[gcc r13-4882] Daily bump.

[gcc r13-4882] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:376d6b8c6a89846b2015033c25f9a9807ef675a9

commit r13-4882-g376d6b8c6a89846b2015033c25f9a9807ef675a9
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Dec 24 00:17:19 2022 +0000

    Daily bump.

Diff:
---
 contrib/ChangeLog       |   4 ++
 gcc/ChangeLog           | 184 ++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |   2 +-
 gcc/cp/ChangeLog        |  26 +++++++
 gcc/fortran/ChangeLog   |  18 +++++
 gcc/testsuite/ChangeLog |  93 ++++++++++++++++++++++++
 libgcc/ChangeLog        |  97 +++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  |  41 +++++++++++
 8 files changed, 464 insertions(+), 1 deletion(-)

diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index f27a6fa218e..3b639f40d7d 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,7 @@
+2022-12-23  Arsen Arsenović  <arsen@aarsen.me>
+
+	* dg-out-generator.pl: New file.
+
 2022-12-21  Martin Liska  <mliska@suse.cz>
 
 	* filter-clang-warnings.py: Simplify.
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6404dddaece..0f66262a5c5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,187 @@
+2022-12-23  Jakub Jelinek  <jakub@redhat.com>
+	    Aldy Hernandez  <aldyh@redhat.com>
+
+	* tree-ssa-phiopt.cc (value_replacement): Instead of resetting
+	phires range info, union it with carg.
+
+2022-12-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/108068
+	* tree.h (real_maybe_zerop): Declare.
+	* tree.cc (real_maybe_zerop): Define.
+	* tree-ssa-dom.cc (record_edge_info): Use it instead of
+	real_zerop or TREE_CODE (op1) == SSA_NAME || real_zerop.  Always set
+	can_infer_simple_equiv to false for decimal floating point types.
+
+2022-12-23  Roger Sayle  <roger@nextmovesoftware.com>
+
+	PR target/107548
+	* config/i386/i386-features.cc (scalar_chain::add_insn): The
+	operands of a VEC_SELECT don't need to added to the scalar chain.
+	(general_scalar_chain::compute_convert_gain) <case VEC_SELECT>:
+	Provide gains for performing STV on a VEC_SELECT.
+	(general_scalar_chain::convert_insn): Convert VEC_SELECT to pshufd,
+	psrldq or no-op.
+	(general_scalar_to_vector_candidate_p): Handle VEC_SELECT of a
+	single element from a vector register to a scalar register.
+
+2022-12-23  H.J. Lu  <hjl.tools@gmail.com>
+	    Roger Sayle  <roger@nextmovesoftware.com>
+
+	PR target/106933
+	PR target/106959
+	* config/i386/i386-features.cc (single_def_chain_p): New predicate
+	function to check that a pseudo's use-def chain is in SSA form.
+	(timode_scalar_to_vector_candidate_p): Check that TImode regs that
+	are SET_DEST or SET_SRC of an insn match/are single_def_chain_p.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/vector.md: Fix contraints.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-protos.h (get_avl_type_rtx): New function.
+	* config/riscv/riscv-v.cc (get_avl_type_rtx): Ditto.
+	* config/riscv/riscv-vector-builtins-bases.cc (class loadstore): New
+	class.
+	(BASE): Ditto.
+	* config/riscv/riscv-vector-builtins-bases.h: Ditto.
+	* config/riscv/riscv-vector-builtins-functions.def (vle): Ditto.
+	(vse): Ditto.
+	* config/riscv/riscv-vector-builtins-shapes.cc (build_one): Ditto.
+	(struct loadstore_def): Ditto.
+	(SHAPE): Ditto.
+	* config/riscv/riscv-vector-builtins-shapes.h: Ditto.
+	* config/riscv/riscv-vector-builtins-types.def (DEF_RVV_U_OPS): New
+	macro.
+	(DEF_RVV_F_OPS): Ditto.
+	(vuint8mf8_t): Add corresponding mask type.
+	(vuint8mf4_t): Ditto.
+	(vuint8mf2_t): Ditto.
+	(vuint8m1_t): Ditto.
+	(vuint8m2_t): Ditto.
+	(vuint8m4_t): Ditto.
+	(vuint8m8_t): Ditto.
+	(vuint16mf4_t): Ditto.
+	(vuint16mf2_t): Ditto.
+	(vuint16m1_t): Ditto.
+	(vuint16m2_t): Ditto.
+	(vuint16m4_t): Ditto.
+	(vuint16m8_t): Ditto.
+	(vuint32mf2_t): Ditto.
+	(vuint32m1_t): Ditto.
+	(vuint32m2_t): Ditto.
+	(vuint32m4_t): Ditto.
+	(vuint32m8_t): Ditto.
+	(vuint64m1_t): Ditto.
+	(vuint64m2_t): Ditto.
+	(vuint64m4_t): Ditto.
+	(vuint64m8_t): Ditto.
+	(vfloat32mf2_t): Ditto.
+	(vfloat32m1_t): Ditto.
+	(vfloat32m2_t): Ditto.
+	(vfloat32m4_t): Ditto.
+	(vfloat32m8_t): Ditto.
+	(vfloat64m1_t): Ditto.
+	(vfloat64m2_t): Ditto.
+	(vfloat64m4_t): Ditto.
+	(vfloat64m8_t): Ditto.
+	* config/riscv/riscv-vector-builtins.cc (DEF_RVV_TYPE): Adjust for new
+	macro.
+	(DEF_RVV_I_OPS): Ditto.
+	(DEF_RVV_U_OPS): New macro.
+	(DEF_RVV_F_OPS): New macro.
+	(use_real_mask_p): New function.
+	(use_real_merge_p): Ditto.
+	(get_tail_policy_for_pred): Ditto.
+	(get_mask_policy_for_pred): Ditto.
+	(function_builder::apply_predication): Ditto.
+	(function_builder::append_base_name): Ditto.
+	(function_builder::append_sew): Ditto.
+	(function_expander::add_vundef_operand): Ditto.
+	(function_expander::add_mem_operand): Ditto.
+	(function_expander::use_contiguous_load_insn): Ditto.
+	(function_expander::use_contiguous_store_insn): Ditto.
+	* config/riscv/riscv-vector-builtins.def (DEF_RVV_TYPE): Adjust for
+	adding mask type.
+	(vbool64_t): Ditto.
+	(vbool32_t): Ditto.
+	(vbool16_t): Ditto.
+	(vbool8_t): Ditto.
+	(vbool4_t): Ditto.
+	(vbool2_t): Ditto.
+	(vbool1_t): Ditto.
+	(vint8mf8_t): Ditto.
+	(vint8mf4_t): Ditto.
+	(vint8mf2_t): Ditto.
+	(vint8m1_t): Ditto.
+	(vint8m2_t): Ditto.
+	(vint8m4_t): Ditto.
+	(vint8m8_t): Ditto.
+	(vint16mf4_t): Ditto.
+	(vint16mf2_t): Ditto.
+	(vint16m1_t): Ditto.
+	(vint16m2_t): Ditto.
+	(vint16m4_t): Ditto.
+	(vint16m8_t): Ditto.
+	(vint32mf2_t): Ditto.
+	(vint32m1_t): Ditto.
+	(vint32m2_t): Ditto.
+	(vint32m4_t): Ditto.
+	(vint32m8_t): Ditto.
+	(vint64m1_t): Ditto.
+	(vint64m2_t): Ditto.
+	(vint64m4_t): Ditto.
+	(vint64m8_t): Ditto.
+	(vfloat32mf2_t): Ditto.
+	(vfloat32m1_t): Ditto.
+	(vfloat32m2_t): Ditto.
+	(vfloat32m4_t): Ditto.
+	(vfloat32m8_t): Ditto.
+	(vfloat64m1_t): Ditto.
+	(vfloat64m4_t): Ditto.
+	* config/riscv/riscv-vector-builtins.h
+	(function_expander::add_output_operand): New function.
+	(function_expander::add_all_one_mask_operand): Ditto.
+	(function_expander::add_fixed_operand): Ditto.
+	(function_expander::vector_mode): Ditto.
+	(function_base::apply_vl_p): Ditto.
+	(function_base::can_be_overloaded_p): Ditto.
+	* config/riscv/riscv-vsetvl.cc (get_vl): Remove restrict of supporting
+	AVL is not VLMAX.
+	* config/riscv/t-riscv: Add include file.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-vector-builtins-shapes.cc (struct vsetvl_def): Add
+	"__riscv_" prefix.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-vector-builtins-bases.cc: Change it to no side effects.
+	* config/riscv/vector.md (@vsetvl<mode>_no_side_effects): New pattern.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-vector-builtins-bases.cc: Remove side effects.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-vsetvl.cc (anticipatable_occurrence_p): Fix
+	incorrect annotations.
+	(available_occurrence_p): Ditto.
+	(backward_propagate_worthwhile_p): Ditto.
+	(can_backward_propagate_p): Ditto.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv-vsetvl.cc (vlmax_avl_insn_p): Fix multi-line
+	conditional.
+	(vsetvl_insn_p): Ditto.
+	(same_bb_and_before_p): Ditto.
+	(same_bb_and_after_or_equal_p): Ditto.
+
 2022-12-22  Andrew Carlotti  <andrew.carlotti@arm.com>
 
 	* doc/md.texi: Move example code remark next to it's code block.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 7a58b9c62eb..84446d7ccd5 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20221223
+20221224
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index e97e2921de3..a8245283705 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,29 @@
+2022-12-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/108116
+	* constexpr.cc (maybe_constant_value): Clear
+	processing_template_decl before calling break_out_target_exprs.
+	* init.cc (get_nsdmi): Likewise.
+	* tree.cc (break_out_target_exprs): Assert processing_template_decl
+	is cleared.
+
+2022-12-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/107853
+	* constraint.cc (maybe_substitute_reqs_for): Substitute into
+	the template-head requirements of a template friend using only
+	its outer arguments via outer_template_args.
+	* cp-tree.h (outer_template_args): Declare.
+	* pt.cc (outer_template_args): Define, factored out and
+	generalized from ...
+	(ctor_deduction_guides_for): ... here.
+
+2022-12-23  Iain Sandoe  <iain@sandoe.co.uk>
+
+	* g++spec.cc (lang_specific_driver): Preserve -static-libstdc++ in
+	the driver command line for targets without -Bstatic/dynamic support
+	in their static linker.
+
 2022-12-21  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/108180
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index df36cc319bc..f94382b9a5d 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,21 @@
+2022-12-23  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/108131
+	* array.cc (match_array_element_spec): Avoid too early simplification
+	of matched array element specs that can lead to a misinterpretation
+	when used as array bounds in array declarations.
+
+2022-12-23  Julian Brown  <julian@codesourcery.com>
+
+	* dump-parse-tree.cc (show_attr): Fix OMP-UDR-ARTIFICIAL-VAR typo.
+	* trans-openmp.cc (gfc_trans_omp_array_section): Replace stray unicode
+	m-dash character with hyphen.
+
+2022-12-23  Steve Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/106731
+	* trans-array.cc (gfc_trans_auto_array_allocation): Remove gcc_assert (!TREE_STATIC()).
+
 2022-12-22  Harald Anlauf  <anlauf@gmx.de>
 
 	PR fortran/69604
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 35581c72c4c..ce952898403 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,96 @@
+2022-12-23  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/108131
+	* gfortran.dg/pr103505.f90: Adjust expected patterns.
+	* gfortran.dg/pr108131.f90: New test.
+
+2022-12-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/108116
+	* g++.dg/cpp0x/nsdmi-template24.C: New test.
+
+2022-12-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/108068
+	* gcc.dg/dfp/pr108068.c: New test.
+
+2022-12-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/107853
+	* g++.dg/cpp2a/concepts-friend12.C: New test.
+	* g++.dg/cpp2a/concepts-friend13.C: New test.
+
+2022-12-23  Roger Sayle  <roger@nextmovesoftware.com>
+
+	PR target/107548
+	* gcc.target/i386/pr107548-1.c: New test V4SI case.
+	* gcc.target/i386/pr107548-2.c: New test V2DI case.
+
+2022-12-23  H.J. Lu  <hjl.tools@gmail.com>
+	    Roger Sayle  <roger@nextmovesoftware.com>
+
+	PR target/106933
+	PR target/106959
+	* gcc.target/i386/pr106933-1.c: New test case.
+	* gcc.target/i386/pr106933-2.c: Likewise.
+	* gcc.target/i386/pr106959-1.c: Likewise.
+	* gcc.target/i386/pr106959-2.c: Likewise.
+	* gcc.target/i386/pr106959-3.c: Likewise.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* gcc.target/riscv/rvv/base/vle-constraint-1.c: New test.
+
+2022-12-23  Ju-Zhe Zhong  <juzhe.zhong@rivai.ai>
+
+	* gcc.target/riscv/rvv/base/vsetvl-1.c: Add "__riscv_" prefix.
+
+2022-12-23  Steve Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/106731
+	* gfortran.dg/pr106731.f90: New test.
+
+2022-12-23  Arsen Arsenović  <arsen@aarsen.me>
+	    Jonathan Wakely  <jwakely@redhat.com>
+
+	* g++.dg/contracts/contracts-access1.C: Convert to new default
+	violation handler.
+	* g++.dg/contracts/contracts-assume2.C: Ditto.
+	* g++.dg/contracts/contracts-config1.C: Ditto.
+	* g++.dg/contracts/contracts-constexpr1.C: Ditto.
+	* g++.dg/contracts/contracts-ctor-dtor1.C: Ditto.
+	* g++.dg/contracts/contracts-deduced2.C: Ditto.
+	* g++.dg/contracts/contracts-friend1.C: Ditto.
+	* g++.dg/contracts/contracts-multiline1.C: Ditto.
+	* g++.dg/contracts/contracts-post3.C: Ditto.
+	* g++.dg/contracts/contracts-pre10.C: Ditto.
+	* g++.dg/contracts/contracts-pre2.C: Ditto.
+	* g++.dg/contracts/contracts-pre2a2.C: Ditto.
+	* g++.dg/contracts/contracts-pre3.C: Ditto.
+	* g++.dg/contracts/contracts-pre4.C: Ditto.
+	* g++.dg/contracts/contracts-pre5.C: Ditto.
+	* g++.dg/contracts/contracts-pre7.C: Ditto.
+	* g++.dg/contracts/contracts-pre9.C: Ditto.
+	* g++.dg/contracts/contracts-redecl3.C: Ditto.
+	* g++.dg/contracts/contracts-redecl4.C: Ditto.
+	* g++.dg/contracts/contracts-redecl6.C: Ditto.
+	* g++.dg/contracts/contracts-redecl7.C: Ditto.
+	* g++.dg/contracts/contracts-tmpl-spec1.C: Ditto.
+	* g++.dg/contracts/contracts-tmpl-spec2.C: Ditto.
+	* g++.dg/contracts/contracts-tmpl-spec3.C: Ditto.
+	* g++.dg/contracts/contracts10.C: Ditto.
+	* g++.dg/contracts/contracts14.C: Ditto.
+	* g++.dg/contracts/contracts15.C: Ditto.
+	* g++.dg/contracts/contracts16.C: Ditto.
+	* g++.dg/contracts/contracts17.C: Ditto.
+	* g++.dg/contracts/contracts19.C: Ditto.
+	* g++.dg/contracts/contracts25.C: Ditto.
+	* g++.dg/contracts/contracts3.C: Ditto.
+	* g++.dg/contracts/contracts35.C: Ditto.
+	* g++.dg/contracts/contracts5.C: Ditto.
+	* g++.dg/contracts/contracts7.C: Ditto.
+	* g++.dg/contracts/contracts9.C: Ditto.
+
 2022-12-22  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/coroutines/coro.h: #include <stdio.h> instead of
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 5559ce138ee..13f4a6f6926 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,100 @@
+2022-12-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config.host (i[34567]86-*-mingw*): Add thread fragment after EH one
+	as well as new i386/t-slibgcc-mingw fragment.
+	(x86_64-*-mingw*): Likewise.
+	* config/i386/gthr-win32.h: If _WIN32_WINNT is at least 0x0600, define
+	both __GTHREAD_HAS_COND and __GTHREADS_CXX0X to 1.
+	Error out if _GTHREAD_USE_MUTEX_TIMEDLOCK is 1.
+	Include stdlib.h instead of errno.h and do not include _mingw.h.
+	(CONST_CAST2): Add specific definition for C++.
+	(ATTRIBUTE_UNUSED): New macro.
+	(__UNUSED_PARAM): Delete.
+	Define WIN32_LEAN_AND_MEAN before including windows.h.
+	(__gthread_objc_data_tls): Use TLS_OUT_OF_INDEXES instead of (DWORD)-1.
+	(__gthread_objc_init_thread_system): Likewise.
+	(__gthread_objc_thread_get_data): Minor tweak.
+	(__gthread_objc_condition_allocate): Use ATTRIBUTE_UNUSED.
+	(__gthread_objc_condition_deallocate): Likewise.
+	(__gthread_objc_condition_wait): Likewise.
+	(__gthread_objc_condition_broadcast): Likewise.
+	(__gthread_objc_condition_signal): Likewise.
+	Include sys/time.h.
+	(__gthr_win32_DWORD): New typedef.
+	(__gthr_win32_HANDLE): Likewise.
+	(__gthr_win32_CRITICAL_SECTION): Likewise.
+	(__gthr_win32_CONDITION_VARIABLE): Likewise.
+	(__gthread_t): Adjust.
+	(__gthread_key_t): Likewise.
+	(__gthread_mutex_t): Likewise.
+	(__gthread_recursive_mutex_t): Likewise.
+	(__gthread_cond_t): New typedef.
+	(__gthread_time_t): Likewise.
+	(__GTHREAD_MUTEX_INIT_DEFAULT): Delete.
+	(__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
+	(__GTHREAD_COND_INIT_FUNCTION): Define.
+	(__GTHREAD_TIME_INIT): Likewise.
+	(__gthr_i486_lock_cmp_xchg): Delete.
+	(__gthr_win32_create): Declare.
+	(__gthr_win32_join): Likewise.
+	(__gthr_win32_self): Likewise.
+	(__gthr_win32_detach): Likewise.
+	(__gthr_win32_equal): Likewise.
+	(__gthr_win32_yield): Likewise.
+	(__gthr_win32_mutex_destroy): Likewise.
+	(__gthr_win32_cond_init_function): Likewise if __GTHREADS_HAS_COND is 1.
+	(__gthr_win32_cond_broadcast): Likewise.
+	(__gthr_win32_cond_signal): Likewise.
+	(__gthr_win32_cond_wait): Likewise.
+	(__gthr_win32_cond_timedwait): Likewise.
+	(__gthr_win32_recursive_mutex_init_function): Delete.
+	(__gthr_win32_recursive_mutex_lock): Likewise.
+	(__gthr_win32_recursive_mutex_unlock): Likewise.
+	(__gthr_win32_recursive_mutex_destroy): Likewise.
+	(__gthread_create): New inline function.
+	(__gthread_join): Likewise.
+	(__gthread_self): Likewise.
+	(__gthread_detach): Likewise.
+	(__gthread_equal): Likewise.
+	(__gthread_yield): Likewise.
+	(__gthread_cond_init_function): Likewise if __GTHREADS_HAS_COND is 1.
+	(__gthread_cond_broadcast): Likewise.
+	(__gthread_cond_signal): Likewise.
+	(__gthread_cond_wait): Likewise.
+	(__gthread_cond_timedwait): Likewise.
+	(__GTHREAD_WIN32_INLINE): New macro.
+	(__GTHREAD_WIN32_COND_INLINE): Likewise.
+	(__GTHREAD_WIN32_ACTIVE_P): Likewise.
+	Define WIN32_LEAN_AND_MEAN before including windows.h.
+	(__gthread_once): Minor tweaks.
+	(__gthread_key_create): Use ATTRIBUTE_UNUSED and TLS_OUT_OF_INDEXES.
+	(__gthread_key_delete): Minor tweak.
+	(__gthread_getspecific): Likewise.
+	(__gthread_setspecific): Likewise.
+	(__gthread_mutex_init_function): Reimplement.
+	(__gthread_mutex_destroy): Likewise.
+	(__gthread_mutex_lock): Likewise.
+	(__gthread_mutex_trylock): Likewise.
+	(__gthread_mutex_unlock): Likewise.
+	(__gthr_win32_abs_to_rel_time): Declare.
+	(__gthread_recursive_mutex_init_function): Reimplement.
+	(__gthread_recursive_mutex_destroy): Likewise.
+	(__gthread_recursive_mutex_lock): Likewise.
+	(__gthread_recursive_mutex_trylock): Likewise.
+	(__gthread_recursive_mutex_unlock): Likewise.
+	(__gthread_cond_destroy): New inline function.
+	(__gthread_cond_wait_recursive): Likewise.
+	* config/i386/gthr-win32.c: Delete everything.
+	Include gthr-win32.h to get the out-of-line version of inline routines.
+	Add compile-time checks for the local version of the Win32 types.
+	* config/i386/gthr-win32-cond.c: New file.
+	* config/i386/gthr-win32-thread.c: Likewise.
+	* config/i386/t-gthr-win32: Add config/i386/gthr-win32-thread.c to the
+	EH part, config/i386/gthr-win32-cond.c and config/i386/gthr-win32.c to
+	the static version of libgcc.
+	* config/i386/t-slibgcc-mingw: New file.
+	* config/i386/libgcc-mingw.ver: Likewise.
+
 2022-12-16  Thomas Neumann  <tneumann@users.sourceforge.net>
 
 	* unwind-dw2-fde.c: Initialize fde object lazily when
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 6a8f6e0d739..260b6337630 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,44 @@
+2022-12-23  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* acinclude.m4 (GLIBCXX_EXPORT_FLAGS): Substitute CPPFLAGS.
+	(GLIBCXX_ENABLE_LIBSTDCXX_TIME): Set ac_has_sched_yield and
+	ac_has_win32_sleep to yes for MinGW.  Change HAVE_WIN32_SLEEP
+	into _GLIBCXX_USE_WIN32_SLEEP.
+	(GLIBCXX_CHECK_GTHREADS): Add _WIN32_THREADS to compilation flags for
+	Win32 threads and force _GTHREAD_USE_MUTEX_TIMEDLOCK to 0 for them.
+	Add -D_WIN32_WINNT=0x0600 to compilation flags if yes was configured
+	and add it to CPPFLAGS on success.
+	* config.h.in: Regenerate.
+	* configure: Likewise.
+	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_GET_NPROCS_WIN32):
+	Define to 1.
+	* config/os/mingw32/os_defines.h (_GLIBCXX_USE_GET_NPROCS_WIN32): Ditto
+	* src/c++11/thread.cc (get_nprocs): Provide Win32 implementation if
+	_GLIBCXX_USE_GET_NPROCS_WIN32 is defined.  Replace HAVE_WIN32_SLEEP
+	with USE_WIN32_SLEEP.
+	* testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc: Add
+	missing conditional compilation.
+	* testsuite/lib/libstdc++.exp (check_v3_target_sleep): Add support for
+	_GLIBCXX_USE_WIN32_SLEEP.
+	(check_v3_target_nprocs): Likewise for _GLIBCXX_USE_GET_NPROCS_WIN32.
+
+2022-12-23  Jonathan Wakely  <jwakely@redhat.com>
+
+	* src/c++20/tzdb.cc [__APPLE__] (zoneinfo_dir_override): Add
+	definition.
+
+2022-12-23  Jonathan Wakely  <jwakely@redhat.com>
+
+	* src/c++20/tzdb.cc: Remove static_assert.
+
+2022-12-23  Arsen Arsenović  <arsen@aarsen.me>
+	    Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/107792
+	PR libstdc++/107778
+	* src/experimental/contract.cc (handle_contract_violation): Make
+	output more readable.
+
 2022-12-22  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/105730