Add regression test for #11317

Closes phpstan/phpstan#11317

Author: phpstan-bot

tests/PHPStan/Rules/Functions/CallToFunctionStatementWithoutSideEffectsRuleTest.php

@@ -119,6 +119,16 @@ public function testFirstClassCallables(): void
 		]);
 	}
 
+	public function testBug11317(): void
+	{
+		$this->analyse([__DIR__ . '/data/bug-11317.php'], [
+			[
+				'Call to function array_map() on a separate line has no effect.',
+				12,
+			],
+		]);
+	}
+
 	public function testBug11101(): void
 	{
 		$this->analyse([__DIR__ . '/data/bug-11101.php'], [

tests/PHPStan/Rules/Functions/data/bug-11317.php

@@ -0,0 +1,16 @@
+<?php declare(strict_types = 1);
+
+namespace Bug11317;
+
+class HelloWorld
+{
+	/**
+	 * @param array<int> $a
+	 */
+	public function sayHello(array $a): void
+	{
+		array_map(function ($i) {
+			return $i;
+		}, $a);
+	}
+}