Added test case for bug #76539 for master only as the behavior has been restored

Author: KalleZ

Zend/tests/traits/bug76539.phpt

@@ -0,0 +1,26 @@
+--TEST--
+Bug #76539 (Trait attribute is set incorrectly when using self::class with another string)
+--FILE--
+<?php
+trait MyTrait {
+	protected $attr = self::class . 'Test';
+
+	public function test() {
+		echo $this->attr, PHP_EOL;
+	}
+}
+
+class A {
+	use MyTrait;
+}
+
+class B {
+	use MyTrait;
+}
+
+(new A())->test();
+(new B())->test();
+?>
+--EXPECT--
+ATest
+BTest