From 24bb106aa30627248a33205b345aa61aba8efd1f Mon Sep 17 00:00:00 2001
From: Tor Egge <Tor.Egge@online.no>
Date: Wed, 10 Nov 2021 20:20:19 +0100
Subject: Fix forward declaration.

---
 searchcore/src/vespa/searchcore/proton/matching/extract_features.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/searchcore/src/vespa/searchcore/proton/matching/extract_features.h b/searchcore/src/vespa/searchcore/proton/matching/extract_features.h
index 66e98d9db2d..3c0f60b5b3f 100644
--- a/searchcore/src/vespa/searchcore/proton/matching/extract_features.h
+++ b/searchcore/src/vespa/searchcore/proton/matching/extract_features.h
@@ -5,7 +5,7 @@
 #include <vespa/searchlib/common/featureset.h>
 #include <vector>
 
-namespace vespalib { class ThreadBundle; };
+namespace vespalib { struct ThreadBundle; };
 namespace search::queryeval { class SearchIterator; }
 namespace search::fef { class RankProgram; }
 
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