From 6fdc988592bfaecfcf99a88faac8d343d3a90a8d Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikita.ppv@gmail.com>
Date: Mon, 30 Nov 2020 17:01:09 +0100
Subject: Don't pass null to strlen()

---
 run-tests.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'run-tests.php')

diff --git a/run-tests.php b/run-tests.php
index d0eaa2b638..5cb376cba2 100755
--- a/run-tests.php
+++ b/run-tests.php
@@ -699,7 +699,7 @@ function main(): void
         $environment['TEST_PHP_EXECUTABLE'] = $php;
     }
 
-    if (strlen($conf_passed)) {
+    if ($conf_passed !== null) {
         if (IS_WINDOWS) {
             $pass_options .= " -c " . escapeshellarg($conf_passed);
         } else {
-- 
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