mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-12 12:08:18 +00:00
Code Activity

pin expressions to fix unsound behavior

Browse source
This commit is contained in:
Nikolaj Bjorner 2023-12-18 13:51:29 -08:00
parent 5d4c18dde2
commit dff419a7cb
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/solver/simplifier_solver.cpp
View file

@ -80,8 +80,10 @@ class simplifier_solver : public solver {
void flatten_suffix() override { void flatten_suffix() override {
expr_mark seen; expr_mark seen;
unsigned j = qhead(); unsigned j = qhead();
expr_ref_vector pinned(s.m);
for (unsigned i = qhead(); i < qtail(); ++i) { for (unsigned i = qhead(); i < qtail(); ++i) {
expr* f = s.m_fmls[i].fml(), *g = nullptr; expr* f = s.m_fmls[i].fml(), *g = nullptr;
pinned.push_back(f);
if (seen.is_marked(f)) if (seen.is_marked(f))
continue; continue;
seen.mark(f, true); seen.mark(f, true);