mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-06 17:44:08 +00:00
Code Activity

fixing regressions introduced when reducing astm proof dependencies

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-10-24 02:26:39 -07:00
parent 7f254710aa
commit 72c9134424
3 changed files with 13 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/ast/ast.cpp
View file

@ -805,7 +805,6 @@ func_decl * basic_decl_plugin::mk_proof_decl(char const* name, basic_op_kind k,
}
func_decl * basic_decl_plugin::mk_proof_decl(basic_op_kind k, unsigned num_parents) {
SASSERT(k == PR_UNDEF || m_manager->proofs_enabled());
switch (static_cast<basic_op_kind>(k)) {
//
// A description of the semantics of the proof
@ -2701,8 +2700,6 @@ proof * ast_manager::mk_commutativity(app * f) {
*/
proof * ast_manager::mk_iff_true(proof * pr) {
if (!pr) return pr;
if (proofs_disabled())
return m_undef_proof;
SASSERT(has_fact(pr));
SASSERT(is_bool(get_fact(pr)));
return mk_app(m_basic_family_id, PR_IFF_TRUE, pr, mk_iff(get_fact(pr), mk_true()));
@ -2845,18 +2842,21 @@ proof * ast_manager::mk_distributivity(expr * s, expr * r) {
}
proof * ast_manager::mk_rewrite(expr * s, expr * t) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_REWRITE, mk_eq(s, t));
}
proof * ast_manager::mk_oeq_rewrite(expr * s, expr * t) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_REWRITE, mk_oeq(s, t));
}
proof * ast_manager::mk_rewrite_star(expr * s, expr * t, unsigned num_proofs, proof * const * proofs) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
ptr_buffer<expr> args;
@ -2866,36 +2866,42 @@ proof * ast_manager::mk_rewrite_star(expr * s, expr * t, unsigned num_proofs, pr
}
proof * ast_manager::mk_pull_quant(expr * e, quantifier * q) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_PULL_QUANT, mk_iff(e, q));
}
proof * ast_manager::mk_pull_quant_star(expr * e, quantifier * q) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_PULL_QUANT_STAR, mk_iff(e, q));
}
proof * ast_manager::mk_push_quant(quantifier * q, expr * e) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_PUSH_QUANT, mk_iff(q, e));
}
proof * ast_manager::mk_elim_unused_vars(quantifier * q, expr * e) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_ELIM_UNUSED_VARS, mk_iff(q, e));
}
proof * ast_manager::mk_der(quantifier * q, expr * e) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_DER, mk_iff(q, e));
}
proof * ast_manager::mk_quant_inst(expr * not_q_or_i, unsigned num_bind, expr* const* binding) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
vector<parameter> params;
@ -2931,6 +2937,7 @@ bool ast_manager::is_rewrite(expr const* e, expr*& r1, expr*& r2) const {
}
proof * ast_manager::mk_def_axiom(expr * ax) {
SASSERT(proofs_enabled());
if (proofs_disabled())
return m_undef_proof;
return mk_app(m_basic_family_id, PR_DEF_AXIOM, ax);

4
src/smt/asserted_formulas.cpp
View file

@ -101,14 +101,14 @@ void asserted_formulas::push_assertion(expr * e, proof * pr, vector<justified_ex
else if (m.is_and(e)) {
for (unsigned i = 0; i < to_app(e)->get_num_args(); ++i) {
expr* arg = to_app(e)->get_arg(i);
proof_ref _pr(m.mk_and_elim(pr, i), m);
proof_ref _pr(m.proofs_enabled() ? m.mk_and_elim(pr, i) : 0, m);
push_assertion(arg, _pr, result);
}
}
else if (m.is_not(e, e1) && m.is_or(e1)) {
for (unsigned i = 0; i < to_app(e1)->get_num_args(); ++i) {
expr* arg = to_app(e1)->get_arg(i);
proof_ref _pr(m.mk_not_or_elim(pr, i), m);
proof_ref _pr(m.proofs_enabled() ? m.mk_not_or_elim(pr, i) : 0, m);
expr_ref narg(mk_not(m, arg), m);
push_assertion(narg, _pr, result);
}

2
src/test/proof_checker.cpp
View file

@ -8,7 +8,7 @@ Copyright (c) 2015 Microsoft Corporation
#include "ast/ast_ll_pp.h"
void tst_checker1() {
ast_manager m(PGM_FINE);
ast_manager m(PGM_ENABLED);
expr_ref a(m);
proof_ref p1(m), p2(m), p3(m), p4(m);
expr_ref_vector side_conditions(m);