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add recfun rewriting, remove quantifier based recfun

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This commit is contained in:
Nikolaj Bjorner 2020-04-26 12:59:51 -07:00
parent 7f1b147cba
commit f9193809ea
13 changed files with 94 additions and 143 deletions
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10
src/ast/ast.cpp
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@ -1379,7 +1379,6 @@ ast_manager::ast_manager(proof_gen_mode m, char const * trace_file, bool is_form
m_proof_mode(m),
m_trace_stream(nullptr),
m_trace_stream_owner(false),
m_rec_fun(":rec-fun"),
m_lambda_def(":lambda-def") {
if (trace_file) {
@ -1403,7 +1402,6 @@ ast_manager::ast_manager(proof_gen_mode m, std::fstream * trace_stream, bool is_
m_proof_mode(m),
m_trace_stream(trace_stream),
m_trace_stream_owner(false),
m_rec_fun(":rec-fun"),
m_lambda_def(":lambda-def") {
if (!is_format_manager)
@ -1421,7 +1419,6 @@ ast_manager::ast_manager(ast_manager const & src, bool disable_proofs):
m_proof_mode(disable_proofs ? PGM_DISABLED : src.m_proof_mode),
m_trace_stream(src.m_trace_stream),
m_trace_stream_owner(false),
m_rec_fun(":rec-fun"),
m_lambda_def(":lambda-def") {
SASSERT(!src.is_format_manager());
m_format_manager = alloc(ast_manager, PGM_DISABLED, m_trace_stream, true);
@ -1756,13 +1753,6 @@ quantifier* ast_manager::is_lambda_def(func_decl* f) {
return nullptr;
}
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);