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-rw-r--r--test/sun/util/calendar/zi/tzdata/leapseconds11
1 files changed, 7 insertions, 4 deletions
diff --git a/test/sun/util/calendar/zi/tzdata/leapseconds b/test/sun/util/calendar/zi/tzdata/leapseconds
index 8b539e6ef4..2d05e87c63 100644
--- a/test/sun/util/calendar/zi/tzdata/leapseconds
+++ b/test/sun/util/calendar/zi/tzdata/leapseconds
@@ -42,9 +42,12 @@
# See: Levine J. Coordinated Universal Time and the leap second.
# URSI Radio Sci Bull. 2016;89(4):30-6. doi:10.23919/URSIRSB.2016.7909995
# <https://ieeexplore.ieee.org/document/7909995>.
+
# There were no leap seconds before 1972, because the official mechanism
# accounting for the discrepancy between atomic time and the earth's rotation
-# did not exist.
+# did not exist. The first ("1 Jan 1972") data line in leap-seconds.list
+# does not denote a leap second; it denotes the start of the current definition
+# of UTC.
# The correction (+ or -) is made at the given time, so lines
# will typically look like:
@@ -83,7 +86,7 @@ Leap 2016 Dec 31 23:59:60 + S
# POSIX timestamps for the data in this file:
#updated 1467936000
-#expires 1561680000
+#expires 1577491200
-# Updated through IERS Bulletin C56
-# File expires on: 28 June 2019
+# Updated through IERS Bulletin C57
+# File expires on: 28 December 2019