stack[sz-1];
@ -467,7 +466,6 @@ struct goal2sat::imp : public sat::sat_internalizer {
}
void convert_iff(app * t, bool root, bool sign) {
TRACE("goal2sat", tout << "convert_iff " << root << " " << sign << "\n" << mk_bounded_pp(t, m, 2) << "\n";);
if (!m_euf && is_xor(t))
convert_ba(t, root, sign);
else
@ -678,7 +676,7 @@ struct goal2sat::imp : public sat::sat_internalizer {
void process(expr * n) {
m_result_stack.reset();
TRACE("goal2sat", tout << mk_pp(n, m) << "\n";);
TRACE("goal2sat", tout << "assert: "<< mk_pp(n, m) << "\n";);
process(n, true, m_is_redundant);
CTRACE("goal2sat", !m_result_stack.empty(), tout << m_result_stack << "\n";);
SASSERT(m_result_stack.empty());