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-rw-r--r--vespajlib/src/main/java/com/yahoo/tensor/functions/Concat.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/vespajlib/src/main/java/com/yahoo/tensor/functions/Concat.java b/vespajlib/src/main/java/com/yahoo/tensor/functions/Concat.java
index 8d8fe2b356f..866b710b72e 100644
--- a/vespajlib/src/main/java/com/yahoo/tensor/functions/Concat.java
+++ b/vespajlib/src/main/java/com/yahoo/tensor/functions/Concat.java
@@ -134,7 +134,7 @@ public class Concat<NAMETYPE extends Name> extends PrimitiveTensorFunction<NAMET
return tensor;
}
else { // extend tensor with this dimension
- if (tensor.type().dimensions().stream().anyMatch(d -> ! d.isIndexed()))
+ if (tensor.type().hasMappedDimensions())
throw new IllegalArgumentException("Concat requires an indexed tensor, " +
"but got a tensor with type " + tensor.type());
Tensor unitTensor = Tensor.Builder.of(new TensorType.Builder(combinedValueType)