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fix bug in proof generation for PDR, add more features for handling quantifiers

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-12-02 15:33:18 -08:00
parent 2d1a6bf270
commit a813c384a6
8 changed files with 356 additions and 40 deletions
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33
src/muz_qe/equiv_proof_converter.cpp Normal file
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/*++
Copyright (c) 2012 Microsoft Corporation
Module Name:
equiv_proof_converter.cpp
Abstract:
Proof converter that applies equivalence rule to leaves.
Author:
Nikolaj Bjorner (nbjorner) 2012-11-23
Revision History:
--*/
#include "equiv_proof_converter.h"
#include "ast_pp.h"
#include "dl_util.h"
void equiv_proof_converter::insert(expr* fml1, expr* fml2) {
datalog::scoped_fine_proof _sp(m);
proof_ref p1(m), p2(m), p3(m);
p1 = m.mk_asserted(fml1);
p2 = m.mk_rewrite(fml1, fml2);
p3 = m.mk_modus_ponens(p1, p2);
TRACE("proof_converter", tout << mk_pp(p3.get(), m) << "\n";);
SASSERT(m.has_fact(p3));
m_replace.insert(p3);
}