Fix forward declarations.

3 files changed, 3 insertions, 3 deletions

diff --git a/eval/src/vespa/eval/eval/tensor_engine.h b/eval/src/vespa/eval/eval/tensor_engine.h
index b2b9faedadb..0ba25baed8c 100644
--- a/eval/src/vespa/eval/eval/tensor_engine.h
+++ b/eval/src/vespa/eval/eval/tensor_engine.h
@@ -18,7 +18,7 @@ namespace eval {
 struct Value;
 class ValueType;
 class TensorSpec;
-class TensorFunction;
+struct TensorFunction;
 
 /**
  * Top-level API for a tensor implementation. All Tensor operations
diff --git a/searchcore/src/vespa/searchcore/proton/server/matchers.h b/searchcore/src/vespa/searchcore/proton/server/matchers.h
index bd1b9ab069d..aa23d740872 100644
--- a/searchcore/src/vespa/searchcore/proton/server/matchers.h
+++ b/searchcore/src/vespa/searchcore/proton/server/matchers.h
@@ -12,7 +12,7 @@ namespace proton {
 namespace matching {
     class Matcher;
     class QueryLimiter;
-    class IConstantValueRepo;
+    struct IConstantValueRepo;
 }
 
 class Matchers {
diff --git a/searchlib/src/vespa/searchlib/queryeval/irequestcontext.h b/searchlib/src/vespa/searchlib/queryeval/irequestcontext.h
index 75025b5cbf2..037d72f1bbf 100644
--- a/searchlib/src/vespa/searchlib/queryeval/irequestcontext.h
+++ b/searchlib/src/vespa/searchlib/queryeval/irequestcontext.h
@@ -5,7 +5,7 @@
 #include <vespa/vespalib/stllike/string.h>
 
 namespace search::attribute { class IAttributeVector; }
-namespace vespalib::eval { class Value; }
+namespace vespalib::eval { struct Value; }
 namespace vespalib { class Doom; }
 
 namespace search::queryeval {