From: Nikita Popov <nikita.ppv@gmail.com>
Date: Fri, 11 Oct 2019 15:09:06 +0000 (+0200)
Subject: Add upgrading note for round(-0.0) change
X-Git-Tag: php-7.4.0RC4~9
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=aa10e208303e8a36f543b2c0afbc15f1ca980410;p=php

Add upgrading note for round(-0.0) change

As cmb pointed out, the new behavior is compliant with POSIX:
https://pubs.opengroup.org/onlinepubs/9699919799/functions/round.html.
---

diff --git a/UPGRADING b/UPGRADING
index eefa590f89..f9a3828e7b 100644
--- a/UPGRADING
+++ b/UPGRADING
@@ -153,6 +153,7 @@ PHP 7.4 UPGRADE NOTES
     considered failures.
   . fread() and fwrite() on plain files will now throw a notice on failure,
     such as when trying to write to a read-only file resource.
+  . round(-0.0) will now return -0.0 rather than +0.0.
 
 - Tokenizer:
   . token_get_all() will now emit a T_BAD_CHARACTER token for unexpected