1--TEST--
2Constant evaluation exception during ReflectionClass::__toString()
3--FILE--
4<?php
5
6class A {
7    const C = self::UNKNOWN;
8}
9try {
10    echo new ReflectionClass(A::class);
11} catch (Error $e) {
12    echo $e->getMessage(), "\n";
13}
14
15?>
16--EXPECT--
17Undefined constant self::UNKNOWN
18