Avoid accessing element 0 of empty vectors.

2 files changed, 2 insertions, 2 deletions

diff --git a/searchlib/src/vespa/searchlib/expression/interpolatedlookupfunctionnode.cpp b/searchlib/src/vespa/searchlib/expression/interpolatedlookupfunctionnode.cpp
index 7f55573afbf..f220b1d455d 100644
--- a/searchlib/src/vespa/searchlib/expression/interpolatedlookupfunctionnode.cpp
+++ b/searchlib/src/vespa/searchlib/expression/interpolatedlookupfunctionnode.cpp
@@ -93,7 +93,7 @@ bool InterpolatedLookup::onExecute() const
     size_t numValues = _attribute->getValueCount(_docId);
     std::vector<double> valueVector;
     valueVector.resize(numValues);
-    _attribute->get(_docId, &valueVector[0], numValues);
+    _attribute->get(_docId, valueVector.data(), numValues);
     double result = simpleInterpolate(numValues, valueVector, lookup);
     static_cast<FloatResultNode &>(updateResult()).set(result);
     return true;
diff --git a/searchsummary/src/vespa/searchsummary/docsummary/getdocsumargs.h b/searchsummary/src/vespa/searchsummary/docsummary/getdocsumargs.h
index 22de0a42dc6..5dbd2a05a6d 100644
--- a/searchsummary/src/vespa/searchsummary/docsummary/getdocsumargs.h
+++ b/searchsummary/src/vespa/searchsummary/docsummary/getdocsumargs.h
@@ -39,7 +39,7 @@ public:
 
     const vespalib::string & getResultClassName()      const { return _resultClassName; }
     vespalib::stringref getStackDump() const {
-        return {&_stackDump[0], _stackDump.size()};
+        return {_stackDump.data(), _stackDump.size()};
     }
 
     void dumpFeatures(bool v) { _dumpFeatures = v; }