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fix reference count bugs in overflow/underflow APIs for bit-vectors

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-06-02 20:54:01 -07:00
parent 89d8970d41
commit d569027e36
5 changed files with 120 additions and 22 deletions
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1
src/smt/params/theory_arith_params.cpp
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@ -33,6 +33,7 @@ void theory_arith_params::updt_params(params_ref const & _p) {
m_arith_int_eq_branching = p.arith_int_eq_branch();
m_arith_ignore_int = p.arith_ignore_int();
m_arith_bound_prop = static_cast<bound_prop_mode>(p.arith_propagation_mode());
m_arith_enum_const_mod = true;
}

2
src/smt/theory_arith_core.h
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@ -408,7 +408,7 @@ namespace smt {
mk_axiom(eqz, upper);
rational k;
if (m_params.m_arith_enum_const_mod && m_util.is_numeral(divisor, k) &&
k.is_pos() && k < rational(512)) {
k.is_pos() && k < rational(8)) {
rational j(0);
#if 1
literal_buffer lits;