Add UPGRADING

youkidearitai · youkidearitai · commit b75a62b4d1db · 2025-07-27T17:57:05.000+09:00
diff --git a/UPGRADING b/UPGRADING
@@ -673,6 +673,10 @@ PHP 8.5 UPGRADE NOTES
     return SQL_NO_TOTAL in SQLGetData are also better handled as well.
     This should improve compatibility and performance. See GH-10809, GH-10733.
 
+- MBstring
+  . Oniguruma maintenance was end at 2025-04-25. So re-bundle Oniguruma.
+    This changes temporary, mbregex functions should be removed soon.
+
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 14. Performance Improvements
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