Merge branch 'master' into bjormel/aws-main-controllerbjormel/aws-main-controller

1 files changed, 4 insertions, 1 deletions

diff --git a/searchlib/src/vespa/searchlib/queryeval/blueprint.h b/searchlib/src/vespa/searchlib/queryeval/blueprint.h
index 8d230b6ec01..c9ebab7ae9d 100644
--- a/searchlib/src/vespa/searchlib/queryeval/blueprint.h
+++ b/searchlib/src/vespa/searchlib/queryeval/blueprint.h
@@ -1,4 +1,4 @@
-// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 
 #pragma once
 
@@ -26,6 +26,7 @@ namespace search::queryeval {
 class SearchIterator;
 class ExecuteInfo;
 class MatchingElementsSearch;
+class LeafBlueprint;
 
 /**
  * A Blueprint is an intermediate representation of a search. More
@@ -251,6 +252,7 @@ public:
     virtual bool isEquiv() const { return false; }
     virtual bool isWhiteList() const { return false; }
     virtual bool isIntermediate() const { return false; }
+    virtual LeafBlueprint * asLeaf() noexcept { return nullptr; }
     virtual bool isAnd() const { return false; }
     virtual bool isAndNot() const { return false; }
     virtual bool isOr() const { return false; }
@@ -396,6 +398,7 @@ public:
     void fetchPostings(const ExecuteInfo &execInfo) override;
     void freeze() final;
     SearchIteratorUP createSearch(fef::MatchData &md, bool strict) const override;
+    LeafBlueprint * asLeaf() noexcept final { return this; }
 
     virtual bool getRange(vespalib::string & from, vespalib::string & to) const;
     virtual SearchIteratorUP createLeafSearch(const fef::TermFieldMatchDataArray &tfmda, bool strict) const = 0;