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fix #1749 by rejecting non-well-founded use of datatype in array

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-07-12 22:45:52 -07:00
parent b7ea90c12b
commit 4915fb080b
4 changed files with 40 additions and 26 deletions
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3
src/ast/seq_decl_plugin.cpp
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@ -376,8 +376,7 @@ bool seq_decl_plugin::match(ptr_vector<sort>& binding, sort* s, sort* sP) {
if (s->get_family_id() == sP->get_family_id() &&
s->get_decl_kind() == sP->get_decl_kind() &&
s->get_num_parameters() == sP->get_num_parameters()) {
for (unsigned i = 0; i < s->get_num_parameters(); ++i) {
parameter const& p = s->get_parameter(i);
for (parameter const& p : s->parameters()) {
if (p.is_ast() && is_sort(p.get_ast())) {
parameter const& p2 = sP->get_parameter(i);
if (!match(binding, to_sort(p.get_ast()), to_sort(p2.get_ast()))) return false;