Clarify a #define introduced in 8d29905.

jeff-davis · jeff-davis · commit 24bf379cb151 · 2025-12-16T12:48:53.000-08:00
The value is the same, but use the right symbol for clarity.
diff --git a/src/include/utils/pg_locale.h b/src/include/utils/pg_locale.h
@@ -38,7 +38,7 @@
  * https://www.unicode.org/versions/Unicode16.0.0/core-spec/chapter-5/#G29675
  */
 #define UNICODE_CASEMAP_LEN		3
-#define UNICODE_CASEMAP_BUFSZ	(UNICODE_CASEMAP_LEN * sizeof(char32_t))
+#define UNICODE_CASEMAP_BUFSZ	(UNICODE_CASEMAP_LEN * MAX_MULTIBYTE_CHAR_LEN)
 
 /* GUC settings */
 extern PGDLLIMPORT char *locale_messages;
