From 773e7c67cf357a152770b12a294d93fefcd83f0c Mon Sep 17 00:00:00 2001
From: Cheng <git@zcbenz.com>
Date: Wed, 25 Sep 2024 10:36:10 +0900
Subject: [PATCH] src: do not call path.back() when it is empty

PR-URL: https://github.com/nodejs/node/pull/55072
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
---
 src/path.cc | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/path.cc b/src/path.cc
index f1813596ff78ff..df6a11644b4c1a 100644
--- a/src/path.cc
+++ b/src/path.cc
@@ -266,11 +266,11 @@ std::string PathResolve(Environment* env,
   for (int i = numArgs - 1; i >= -1 && !resolvedAbsolute; i--) {
     const std::string& path = (i >= 0) ? std::string(paths[i]) : cwd;
 
-    if (static_cast<size_t>(i) == numArgs - 1 && path.back() == '/') {
-      slashCheck = true;
-    }
-
     if (!path.empty()) {
+      if (static_cast<size_t>(i) == numArgs - 1 && path.back() == '/') {
+        slashCheck = true;
+      }
+
       resolvedPath = std::string(path) + "/" + resolvedPath;
 
       if (path.front() == '/') {