Merge pull request #13234 from vespa-engine/arnej/use-global-filter-in-nn-blueprint

Arnej/use global filter in nn blueprint 

1 files changed, 2 insertions, 2 deletions

diff --git a/searchcore/src/vespa/searchcore/proton/matching/query.cpp b/searchcore/src/vespa/searchcore/proton/matching/query.cpp
index 26d35998dd3..dd93a0eceed 100644
--- a/searchcore/src/vespa/searchcore/proton/matching/query.cpp
+++ b/searchcore/src/vespa/searchcore/proton/matching/query.cpp
@@ -191,8 +191,8 @@ Query::optimize()
     _blueprint = Blueprint::optimize(std::move(_blueprint));
     if (_blueprint->getState().want_global_filter()) {
         // XXX we need to somehow compute a real global filter
-        std::shared_ptr<search::BitVector> empty_global_filter;
-        _blueprint->set_global_filter(empty_global_filter);
+        auto empty_global_filter = search::queryeval::GlobalFilter::create();
+        _blueprint->set_global_filter(*empty_global_filter);
         // optimized order may change after accounting for global filter:
         _blueprint = Blueprint::optimize(std::move(_blueprint));
     }