Also copy the zero termination.

1 files changed, 1 insertions, 1 deletions

diff --git a/eval/src/vespa/eval/tensor/sparse/sparse_tensor_address_builder.h b/eval/src/vespa/eval/tensor/sparse/sparse_tensor_address_builder.h
index ada8a10e541..4254e13aa16 100644
--- a/eval/src/vespa/eval/tensor/sparse/sparse_tensor_address_builder.h
+++ b/eval/src/vespa/eval/tensor/sparse/sparse_tensor_address_builder.h
@@ -22,7 +22,7 @@ private:
 
 protected:
     void append(vespalib::stringref str) {
-        for (size_t i(0); i < str.size(); i++) {
+        for (size_t i(0); i < str.size() + 1; i++) {
             _address.push_back_fast(str[i]);
         }
     }