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dealing with issue #402

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-01-09 15:43:47 -08:00
parent 20cfbcd66b
commit 0df4931c4b
2 changed files with 4 additions and 1 deletions

View file

@ -1816,7 +1816,7 @@ def _mk_quantifier(is_forall, vs, body, weight=1, qid="", skid="", patterns=[],
vs = [vs]
num_vars = len(vs)
if num_vars == 0:
raise Z3Exception("Quantification requires a non-empty list of variables.")
return body
_vs = (Ast * num_vars)()
for i in range(num_vars):
## TODO: Check if is constant

View file

@ -322,6 +322,9 @@ namespace smt {
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 (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);
}