1--TEST--
2ReflectionEnumBackedCase::getBackingValue() exception
3--FILE--
4<?php
5enum Inm:int {
6    case Foo=y;
7}
8try {
9    var_dump((new ReflectionEnumBackedCase(Inm::class,'Foo'))->getBackingValue());
10} catch (Error $e) {
11    echo $e->getMessage() . "\n";
12}
13?>
14--EXPECT--
15Undefined constant "y"
16