private function _processReturn() {
		// If not an empty return (no value before the semicolon)
		if (!$this->tokenizer->checkNextValidToken(T_SEMICOLON)) {
			// Remember that the current function does return something (for PHPDoc)
			$this->_functionReturns = true;
		}

		// Search for unused code after the return
		$this->_checkUnusedCode('RETURN');
	}