diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9dc9d12d620dea13cb75ee5cb5c7bedc5769a4ec..045acf56ccce3a419fdd2d2e199199120f977a57 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,62 @@
+2023-03-09  Tamar Christina  <tamar.christina@arm.com>
+
+	* passes.cc (emergency_dump_function): Finish graph generation.
+
+2023-03-09  Tamar Christina  <tamar.christina@arm.com>
+
+	* config/aarch64/aarch64.md (tbranch_<code><mode>3): Restrict to SHORT
+	and bottom bit only.
+
+2023-03-09  Andrew Pinski  <apinski@marvell.com>
+
+	PR tree-optimization/108980
+	* gimple-array-bounds.cc (array_bounds_checker::check_array_ref):
+	Reorgnize the call to warning for not strict flexible arrays
+	to be before the check of warned.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	* doc/extend.texi: Comment out __is_deducible docs.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/105841
+	* doc/extend.texi (Type Traits):: Document __is_deducible.
+
+2023-03-09  Costas Argyris  <costas.argyris@gmail.com>
+
+	PR driver/108865
+	* config.host: add object for x86_64-*-mingw*.
+	* config/i386/sym-mingw32.cc: dummy file to attach
+	symbol.
+	* config/i386/utf8-mingw32.rc: windres resource file.
+	* config/i386/winnt-utf8.manifest: XML manifest to
+	enable UTF-8.
+	* config/i386/x-mingw32: reference to x-mingw32-utf8.
+	* config/i386/x-mingw32-utf8: Makefile fragment to
+	embed UTF-8 manifest.
+
+2023-03-09  Vladimir N. Makarov  <vmakarov@redhat.com>
+
+	* lra-constraints.cc (process_alt_operands): Use operand modes for
+	clobbered regs instead of the biggest access mode.
+
+2023-03-09  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/108995
+	* fold-const.cc (extract_muldiv_1): Avoid folding
+	(CST * b) / CST2 when sanitizing overflow and we rely on
+	overflow being undefined.
+
+2023-03-09  Jakub Jelinek  <jakub@redhat.com>
+	    Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/109008
+	* range-op-float.cc (float_widen_lhs_range): New function.
+	(foperator_plus::op1_range, foperator_minus::op1_range,
+	foperator_minus::op2_range, foperator_mult::op1_range,
+	foperator_div::op1_range, foperator_div::op2_range): Use it.
+
 2023-03-07  Jonathan Grant  <jg@jguk.org>
 
 	PR sanitizer/81649
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index c7a9cb13dc6c69a566fd91b345d38629b90f0971..cca5b336d189034cca7e7e73da5204b3ffaa482b 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230309
+20230310
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 6e2dfdbe6d7db270bef27e166c5772371444bd63..adbe792b5523c0b9e2425657864c80631ec817c1 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,47 @@
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/108773
+	* init.cc (find_allocator_temps_r): New.
+	(combine_allocator_temps): Replace find_allocator_temp.
+	(build_vec_init): Adjust.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	DR 2664
+	PR c++/102529
+	* pt.cc (alias_ctad_tweaks): Continue after deduction failure.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+	    Michael Spertus  <mike@spertus.com>
+
+	PR c++/105841
+	* pt.cc	(corresponding_template_parameter_list): Split out...
+	(corresponding_template_parameter): ...from here.
+	(find_template_parameters): Factor out...
+	(find_template_parameter_info::find_in): ...this function.
+	(find_template_parameter_info::find_in_recursive): New.
+	(find_template_parameter_info::found): New.
+	(alias_ctad_tweaks): Only add parms used in the deduced args.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	* cp-trait.def (IS_DEDUCIBLE): Add space to name.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/105841
+	* cp-trait.def (IS_DEDUCIBLE): New.
+	* cxx-pretty-print.cc (pp_cxx_trait): Handle non-type.
+	* parser.cc (cp_parser_trait): Likewise.
+	* tree.cc (cp_tree_equal): Likewise.
+	* pt.cc (tsubst_copy_and_build): Likewise.
+	(type_targs_deducible_from): New.
+	(alias_ctad_tweaks): Use it.
+	* semantics.cc (trait_expr_value): Handle CPTK_IS_DEDUCIBLE.
+	(finish_trait_expr): Likewise.
+	* constraint.cc (diagnose_trait_expr): Likewise.
+	* cp-tree.h (type_targs_deducible_from): Declare.
+
 2023-03-07  Jason Merrill  <jason@redhat.com>
 
 	PR c++/108526
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 711f5b544b8a45e5b4238c742434b5635068256d..7c4d10d1f194d8546289d34cf80870605d88bcdf 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,69 @@
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/108773
+	* g++.dg/cpp0x/initlist-array18.C: New test.
+	* g++.dg/cpp0x/initlist-array19.C: New test.
+
+2023-03-09  David Malcolm  <dmalcolm@redhat.com>
+
+	PR analyzer/102671
+	PR analyzer/105755
+	PR analyzer/108251
+	PR analyzer/108400
+	* gcc.dg/analyzer/null-deref-pr102671-1.c: New test, reduced
+	from Emacs.
+	* gcc.dg/analyzer/null-deref-pr102671-2.c: Likewise.
+	* gcc.dg/analyzer/null-deref-pr105755.c: Likewise.
+	* gcc.dg/analyzer/null-deref-pr108251-smp_fetch_ssl_fc_has_early-O2.c:
+	New test, reduced from haproxy's src/ssl_sample.c.
+	* gcc.dg/analyzer/null-deref-pr108251-smp_fetch_ssl_fc_has_early.c:
+	Likewise.
+	* gcc.dg/analyzer/null-deref-pr108400-SoftEtherVPN-WebUi.c: New
+	test, reduced from SoftEtherVPN's src/Cedar/WebUI.c.
+
+2023-03-09  Tamar Christina  <tamar.christina@arm.com>
+
+	* gcc.target/aarch64/tbz_2.c: New test.
+	* gcc.target/aarch64/tbz_3.c: New test.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	DR 2664
+	PR c++/102529
+	* g++.dg/DRs/dr2664.C: New test.
+	* g++.dg/cpp2a/class-deduction-alias15.C: New test.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+	    Michael Spertus  <mike@spertus.com>
+
+	PR c++/105841
+	* g++.dg/cpp2a/class-deduction-alias14.C: New test.
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	* g++.dg/ext/is_deducible1.C: Guard with
+	__has_builtin (__is_deducible).
+
+2023-03-09  Jason Merrill  <jason@redhat.com>
+
+	PR c++/105841
+	* g++.dg/ext/is_deducible1.C: New test.
+
+2023-03-09  Vladimir N. Makarov  <vmakarov@redhat.com>
+
+	* gcc.target/aarch64/pr108999.c: New.
+
+2023-03-09  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/108995
+	* gcc.dg/ubsan/pr108995.c: New testcase.
+
+2023-03-09  Jakub Jelinek  <jakub@redhat.com>
+	    Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/109008
+	* gcc.c-torture/execute/ieee/pr109008.c: New test.
+
 2023-03-08  Kewen Lin  <linkw@linux.ibm.com>
 
 	* gcc.target/powerpc/ppc-fortran/ppc-fortran.exp: Override
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 9244e3f5848b37c417745f2655638dc420a5b54a..6b5cc8cfd2d41aef8d55850e9b9b668a65e8c6ae 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,10 @@
+2023-03-09  Hongyu Wang  <hongyu.wang@intel.com>
+
+	PR libgomp/109062
+	* env.c (wait_policy): Initialize to -1.
+	(initialize_icvs): Initialize icvs->wait_policy to -1.
+	* testsuite/libgomp.c-c++-common/pr109062.c: New test.
+
 2023-03-08  Tobias Burnus  <tobias@codesourcery.com>
 
 	* libgomp.texi (Offload-Target Specifics): Mention GCN_STACK_SIZE.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index d082dae8226a376d5b14f65ce7fa0910b6862b99..80417e471795e7851c9d6a567a3b9f94db704ea4 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,53 @@
+2023-03-09  Patrick Palka  <ppalka@redhat.com>
+
+	* include/std/ranges
+	(cartesian_product_view::_Iterator::_Iterator): Remove
+	constraint on default constructor as per LWG 3849.
+	(cartesian_product_view::_Iterator::_M_prev): Adjust position
+	of _Nm > 0 test as per LWG 3820.
+	(cartesian_product_view::_Iterator::_M_advance): Perform bounds
+	checking only on sized cartesian products.
+	* testsuite/std/ranges/cartesian_product/1.cc (test08): New test.
+
+2023-03-09  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/109024
+	* include/std/ranges (chunk_by_view::_M_pred): Remove DMI as per
+	LWG 3796.
+	(repeat_view::_M_pred): Likewise.
+	* testsuite/std/ranges/adaptors/chunk_by/1.cc (test03): New test.
+	* testsuite/std/ranges/repeat/1.cc (test05): New test.
+
+2023-03-09  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/108362
+	* include/std/ranges (__detail::__can_single_view): New concept.
+	(_Single::operator()): Constrain it.  Move [[nodiscard]] to the
+	end of the function declarator.
+	(__detail::__can_iota_view): New concept.
+	(_Iota::operator()): Constrain it.  Move [[nodiscard]] to the
+	end of the function declarator.
+	(__detail::__can_istream_view): New concept.
+	(_Istream::operator()): Constrain it.  Move [[nodiscard]] to the
+	end of the function declarator.
+	* testsuite/std/ranges/iota/iota_view.cc (test07): New test.
+	* testsuite/std/ranges/istream_view.cc (test08): New test.
+	* testsuite/std/ranges/single_view.cc (test07): New test.
+
+2023-03-09  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/107572
+	* include/std/ranges (cartesian_product_view::end): When
+	building the tuple of iterators, avoid calling ranges::begin on
+	the first range if __empty_tail is false.
+	* testsuite/std/ranges/cartesian_product/1.cc (test07): New test.
+
+2023-03-09  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/108882
+	* config/os/gnu-linux/ldbl-ieee128-extra.ver: Fix incorrect
+	patterns.
+
 2023-03-07  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Update.