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add shortcuts in rewriter, eliminate redundancies in dependent_expr tactic

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Nikolaj Bjorner 2022-11-15 09:13:13 -08:00
parent bfae8b2162
commit 9845c33236
5 changed files with 50 additions and 25 deletions
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4
src/ast/rewriter/bv_rewriter.cpp
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@ -19,6 +19,7 @@ Notes:
#include "params/bv_rewriter_params.hpp"
#include "ast/rewriter/bv_rewriter.h"
#include "ast/rewriter/poly_rewriter_def.h"
#include "ast/rewriter/bool_rewriter.h"
#include "ast/ast_smt2_pp.h"
#include "ast/ast_lt.h"
@ -2386,7 +2387,8 @@ br_status bv_rewriter::mk_bit2bool(expr * lhs, expr * rhs, expr_ref & result) {
expr* a = nullptr, *b = nullptr, *c = nullptr;
if (m().is_ite(lhs, a, b, c)) {
result = m().mk_ite(a, m().mk_eq(b, rhs), m().mk_eq(c, rhs));
bool_rewriter rw(m());
result = rw.mk_ite(a, rw.mk_eq(b, rhs), rw.mk_eq(c, rhs));
return BR_REWRITE2;
}