Add test for unreachable statement after static call with never-returning arg

Addresses review feedback from staabm: the StaticCallHandler fix was
missing a test. Restructured the test data into separate functions so
each scenario (method call chain vs static call) is independently tested.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: phpstan-bot

tests/PHPStan/Rules/DeadCode/UnreachableStatementRuleTest.php

@@ -380,7 +380,11 @@ public function testBug14328(): void
 		$this->analyse([__DIR__ . '/data/bug-14328.php'], [
 			[
 				'Unreachable statement - code above always terminates.',
-				16,
+				21,
+			],
+			[
+				'Unreachable statement - code above always terminates.',
+				27,
 			],
 		]);
 	}

tests/PHPStan/Rules/DeadCode/data/bug-14328.php

@@ -4,13 +4,25 @@
 
 namespace Bug14328;
 
-$callback = fn (): never => throw new \Exception();
-
 class Foo {
 	public function returnThis(mixed $value): self {
 		return $this;
 	}
 }
 
-$x = (new Foo())->returnThis($callback())->returnThis('x');
-$y = 'this will never run';
+class Bar {
+	public static function doSomething(mixed $value): void {
+	}
+}
+
+function testMethodCall(): void {
+	$callback = fn (): never => throw new \Exception();
+	$x = (new Foo())->returnThis($callback())->returnThis('x');
+	$y = 'this will never run';
+}
+
+function testStaticCall(): void {
+	$callback = fn (): never => throw new \Exception();
+	Bar::doSomething($callback());
+	$b = 'this will never run';
+}