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fix #1927

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-11-12 03:43:04 -08:00
parent 4d0bc8c8b3
commit 72400f1869
3 changed files with 4 additions and 3 deletions
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4
src/api/c++/z3++.h
View file

@ -1515,11 +1515,11 @@ namespace z3 {
Z3_ast r; Z3_ast r;
if (a.is_int()) { if (a.is_int()) {
expr zero = a.ctx().int_val(0); expr zero = a.ctx().int_val(0);
r = Z3_mk_ite(a.ctx(), Z3_mk_ge(a.ctx(), a, zero), a, zero); r = Z3_mk_ite(a.ctx(), Z3_mk_ge(a.ctx(), a, zero), a, -a);
} }
else if (a.is_real()) { else if (a.is_real()) {
expr zero = a.ctx().real_val(0); expr zero = a.ctx().real_val(0);
r = Z3_mk_ite(a.ctx(), Z3_mk_ge(a.ctx(), a, zero), a, zero); r = Z3_mk_ite(a.ctx(), Z3_mk_ge(a.ctx(), a, zero), a, -a);
} }
else { else {
r = Z3_mk_fpa_abs(a.ctx(), a); r = Z3_mk_fpa_abs(a.ctx(), a);

2
src/muz/spacer/spacer_context.cpp
View file

@ -1210,7 +1210,7 @@ expr_ref pred_transformer::get_origin_summary (model &mdl,
if (!is_quantifier(s) && !mdl.is_true(s)) { if (!is_quantifier(s) && !mdl.is_true(s)) {
TRACE("spacer", tout << "Summary not true in the model: " TRACE("spacer", tout << "Summary not true in the model: "
<< mk_pp(s, m) << "\n";); << mk_pp(s, m) << "\n";);
return expr_ref(m); // return expr_ref(m);
} }
} }

1
src/qe/qe_datatypes.cpp
View file

@ -77,6 +77,7 @@ namespace qe {
ptr_vector<func_decl> const& acc = *dt.get_constructor_accessors(f); ptr_vector<func_decl> const& acc = *dt.get_constructor_accessors(f);
for (unsigned i = 0; i < acc.size(); ++i) { for (unsigned i = 0; i < acc.size(); ++i) {
arg = m.mk_fresh_const(acc[i]->get_name().str().c_str(), acc[i]->get_range()); arg = m.mk_fresh_const(acc[i]->get_name().str().c_str(), acc[i]->get_range());
vars.push_back(arg);
model.register_decl(arg->get_decl(), m_val->get_arg(i)); model.register_decl(arg->get_decl(), m_val->get_arg(i));
args.push_back(arg); args.push_back(arg);
} }