mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-23 00:55:31 +00:00
Code Activity

fixes to bdd

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-06-14 16:49:04 -07:00 • committed by Arie Gurfinkel
parent 05abf19009
commit a0af3383db
4 changed files with 12 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

8
src/qe/qe_mbi.cpp
View file

@ -259,7 +259,7 @@ namespace qe {
app_ref_vector& m_vars;
arith_util arith;
obj_hashtable<func_decl> m_exclude;
is_arith_var_proc(app_ref_vector& vars, func_decl_ref_vector const& shared):
is_arith_var_proc(app_ref_vector& vars, func_decl_ref_vector const& shared):
m(vars.m()), m_vars(vars), arith(m) {
for (func_decl* f : shared) m_exclude.insert(f);
}
@ -317,8 +317,8 @@ namespace qe {
app_ref_vector euf_arith_mbi_plugin::get_arith_vars(expr_ref_vector const& lits) {
arith_util a(m);
app_ref_vector avars(m);
is_arith_var_proc _proc(avars, m_shared);
for_each_expr(_proc, lits);
is_arith_var_proc _proc(avars, m_shared);
for_each_expr(_proc, lits);
return avars;
}
@ -484,7 +484,7 @@ namespace qe {
return l_true, mbp of local, mdl of local & blocked
else if !is_sat(local & lits) then
return l_false, mbp of local, nullptr
else if is_sat(local & lits) && !is_sat(local & lits & blocked)
else // is_sat(local & lits) && !is_sat(local & lits & blocked)
MISSING CASE
MUST PRODUCE AN IMPLICANT OF LOCAL that is inconsistent with lits & blocked
in this case !is_sat(local & lits & mdl) and is_sat(mdl, blocked)