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fix #6792, add scaffolding for type variables

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-07-07 17:22:56 -07:00
parent f5c069f899
commit 5806869ae4
8 changed files with 96 additions and 14 deletions
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6
src/ast/ast.cpp
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@ -1378,6 +1378,7 @@ void ast_manager::init() {
ENSURE(model_value_family_id == mk_family_id("model-value"));
ENSURE(user_sort_family_id == mk_family_id("user-sort"));
ENSURE(arith_family_id == mk_family_id("arith"));
ENSURE(poly_family_id == mk_family_id("polymorphic"));
basic_decl_plugin * plugin = alloc(basic_decl_plugin);
register_plugin(basic_family_id, plugin);
m_bool_sort = plugin->mk_bool_sort();
@ -2019,6 +2020,11 @@ sort * ast_manager::mk_uninterpreted_sort(symbol const & name, unsigned num_para
return plugin->mk_sort(kind, num_parameters, parameters);
}
sort * ast_manager::mk_type_var(symbol const& name) {
sort_info si(poly_family_id, 0);
return mk_sort(name, &si);
}
func_decl * ast_manager::mk_func_decl(symbol const & name, unsigned arity, sort * const * domain, sort * range,
bool assoc, bool comm, bool inj) {
func_decl_info info(null_family_id, null_decl_kind);