diff --git a/tests/PHPStan/Rules/Functions/CallToFunctionParametersRuleTest.php b/tests/PHPStan/Rules/Functions/CallToFunctionParametersRuleTest.php
index d49987e3c5..cfed4d2435 100644
--- a/tests/PHPStan/Rules/Functions/CallToFunctionParametersRuleTest.php
+++ b/tests/PHPStan/Rules/Functions/CallToFunctionParametersRuleTest.php
@@ -1747,6 +1747,11 @@ public function testBug11559(): void
 		$this->analyse([__DIR__ . '/data/bug-11559.php'], []);
 	}
 
+	public function testBug10499(): void
+	{
+		$this->analyse([__DIR__ . '/data/bug-10499.php'], []);
+	}
+
 	public function testBug11559b(): void
 	{
 		$this->analyse([__DIR__ . '/data/bug-11559b.php'], [
diff --git a/tests/PHPStan/Rules/Functions/data/bug-10499.php b/tests/PHPStan/Rules/Functions/data/bug-10499.php
new file mode 100644
index 0000000000..d7cdb6c163
--- /dev/null
+++ b/tests/PHPStan/Rules/Functions/data/bug-10499.php
@@ -0,0 +1,11 @@
+<?php
+
+namespace Bug10499;
+
+$username = $currpass = $newpass = $error = '';
+
+if (pam_auth($username, $currpass, $error, false)) {
+	if (pam_chpass($username, $currpass, $newpass)) {
+		//
+	}
+}