+2024-02-08 Georg-Johann Lay <avr@gjlay.de>
+
+ Backported from master:
+ 2024-02-08 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/113824
+ * config/avr/avr-mcus.def (ata5797): Move from avr5 to avr4.
+ * doc/avr-mmcu.texi: Rebuild.
+
2024-02-05 Jason Merrill <jason@redhat.com>
Backported from master:
+2024-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-02-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/string_view (basic_string_view(R&&)): Remove
+ constraint that traits_type must be the same, as per LWG 3857.
+ * testsuite/21_strings/basic_string_view/cons/char/range_c++20.cc:
+ Explicit conversion between different specializations should be
+ allowed.
+ * testsuite/21_strings/basic_string_view/cons/wchar_t/range_c++20.cc:
+ Likewise.
+
+2024-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-02-02 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/90276
+ * testsuite/util/pstl/test_utils.h (reverse_invoker): Do not use
+ perfect forwarding for iterator arguments.
+
+2024-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-02-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/syncstream (basic_osyncstream::operator=): Remove
+ noexcept, as per LWG 3867.
+
+2024-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-01-13 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/107466
+ * include/bits/random.tcc (subtract_with_carry_engine::seed):
+ Implement proposed resolution of LWG 4014.
+ * testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
+ line number.
+ * testsuite/26_numerics/random/subtract_with_carry_engine/cons/lwg3809.cc:
+ Check for expected result of 64-bit engine with seed that
+ doesn't fit in 32-bits.
+
+2024-02-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-01-11 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/113258
+ * libsupc++/new_opa.cc: Prefer to use posix_memalign if
+ available.
+
2024-02-02 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/108636