diff options
Diffstat (limited to 'src/theory/arrays/theory_arrays.h')
| -rw-r--r-- | src/theory/arrays/theory_arrays.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/src/theory/arrays/theory_arrays.h b/src/theory/arrays/theory_arrays.h index 6592e86cf..3ae0146c1 100644 --- a/src/theory/arrays/theory_arrays.h +++ b/src/theory/arrays/theory_arrays.h @@ -243,7 +243,7 @@ class TheoryArrays : public Theory { } bool eqNotifyTriggerTermEquality(TheoryId tag, TNode t1, TNode t2, bool value) { - Debug("arrays::propagate") << spaces(d_arrays.getSatContext()->getLevel()) << "NotifyClass::eqNotifyTriggerTermEquality(" << t1 << ", " << t2 << ")" << std::endl; + Debug("arrays::propagate") << spaces(d_arrays.getSatContext()->getLevel()) << "NotifyClass::eqNotifyTriggerTermEquality(" << t1 << ", " << t2 << ", " << (value ? "true" : "false") << ")" << std::endl; if (value) { if (t1.getType().isArray()) { d_arrays.mergeArrays(t1, t2); @@ -253,9 +253,16 @@ class TheoryArrays : public Theory { } // Propagate equality between shared terms Node equality = Rewriter::rewriteEquality(theory::THEORY_UF, t1.eqNode(t2)); - d_arrays.propagate(equality); + return d_arrays.propagate(equality); + } else { + if (t1.getType().isArray()) { + if (!d_arrays.isShared(t1) || !d_arrays.isShared(t2)) { + return true; + } + } + Node equality = Rewriter::rewriteEquality(theory::THEORY_UF, t1.eqNode(t2)); + return d_arrays.propagate(equality.notNode()); } - // TODO: implement negation propagation return true; } |