From 35ddd011f902e22790d1672cf9c1b668cccc7f3e Mon Sep 17 00:00:00 2001
From: panda-sheep <59197347+panda-sheep@users.noreply.github.com>
Date: Mon, 13 Dec 2021 18:39:58 +0800
Subject: [PATCH] fix unused varaible (#3455)

Co-authored-by: Sophie <84560950+Sophie-Xie@users.noreply.github.com>
---
 src/graph/validator/GoValidator.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/graph/validator/GoValidator.cpp b/src/graph/validator/GoValidator.cpp
index 03da2cede0d..2f2bb84fa3d 100644
--- a/src/graph/validator/GoValidator.cpp
+++ b/src/graph/validator/GoValidator.cpp
@@ -43,8 +43,8 @@ Status GoValidator::validateImpl() {
     }
     auto varPropsMap = exprProps.varProps();
     std::vector<std::string> keys;
-    for (const auto& [k, v] : varPropsMap) {
-      keys.emplace_back(k);
+    for (const auto& elem : varPropsMap) {
+      keys.emplace_back(elem.first);
     }
     if (keys.size() > 1) {
       return Status::SemanticError("Multiple variable property is not supported in WHERE or YIELD");