+2024-01-08 Georg-Johann Lay <avr@gjlay.de>
+
+ Backported from master:
+ 2024-01-08 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/112952
+ * config/avr/avr.cc (avr_handle_addr_attribute): Also print valid
+ range when diagnosing attribute "io" and "io_low" are out of range.
+ (avr_eval_addr_attrib): Don't ICE on empty address at that place.
+ (avr_insert_attributes): Reject if attribute "address", "io" or "io_low"
+ in contexts other than static storage.
+ (avr_asm_output_aligned_decl_common): Move output of decls with
+ attribute "address", "io", and "io_low" to...
+ (avr_output_addr_attrib): ...this new function.
+ (avr_asm_asm_output_aligned_bss): Remove output for decls with
+ attribute "address", "io", and "io_low".
+ (avr_encode_section_info): Rectify handling of decls with attribute
+ "address", "io", and "io_low".
+
2023-12-23 YunQiang Su <syq@gcc.gnu.org>
* config/mips/driver-native.cc (host_detect_local_cpu):
+2024-01-08 Georg-Johann Lay <avr@gjlay.de>
+
+ Backported from master:
+ 2024-01-08 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/112952
+ * gcc.target/avr/attribute-io.h: New file.
+ * gcc.target/avr/pr112952-0.c: New test.
+ * gcc.target/avr/pr112952-1.c: New test.
+ * gcc.target/avr/pr112952-2.c: New test.
+ * gcc.target/avr/pr112952-3.c: New test.
+
2023-12-27 Harald Anlauf <anlauf@gmx.de>
Backported from master:
+2024-01-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/std/format/functions/format.cc: Add more checks for
+ wstring formatting of arithmetic types.
+
+2024-01-08 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2024-01-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/format (formatter<C, C>::format): Check for
+ _Pres_c and call _M_format_character directly. Cast C to its
+ unsigned equivalent for formatting as an integer.
+ (formatter<char, wchar_t>::format): Likewise.
+ (basic_format_arg(T&)): Store char arguments as unsigned char
+ for formatting to a wide string.
+ (__cpp_lib_format_uchar): Define.
+ * include/std/version (__cpp_lib_format_uchar): Define.
+ * testsuite/std/format/functions/format.cc: Adjust test. Check
+ formatting of characters using all integer presentation types.
+
2024-01-06 Jonathan Wakely <jwakely@redhat.com>
Backported from master: