abslibre/libre/icu-compat/ICU-22132.patch

diff -u a/i18n/vtzone.cpp a/i18n/vtzone.cpp
--- a/i18n/vtzone.cpp	2023-07-14 09:05:38.000000000 +0100
+++ b/i18n/vtzone.cpp	2023-07-14 09:05:38.000000000 +0100
@@ -1735,14 +1735,14 @@
             }
         }
     } else {
-        UnicodeString icutzprop;
-        UVector customProps(nullptr, uhash_compareUnicodeString, status);
+        UVector customProps(uprv_deleteUObject, uhash_compareUnicodeString, status);
         if (olsonzid.length() > 0 && icutzver.length() > 0) {
-            icutzprop.append(olsonzid);
-            icutzprop.append(u'[');
-            icutzprop.append(icutzver);
-            icutzprop.append(u']');
-            customProps.addElement(&icutzprop, status);
+            LocalPointer<UnicodeString> icutzprop(new UnicodeString(ICU_TZINFO_PROP), status);
+            icutzprop->append(olsonzid);
+            icutzprop->append(u'[');
+            icutzprop->append(icutzver);
+            icutzprop->append(u']');
+            customProps.adoptElement(icutzprop.orphan(), status);
         }
         writeZone(writer, *tz, &customProps, status);
     }