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types

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-08-26 18:55:53 -07:00
parent d6848175eb
commit 828fc72754
3 changed files with 11 additions and 5 deletions
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2
src/sat/smt/array_axioms.cpp
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@ -275,7 +275,6 @@ namespace array {
* e1 = e2 or select(e1, diff(e1,e2)) != select(e2, diff(e1, e2))
*/
bool solver::assert_extensionality(expr* e1, expr* e2) {
TRACE("array", tout << "extensionality-axiom: " << mk_bounded_pp(e1, m) << " == " << mk_bounded_pp(e2, m) << "\n";);
++m_stats.m_num_extensionality_axiom;
func_decl_ref_vector const& funcs = sort2diff(e1->get_sort());
expr_ref_vector args1(m), args2(m);
@ -290,6 +289,7 @@ namespace array {
expr_ref sel2(a.mk_select(args2), m);
literal lit1 = eq_internalize(e1, e2);
literal lit2 = eq_internalize(sel1, sel2);
TRACE("array", tout << "extensionality-axiom: " << mk_bounded_pp(e1, m) << " == " << mk_bounded_pp(e2, m) << "\n" << lit1 << " " << ~lit2 << "\n";);
return add_clause(lit1, ~lit2);
}