1 files changed, 86 insertions, 0 deletions
diff --git a/intl/icu-patches/bug-1636984-append-item-dayperiod-fractional-seconds.diff b/intl/icu-patches/bug-1636984-append-item-dayperiod-fractional-seconds.diff
new file mode 100644
index 0000000000..32ba468950
--- /dev/null
+++ b/intl/icu-patches/bug-1636984-append-item-dayperiod-fractional-seconds.diff
@@ -0,0 +1,86 @@
+# Add <appendItem> entries for "DayPeriod" and "FractionalSeconds" to avoid the
+# "├ ┤" parentheses from ICU and instead use the normal "( )" parentheses.
+#
+# CLDR bug: https://unicode-org.atlassian.net/browse/CLDR-13184
+
+diff --git a/intl/icu/source/data/locales/root.txt b/intl/icu/source/data/locales/root.txt
+--- a/intl/icu/source/data/locales/root.txt
++++ b/intl/icu/source/data/locales/root.txt
+@@ -213,17 +213,19 @@ root{
+             }
+             NoonMarker:alias{"/LOCALE/calendar/gregorian/NoonMarker"}
+             NoonMarkerNarrow:alias{"/LOCALE/calendar/gregorian/NoonMarkerNarrow"}
+             appendItems{
+                 Day{"{0} ({2}: {1})"}
++                DayPeriod{"{0} ({2}: {1})"}
+                 Day-Of-Week{"{0} {1}"}
+                 Era{"{1} {0}"}
+                 Hour{"{0} ({2}: {1})"}
+                 Minute{"{0} ({2}: {1})"}
+                 Month{"{0} ({2}: {1})"}
+                 Quarter{"{0} ({2}: {1})"}
+                 Second{"{0} ({2}: {1})"}
++                FractionalSecond{"{0} ({2}: {1})"}
+                 Timezone{"{0} {1}"}
+                 Week{"{0} ({2}: {1})"}
+                 Year{"{1} {0}"}
+             }
+             availableFormats{
+@@ -749,17 +751,19 @@ root{
+             }
+             NoonMarker:alias{"/LOCALE/calendar/gregorian/NoonMarker"}
+             NoonMarkerNarrow:alias{"/LOCALE/calendar/gregorian/NoonMarkerNarrow"}
+             appendItems{
+                 Day{"{0} ({2}: {1})"}
++                DayPeriod{"{0} ({2}: {1})"}
+                 Day-Of-Week{"{0} {1}"}
+                 Era{"{1} {0}"}
+                 Hour{"{0} ({2}: {1})"}
+                 Minute{"{0} ({2}: {1})"}
+                 Month{"{0} ({2}: {1})"}
+                 Quarter{"{0} ({2}: {1})"}
+                 Second{"{0} ({2}: {1})"}
++                FractionalSecond{"{0} ({2}: {1})"}
+                 Timezone{"{0} {1}"}
+                 Week{"{0} ({2}: {1})"}
+                 Year{"{1} {0}"}
+             }
+             availableFormats{
+@@ -1018,17 +1022,19 @@ root{
+                 "{1} {0}",
+                 "{1} {0}",
+             }
+             appendItems{
+                 Day{"{0} ({2}: {1})"}
++                DayPeriod{"{0} ({2}: {1})"}
+                 Day-Of-Week{"{0} {1}"}
+                 Era{"{1} {0}"}
+                 Hour{"{0} ({2}: {1})"}
+                 Minute{"{0} ({2}: {1})"}
+                 Month{"{0} ({2}: {1})"}
+                 Quarter{"{0} ({2}: {1})"}
+                 Second{"{0} ({2}: {1})"}
++                FractionalSecond{"{0} ({2}: {1})"}
+                 Timezone{"{0} {1}"}
+                 Week{"{0} ({2}: {1})"}
+                 Year{"{1} {0}"}
+             }
+             availableFormats{
+diff --git a/intl/icu/source/i18n/dtptngen.cpp b/intl/icu/source/i18n/dtptngen.cpp
+--- a/intl/icu/source/i18n/dtptngen.cpp
++++ b/intl/icu/source/i18n/dtptngen.cpp
+@@ -257,12 +257,12 @@ static const dtTypeElem dtTypes[] = {
+     {0, UDATPG_FIELD_COUNT, 0, 0, 0} , // last row of dtTypes[]
+  };
+ 
+ static const char* const CLDR_FIELD_APPEND[] = {
+     "Era", "Year", "Quarter", "Month", "Week", "*", "Day-Of-Week",
+-    "*", "*", "Day", "*", // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J
+-    "Hour", "Minute", "Second", "*", "Timezone"
++    "*", "*", "Day", "DayPeriod", // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J
++    "Hour", "Minute", "Second", "FractionalSecond", "Timezone"
+ };
+ 
+ static const char* const CLDR_FIELD_NAME[UDATPG_FIELD_COUNT] = {
+     "era", "year", "quarter", "month", "week", "weekOfMonth", "weekday",
+     "dayOfYear", "weekdayOfMonth", "day", "dayperiod", // The UDATPG_x_FIELD constants and these fields have a different order than in ICU4J