Add function call test cases for bug-14318

Adds regression tests for regular function calls (FuncCallHandler) with
variable assignment in arguments, proving this handler already had the
correct throw point order.

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

Author: phpstan-bot

tests/PHPStan/Rules/Variables/data/bug-14318.php

@@ -113,3 +113,59 @@ public static function maybeThrows8(int $s): void
 		}
 	}
 }
+
+/**
+ * @throws \RuntimeException
+ */
+function maybeThrows9(string $s): void
+{
+	if (random_int(0, 1) === 1) {
+		throw new \RuntimeException();
+	}
+}
+
+/**
+ * @throws \RuntimeException
+ */
+function maybeThrows10(int $s): void
+{
+	if (random_int(0, 1) === 1) {
+		throw new \RuntimeException();
+	}
+}
+
+class HelloWorld9
+{
+	public function test9(): void
+	{
+		global $pdo;
+
+		try {
+			maybeThrows9($sql = "SELECT * FROM foo");
+			$rs = $pdo->query($sql);
+			if ($result = $rs->fetch(\PDO::FETCH_ASSOC)) {
+				// do something
+			}
+		} catch (\PDOException $e) {
+			var_dump($sql);
+		}
+	}
+}
+
+class HelloWorld10
+{
+	public function test10(): void
+	{
+		global $pdo;
+
+		try {
+			maybeThrows10(strlen($sql = "SELECT * FROM foo"));
+			$rs = $pdo->query($sql);
+			if ($result = $rs->fetch(\PDO::FETCH_ASSOC)) {
+				// do something
+			}
+		} catch (\PDOException $e) {
+			var_dump($sql);
+		}
+	}
+}