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fix #1812

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-09-10 15:15:00 -07:00
parent a37d05d54b
commit e818b7bd27
4 changed files with 51 additions and 4 deletions
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6
src/ast/ast.cpp
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@ -1656,6 +1656,12 @@ bool ast_manager::are_distinct(expr* a, expr* b) const {
return false;
}
func_decl* ast_manager::get_rec_fun_decl(quantifier* q) const {
SASSERT(is_rec_fun_def(q));
return to_app(to_app(q->get_pattern(0))->get_arg(0))->get_decl();
}
void ast_manager::register_plugin(family_id id, decl_plugin * plugin) {
SASSERT(m_plugins.get(id, 0) == 0);
m_plugins.setx(id, plugin, 0);

1
src/ast/ast.h
View file

@ -1632,6 +1632,7 @@ public:
bool is_rec_fun_def(quantifier* q) const { return q->get_qid() == m_rec_fun; }
bool is_lambda_def(quantifier* q) const { return q->get_qid() == m_lambda_def; }
func_decl* get_rec_fun_decl(quantifier* q) const;
symbol const& rec_fun_qid() const { return m_rec_fun; }