mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-06 17:44:08 +00:00
Code Activity

detect conflicts in cut_simplifier

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-02-26 20:53:51 -08:00
parent d8423a4b46
commit dc31478d82
1 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/sat/sat_cut_simplifier.cpp
View file

@ -358,6 +358,13 @@ namespace sat {
}
while (first != idx);
}
for (unsigned i = s.num_vars(); i-- > 0; ) {
literal lit(i, false);
if (uf2.find(lit.index()) == uf2.find((~lit).index())) {
s.set_conflict();
return;
}
}
if (new_eq) {
elim_eqs elim(s);
elim(uf2);