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revert normalizing ordering on equality as it breaks others and doesn't necessarily lead to simplification
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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@ -645,6 +645,11 @@ br_status bool_rewriter::try_ite_value(app * ite, app * val, expr_ref & result)
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}
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app* bool_rewriter::mk_eq(expr* lhs, expr* rhs) {
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// if (lhs->get_id() > rhs->get_id()) std::swap(lhs, rhs);
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return m().mk_eq(lhs, rhs);
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}
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br_status bool_rewriter::mk_eq_core(expr * lhs, expr * rhs, expr_ref & result) {
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if (m().are_equal(lhs, rhs)) {
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result = m().mk_true();
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@ -127,10 +127,7 @@ public:
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br_status mk_ite_core(expr * c, expr * t, expr * e, expr_ref & result);
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br_status mk_not_core(expr * t, expr_ref & result);
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app* mk_eq(expr* lhs, expr* rhs) {
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if (lhs->get_id() > rhs->get_id()) std::swap(lhs, rhs);
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return m().mk_eq(lhs, rhs);
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}
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app* mk_eq(expr* lhs, expr* rhs);
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void mk_eq(expr * lhs, expr * rhs, expr_ref & result) {
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if (mk_eq_core(lhs, rhs, result) == BR_FAILED)
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