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throw exceptions when internalizing expressions with free variables, issue #663

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-06-29 16:53:28 -07:00
parent 5d5004193b
commit c2f9d35d59
2 changed files with 21 additions and 7 deletions
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6
src/smt/smt_internalizer.cpp
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@ -321,10 +321,10 @@ namespace smt {
void context::internalize(expr * n, bool gate_ctx) {
TRACE("internalize", tout << "internalizing:\n" << mk_pp(n, m_manager) << "\n";);
TRACE("internalize_bug", tout << "internalizing:\n" << mk_bounded_pp(n, m_manager) << "\n";);
if (is_var(n)) {
throw default_exception("Formulas should not contain unbound variables");
}
if (m_manager.is_bool(n)) {
if (is_var(n)) {
throw default_exception("Formulas should not contain unbound variables");
}
SASSERT(is_quantifier(n) || is_app(n));
internalize_formula(n, gate_ctx);
}