From ae2e4b5953443c051d21699d64ade33b3f6ec088 Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikita.ppv@gmail.com>
Date: Tue, 11 Feb 2020 12:44:43 +0100
Subject: [PATCH] Add UPGRADING notes

Not listing the details here, I think the RFC is a better reference
for the precise technical details.

[ci skip]
---
 UPGRADING | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/UPGRADING b/UPGRADING
index 945c420200..574ab6a963 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -370,6 +370,12 @@ PHP 8.0 UPGRADE NOTES
   . It is now possible to fetch the class name of an object using
     `$object::class`. The result is the same as `get_class($object)`.
     RFC: https://wiki.php.net/rfc/class_name_literal_on_object
+  . New and instanceof can now be used with arbitary expressions, using
+    `new (expression)(...$args)` and `$obj instanceof (expression)`.
+    RFC: https://wiki.php.net/rfc/variable_syntax_tweaks
+  . Some consistency fixes to variable syntax have been applied, for example
+    writing `Foo::BAR::$baz` is now allowed.
+    RFC: https://wiki.php.net/rfc/variable_syntax_tweaks
 
 
 - Date:
-- 
2.40.0