From cb066d59f5394beb88ac5b92c8a6db51494c9799 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Fri, 21 Apr 2023 21:32:27 +0100
Subject: Don't use &vector.front() for vector which might be empty

Instead just use .data() which safely returns something which might be nullptr, but that's fine.
---
 libpqpp/pq-cursorselectcommand.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libpqpp/pq-cursorselectcommand.cpp')

diff --git a/libpqpp/pq-cursorselectcommand.cpp b/libpqpp/pq-cursorselectcommand.cpp
index 96d3dc3..8d3a7bf 100644
--- a/libpqpp/pq-cursorselectcommand.cpp
+++ b/libpqpp/pq-cursorselectcommand.cpp
@@ -46,7 +46,7 @@ PQ::CursorSelectCommand::execute()
 			s_declare = mkdeclare();
 		}
 		c->checkResultFree(PQexecParams(c->conn, s_declare.c_str(), static_cast<int>(values.size()), nullptr,
-								   &values.front(), &lengths.front(), &formats.front(), binary),
+								   values.data(), lengths.data(), formats.data(), binary),
 				PGRES_COMMAND_OK);
 		fetchTuples();
 		createColumns(execRes);
-- 
cgit v1.2.3