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remove iff

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-05-16 18:35:38 -07:00 • committed by Arie Gurfinkel
parent ecf15ab07d
commit ff0f257102
47 changed files with 199 additions and 264 deletions
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5
src/model/model_implicant.cpp
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@ -172,7 +172,6 @@ void model_implicant::process_formula(app* e, ptr_vector<expr>& todo, ptr_vector
case OP_FALSE:
break;
case OP_EQ:
case OP_IFF:
if (args[0] == args[1]) {
SASSERT(v);
// no-op
@ -742,10 +741,6 @@ void model_implicant::eval_basic(app* e) {
set_x(e);
}
break;
case OP_IFF:
VERIFY(m.is_iff(e, arg1, arg2));
eval_eq(e, arg1, arg2);
break;
case OP_ITE:
VERIFY(m.is_ite(e, argCond, argThen, argElse));
if (is_true(argCond)) {