Daily bump.

ChangeLog

+2023-12-30  Joseph Myers  <jsm@polyomino.org.uk>
+
+	* MAINTAINERS: Update my email address.
+
 2023-12-14  Pierre-Emmanuel Patry  <pierre-emmanuel.patry@embecosm.com>
 	    Thomas Schwinge  <thomas@codesourcery.com>

gcc/DATESTAMP

-20231230
+20231231

gcc/c/ChangeLog

+2023-12-30  Martin Uecker  <uecker@tugraz.at>
+
+	* c-typeck.cc (tagged_types_tu_compatible_p): Revise.
+
 2023-12-22  Martin Uecker  <uecker@tugraz.at>
 
 	* c-typeck.cc (composite_type_internal): Adapted from

gcc/testsuite/ChangeLog

+2023-12-30  Martin Uecker  <uecker@tugraz.at>
+
+	* gcc.dg/c23-tag-9.c: New test.
+
 2023-12-29  Tamar Christina  <tamar.christina@arm.com>
 	PR target/110625