mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-23 09:05:31 +00:00
Code Activity

setting roots breaks relevancy propagation

Browse source
This commit is contained in:
Nikolaj Bjorner 2022-01-05 21:16:25 -08:00
parent bd8de964f7
commit d7c7fbb8f1
4 changed files with 24 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

12
src/smt/smt_relevancy.cpp
View file

@ -134,11 +134,11 @@ namespace smt {
obj_map<expr, relevancy_ehs *> m_relevant_ehs;
obj_map<expr, relevancy_ehs *> m_watches[2];
struct eh_trail {
enum kind { POS_WATCH, NEG_WATCH, HANDLER };
enum class kind { POS_WATCH, NEG_WATCH, HANDLER };
kind m_kind;
expr * m_node;
eh_trail(expr * n):m_kind(HANDLER), m_node(n) {}
eh_trail(expr * n, bool val):m_kind(val ? POS_WATCH : NEG_WATCH), m_node(n) {}
eh_trail(expr * n):m_kind(kind::HANDLER), m_node(n) {}
eh_trail(expr * n, bool val):m_kind(val ? kind::POS_WATCH : kind::NEG_WATCH), m_node(n) {}
kind get_kind() const { return m_kind; }
expr * get_node() const { return m_node; }
};
@ -292,9 +292,9 @@ namespace smt {
expr * n = t.get_node();
relevancy_ehs * ehs;
switch (t.get_kind()) {
case eh_trail::POS_WATCH: ehs = get_watches(n, true); SASSERT(ehs); set_watches(n, true, ehs->tail()); break;
case eh_trail::NEG_WATCH: ehs = get_watches(n, false); SASSERT(ehs); set_watches(n, false, ehs->tail()); break;
case eh_trail::HANDLER: ehs = get_handlers(n); SASSERT(ehs); set_handlers(n, ehs->tail()); break;
case eh_trail::kind::POS_WATCH: ehs = get_watches(n, true); SASSERT(ehs); set_watches(n, true, ehs->tail()); break;
case eh_trail::kind::NEG_WATCH: ehs = get_watches(n, false); SASSERT(ehs); set_watches(n, false, ehs->tail()); break;
case eh_trail::kind::HANDLER: ehs = get_handlers(n); SASSERT(ehs); set_handlers(n, ehs->tail()); break;
default: UNREACHABLE(); break;
}
m.dec_ref(n);