[ci skip] UPGRADING&NEWS

Author: ndossche

NEWS

@@ -254,6 +254,8 @@ PHP                                                                        NEWS
   . Added array_first() and array_last(). (nielsdos)
   . Fixed bug GH-18823 (setlocale's 2nd and 3rd argument ignores strict_types).
     (nielsdos)
+  . Fixed bug GH-18897 (printf: empty precision is interpreted as precision 6,
+    not as precision 0). (nielsdos)
 
 - Streams:
   . Fixed bug GH-16889 (stream_select() timeout useless for pipes on Windows).

UPGRADING

@@ -116,6 +116,11 @@ PHP 8.5 UPGRADE NOTES
   . SplFileObject::fwrite's parameter $length is now nullable. The default
     value changed from 0 to null.
 
+- Standard:
+  . Using a printf-family function with a formatter that did not specify the
+    precision previously incorrectly reset the precision instead of treating
+    it as a precision of 0. See GH-18897.
+
 ========================================
 2. New Features
 ========================================