Merge branch 'PHP-7.3' into PHP-7.4

Author: nikic

Zend/tests/bug77652.inc

@@ -0,0 +1,6 @@
+<?php
+return [
+  'I' => function() {
+    return new class implements I {};
+  },
+];

Zend/tests/bug77652.phpt

@@ -0,0 +1,16 @@
+--TEST--
+Bug #77652: Anonymous classes can lose their interface information
+--FILE--
+<?php
+
+interface I {}
+require __DIR__ . '/bug77652.inc';
+$data = require __DIR__ . '/bug77652.inc';
+print_r(class_implements($data['I']()));
+
+?>
+--EXPECT--
+Array
+(
+    [I] => I
+)