From 6ca8aafdc25adec287126bd410d14f5819341a8f Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis@chromium.org>
Date: Thu, 5 Nov 2026 11:19:14 -0500
Subject: [PATCH] Remove an unused variable

New libc++ has a mode that warns on this, and this is part of enabling
that mode in Chromium builds.

No behavior change.

Part of https://crbug.com/581374525
---
 cpp/test/phonenumbers/phonenumbermatcher_test.cc | 1 -
 1 file changed, 1 deletion(-)

diff --git a/cpp/test/phonenumbers/phonenumbermatcher_test.cc b/cpp/test/phonenumbers/phonenumbermatcher_test.cc
index 4b0f12767c..7e88dfa1d8 100644
--- a/cpp/test/phonenumbers/phonenumbermatcher_test.cc
+++ b/cpp/test/phonenumbers/phonenumbermatcher_test.cc
@@ -316,7 +316,6 @@ class PhoneNumberMatcherTest : public testing::Test {
   void EnsureTermination(const string& text, const string& default_country,
                          PhoneNumberMatcher::Leniency leniency) {
     for (size_t index = 0; index <= text.length(); ++index) {
-      string sub = text.substr(index);
       // Iterates over all matches.
       PhoneNumberMatcher matcher(phone_util_, text, default_country, leniency,
                                  1000000 /* max_tries */);