From d3d85cbcc189f3e2322f656534d093e263b80e2e Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikita.ppv@gmail.com>
Date: Thu, 7 Nov 2019 11:48:02 +0100
Subject: [PATCH] Add UPGRADING note about default object from empty value

Fixes bug #75921.

[ci skip]
---
 UPGRADING | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/UPGRADING b/UPGRADING
index 4edbfaa57b..2a72976178 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -42,6 +42,9 @@ PHP 7.4 UPGRADE NOTES
     with the STREAM_OPTION_READ_BUFFER option. Custom stream wrapper
     implementations may need to implement the stream_set_option() method to
     avoid a warning (always returning false is a sufficient implementation).
+  . The "creating default object from empty value" warning is now consistently
+    thrown if a falsy value is promoted into an stdClass object. Previously some
+    cases like `$null->prop[0] = $val` missed this warning.
 
 - BCMath:
   . BCMath functions will now warn if a non well-formed number is passed, such
-- 
2.50.0