--- a/test/jdk/sun/util/calendar/zi/tzdata/europe Mon May 28 11:13:21 2018 +0200
+++ b/test/jdk/sun/util/calendar/zi/tzdata/europe Mon May 28 03:04:38 2018 -0700
@@ -551,13 +551,13 @@
# summer and negative daylight saving time in winter. It is for when
# negative SAVE values are used.
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-#Rule Eire 1971 only - Oct 31 2:00u -1:00 GMT
-#Rule Eire 1972 1980 - Mar Sun>=16 2:00u 0 IST
-#Rule Eire 1972 1980 - Oct Sun>=23 2:00u -1:00 GMT
-#Rule Eire 1981 max - Mar lastSun 1:00u 0 IST
-#Rule Eire 1981 1989 - Oct Sun>=23 1:00u -1:00 GMT
-#Rule Eire 1990 1995 - Oct Sun>=22 1:00u -1:00 GMT
-#Rule Eire 1996 max - Oct lastSun 1:00u -1:00 GMT
+#Rule Eire 1971 only - Oct 31 2:00u -1:00 -
+#Rule Eire 1972 1980 - Mar Sun>=16 2:00u 0 -
+#Rule Eire 1972 1980 - Oct Sun>=23 2:00u -1:00 -
+#Rule Eire 1981 max - Mar lastSun 1:00u 0 -
+#Rule Eire 1981 1989 - Oct Sun>=23 1:00u -1:00 -
+#Rule Eire 1990 1995 - Oct Sun>=22 1:00u -1:00 -
+#Rule Eire 1996 max - Oct lastSun 1:00u -1:00 -
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Dublin -0:25:00 - LMT 1880 Aug 2
@@ -993,18 +993,30 @@
# Please see the 'asia' file for Asia/Nicosia.
# Czech Republic / Czechia
+#
+# From Paul Eggert (2018-04-15):
+# The source for Czech data is: Kdy začíná a končí letní čas. 2018-04-15.
+# https://kalendar.beda.cz/kdy-zacina-a-konci-letni-cas
+# We know of no English-language name for historical Czech winter time;
+# abbreviate it as "GMT", as it happened to be GMT.
+#
# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
-Rule Czech 1945 only - Apr 8 2:00s 1:00 S
-Rule Czech 1945 only - Nov 18 2:00s 0 -
+Rule Czech 1945 only - Apr Mon>=1 2:00s 1:00 S
+Rule Czech 1945 only - Oct 1 2:00s 0 -
Rule Czech 1946 only - May 6 2:00s 1:00 S
Rule Czech 1946 1949 - Oct Sun>=1 2:00s 0 -
-Rule Czech 1947 only - Apr 20 2:00s 1:00 S
-Rule Czech 1948 only - Apr 18 2:00s 1:00 S
+Rule Czech 1947 1948 - Apr Sun>=15 2:00s 1:00 S
Rule Czech 1949 only - Apr 9 2:00s 1:00 S
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Prague 0:57:44 - LMT 1850
0:57:44 - PMT 1891 Oct # Prague Mean Time
- 1:00 C-Eur CE%sT 1944 Sep 17 2:00s
+ 1:00 C-Eur CE%sT 1945 May 9
+ 1:00 Czech CE%sT 1946 Dec 1 3:00
+# Vanguard section, for zic and other parsers that support negative DST.
+# 1:00 -1:00 GMT 1947 Feb 23 2:00
+# Rearguard section, for parsers that do not support negative DST.
+ 0:00 - GMT 1947 Feb 23 2:00
+# End of rearguard section.
1:00 Czech CE%sT 1979
1:00 EU CE%sT
# Use Europe/Prague also for Slovakia.
@@ -2039,7 +2051,7 @@
Rule Neth 1945 only - Apr 2 2:00s 1:00 S
Rule Neth 1945 only - Sep 16 2:00s 0 -
#
-# Amsterdam Mean Time was +00:19:32.13 exactly, but the .13 is omitted
+# Amsterdam Mean Time was +00:19:32.13, but the .13 is omitted
# below because the current format requires GMTOFF to be an integer.
# Zone NAME GMTOFF RULES FORMAT [UNTIL]
Zone Europe/Amsterdam 0:19:32 - LMT 1835