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add array-ext to externally exposed functions to enable interpolants with arrays to be usable in feedback loops with Z3. Addresses one issue raised in #292

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-11-07 16:42:13 -08:00
parent 8d1fa3ae50
commit 4685a5f8ba
12 changed files with 71 additions and 16 deletions
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6
src/smt/theory_array_full.cpp
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@ -273,7 +273,7 @@ namespace smt {
}
context & ctx = get_context();
if (is_map(n)) {
if (is_map(n) || is_array_ext(n)) {
for (unsigned i = 0; i < n->get_num_args(); ++i) {
enode* arg = ctx.get_enode(n->get_arg(i));
if (!is_attached_to_var(arg)) {
@ -320,6 +320,10 @@ namespace smt {
found_unsupported_op(n);
instantiate_default_as_array_axiom(node);
}
else if (is_array_ext(n)) {
SASSERT(n->get_num_args() == 2);
instantiate_extensionality(ctx.get_enode(n->get_arg(0)), ctx.get_enode(n->get_arg(1)));
}
return true;
}