mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-11-25 06:59:32 +00:00
Code Activity

Cleanup lemma definition

Browse source 
exposes a potential bug. See comments in code.
This commit is contained in:
Arie Gurfinkel 2017-12-18 12:06:10 -05:00
parent f51c07adf6
commit 981e521b18
2 changed files with 11 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

11
src/muz/spacer/spacer_context.cpp
View file

@ -1177,7 +1177,7 @@ void pred_transformer::inherit_properties(pred_transformer& other)
lemma::lemma (ast_manager &manager, expr * body, unsigned lvl) :
m_ref_count(0), m(manager),
m_body(body, m), m_cube(m),
m_bindings(m), m_zks(m), m_lvl(lvl),
m_zks(m), m_bindings(m), m_lvl(lvl),
m_pob(nullptr), m_new_pob(false) {
SASSERT(m_body);
normalize(m_body, m_body);
@ -1186,17 +1186,17 @@ lemma::lemma (ast_manager &manager, expr * body, unsigned lvl) :
lemma::lemma(pob_ref const &p) :
m_ref_count(0), m(p->get_ast_manager()),
m_body(m), m_cube(m),
m_bindings(m), m_zks(m), m_lvl(p->level()),
m_zks(m), m_bindings(m), m_lvl(p->level()),
m_pob(p), m_new_pob(m_pob) {SASSERT(m_pob); m_pob->get_skolems(m_zks);}
lemma::lemma(pob_ref const &p, expr_ref_vector &cube, unsigned lvl) :
m_ref_count(0),
m(p->get_ast_manager()),
m_body(m), m_cube(m),
m_bindings(m), m_zks(m), m_lvl(p->level()),
m_zks(m), m_bindings(m), m_lvl(p->level()),
m_pob(p), m_new_pob(m_pob)
{
m_pob->get_skolems(m_zks);
if (m_pob) {m_pob->get_skolems(m_zks);}
update_cube(p, cube);
set_level(lvl);
}
@ -1229,6 +1229,9 @@ void lemma::mk_expr_core() {
names.c_ptr(),
m_body, 15, symbol(m_body->get_id()));
if (m_new_pob) {
// XXX This assertion will fail when a lemma is
// XXX generalized with additional quantified variables
SASSERT(m_pob->get_binding().size() == m_zks.size());
add_binding(m_pob->get_binding());
}
}