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-rw-r--r--Zend/tests/enum/no-non-backed-enum-implements-backed-enum.phpt10
1 files changed, 10 insertions, 0 deletions
diff --git a/Zend/tests/enum/no-non-backed-enum-implements-backed-enum.phpt b/Zend/tests/enum/no-non-backed-enum-implements-backed-enum.phpt
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index 0000000000..f560490de4
--- /dev/null
+++ b/Zend/tests/enum/no-non-backed-enum-implements-backed-enum.phpt
@@ -0,0 +1,10 @@
+--TEST--
+Non-backed enum cannot implement BackedEnum
+--FILE--
+<?php
+
+enum Foo implements BackedEnum {}
+
+?>
+--EXPECTF--
+Fatal error: Non-backed enum Foo cannot implement interface BackedEnum in %s on line %d