+2024-03-13 Cassio Neri <cassio.neri@gmail.com>
+
+ Backported from master:
+ 2024-01-05 Cassio Neri <cassio.neri@gmail.com>
+
+ * include/std/chrono: Fix + and - for months and weekdays.
+ * testsuite/std/time/month/1.cc: Add constexpr tests against overflow.
+ * testsuite/std/time/month/2.cc: New test for extreme values.
+ * testsuite/std/time/weekday/1.cc: Add constexpr tests against overflow.
+ * testsuite/std/time/weekday/2.cc: New test for extreme values.
+
+2024-03-13 Cassio Neri <cassio.neri@gmail.com>
+
+ Backported from master:
+ 2023-11-14 Cassio Neri <cassio.neri@gmail.com>
+
+ * include/std/chrono (operator-(const weekday&, const weekday&)):
+ Optimize.
+
+2024-03-13 Cassio Neri <cassio.neri@gmail.com>
+
+ Backported from master:
+ 2023-11-14 Cassio Neri <cassio.neri@gmail.com>
+
+ * include/std/chrono (year::is_leap): Clear code.
+
+2024-03-13 Cassio Neri <cassio.neri@gmail.com>
+
+ Backported from master:
+ 2023-11-14 Cassio Neri <cassio.neri@gmail.com>
+
+ * include/std/chrono (year_month_day_last::day): Remove &1.
+
+2024-03-13 Cassio Neri <cassio.neri@gmail.com>
+
+ Backported from master:
+ 2023-11-14 Cassio Neri <cassio.neri@gmail.com>
+
+ * include/std/chrono (weekday::_S_from_days): Fix UB.
+ * testsuite/std/time/weekday/1.cc: Add test for overflow.
+
+2024-03-13 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-08-09 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/list.tcc (list::sort(Cmp)): Fix -Wsign-compare
+ warning for loop condition.
+
+2024-03-13 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-06-09 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/110167
+ * include/std/array (to_array): Initialize arrays of trivial
+ types using memcpy. For non-trivial types, use lambda
+ expressions instead of a separate helper function.
+ (__to_array): Remove.
+ * testsuite/23_containers/array/creation/110167.cc: New test.
+
2024-02-08 Jonathan Wakely <jwakely@redhat.com>
Backported from master: