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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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4
src/ast/macro_substitution.cpp
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@ -77,7 +77,7 @@ void macro_substitution::cleanup() {
void macro_substitution::insert(func_decl * f, quantifier * q, proof * pr, expr_dependency * dep) {
DEBUG_CODE({
app * body = to_app(q->get_expr());
SASSERT(m_manager.is_eq(body) || m_manager.is_iff(body));
SASSERT(m_manager.is_eq(body));
expr * lhs = body->get_arg(0);
expr * rhs = body->get_arg(1);
SASSERT(is_app_of(lhs, f) || is_app_of(rhs, f));
@ -146,7 +146,7 @@ void macro_substitution::erase(func_decl * f) {
void macro_substitution::get_head_def(quantifier * q, func_decl * f, app * & head, expr * & def) {
app * body = to_app(q->get_expr());
SASSERT(m_manager.is_eq(body) || m_manager.is_iff(body));
SASSERT(m_manager.is_eq(body));
expr * lhs = to_app(body)->get_arg(0);
expr * rhs = to_app(body)->get_arg(1);
SASSERT(is_app_of(lhs, f) || is_app_of(rhs, f));