[gcc r12-5219] Daily bump.

[gcc r12-5219] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:af2852b9dc3b1d9ef20d72d20de5a2f7938b87b3

commit r12-5219-gaf2852b9dc3b1d9ef20d72d20de5a2f7938b87b3
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Nov 13 00:16:39 2021 +0000

    Daily bump.

Diff:
---
 ChangeLog               |   5 ++
 gcc/ChangeLog           | 226 ++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |   2 +-
 gcc/analyzer/ChangeLog  |   5 ++
 gcc/fortran/ChangeLog   |  42 +++++++++
 gcc/jit/ChangeLog       |   8 ++
 gcc/testsuite/ChangeLog |  41 +++++++++
 include/ChangeLog       |   8 ++
 libbacktrace/ChangeLog  |   7 ++
 libgomp/ChangeLog       |  31 +++++++
 libstdc++-v3/ChangeLog  |  85 ++++++++++++++++++
 11 files changed, 459 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 63948b0d1f6..4b8570bc974 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2021-11-12  Alan Modra  <amodra@gmail.com>
+
+	* Makefile.def (configure-opcodes): Depend on configure-bfd.
+	* Makefile.in: Regenerate.
+
 2021-11-03  Maciej W. Rozycki  <macro@embecosm.com>
 
 	* MAINTAINERS: Clarify the policy WRT the Write After Approval
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7356889757b..6767e5348e8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,229 @@
+2021-11-12  Stafford Horne  <shorne@gmail.com>
+
+	* config/or1k/or1k-protos.h (or1k_profile_hook): New function.
+	* config/or1k/or1k.h (PROFILE_HOOK): Change macro to reference
+	new function or1k_profile_hook.
+	* config/or1k/or1k.c (struct machine_function): Add new field
+	set_mcount_arg_insn.
+	(or1k_profile_hook): New function.
+	(or1k_init_pic_reg): Update to inject pic rtx after _mcount arg
+	when profiling.
+	(or1k_frame_pointer_required): Frame pointer no longer needed
+	when profiling.
+
+2021-11-12  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/103209
+	* tree-ssa-structalias.c (find_func_aliases_for_call): Fix
+	use of handle_rhs_call
+
+2021-11-12  Aldy Hernandez  <aldyh@redhat.com>
+
+	PR tree-optimization/103202
+	* gimple-range-path.cc
+	(path_range_query::compute_ranges_in_block): Solve PHI imports first.
+
+2021-11-12  Jan Hubicka  <jh@suse.cz>
+
+	* ipa-pure-const.c (propagate_pure_const): Remove redundant check;
+	fix call of ipa_make_function_const and ipa_make_function_pure.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_vector_op::n_advsimd_ops): Delete.
+	(aarch64_vector_op::m_seen_loads): Likewise.
+	(aarch64_vector_costs::aarch64_vector_costs): Don't push to
+	m_advsimd_ops.
+	(aarch64_vector_op::count_ops): Remove vectype and factor parameters.
+	Remove code that tries to predict different vec_flags from the
+	current loop's.
+	(aarch64_vector_costs::add_stmt_cost): Update accordingly.
+	Remove m_advsimd_ops handling.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_vector_costs::m_saw_sve_only_op)
+	(aarch64_sve_only_stmt_p): Delete.
+	(aarch64_vector_costs::prefer_unrolled_loop): New function,
+	extracted from adjust_body_cost.
+	(aarch64_vector_costs::better_main_loop_than_p): New function,
+	using heuristics extracted from adjust_body_cost and
+	adjust_body_cost_sve.
+	(aarch64_vector_costs::adjust_body_cost_sve): Remove
+	advsimd_cycles_per_iter and could_use_advsimd parameters.
+	Update after changes above.
+	(aarch64_vector_costs::adjust_body_cost): Update after changes above.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_vec_op_count::m_vf_factor):
+	New member variable.
+	(aarch64_vec_op_count::aarch64_vec_op_count): Add a parameter for it.
+	(aarch64_vec_op_count::vf_factor): New function.
+	(aarch64_vector_costs::aarch64_vector_costs): When costing for
+	neoverse-512tvb, pass a vf_factor of 2 for the Neoverse V1 version
+	of an SVE loop.
+	(aarch64_vector_costs::adjust_body_cost): Read the vf factor
+	instead of hard-coding 2.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c
+	(aarch64_vec_op_count::rename_cycles_per_iter): New function.
+	(aarch64_vec_op_count::min_nonpred_cycles_per_iter): Likewise.
+	(aarch64_vec_op_count::min_pred_cycles_per_iter): Likewise.
+	(aarch64_vec_op_count::min_cycles_per_iter): Likewise.
+	(aarch64_vec_op_count::dump): Move earlier in file.  Dump the
+	above properties too.
+	(aarch64_estimate_min_cycles_per_iter): Delete.
+	(adjust_body_cost): Use aarch64_vec_op_count::min_cycles_per_iter
+	instead of aarch64_estimate_min_cycles_per_iter.  Rely on the dump
+	routine to print CPI estimates.
+	(adjust_body_cost_sve): Likewise.  Use the other functions above
+	instead of doing the work inline.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_vec_op_count): Allow default
+	initialization.
+	(aarch64_vec_op_count::base_issue_info): Remove handling of null
+	issue_infos.
+	(aarch64_vec_op_count::simd_issue_info): Likewise.
+	(aarch64_vec_op_count::sve_issue_info): Likewise.
+	(aarch64_vector_costs::m_ops): Turn into a vector.
+	(aarch64_vector_costs::m_advsimd_ops): Likewise.
+	(aarch64_vector_costs::aarch64_vector_costs): Add entries to
+	the vectors based on aarch64_tune_params.
+	(aarch64_vector_costs::analyze_loop_vinfo): Update the pred_ops
+	of all entries in m_ops.
+	(aarch64_vector_costs::add_stmt_cost): Call count_ops for all
+	entries in m_ops.
+	(aarch64_estimate_min_cycles_per_iter): Remove issue_info
+	parameter and get the information from the ops instead.
+	(aarch64_vector_costs::adjust_body_cost_sve): Take a
+	aarch64_vec_issue_info instead of a aarch64_vec_op_count.
+	(aarch64_vector_costs::adjust_body_cost): Update call accordingly.
+	Exit earlier if m_ops is empty for either cost structure.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_vector_costs::m_scalar_ops)
+	(aarch64_vector_costs::m_sve_ops): Replace with...
+	(aarch64_vector_costs::m_ops): ...this.
+	(aarch64_vector_costs::analyze_loop_vinfo): Update accordingly.
+	(aarch64_vector_costs::adjust_body_cost_sve): Likewise.
+	(aarch64_vector_costs::aarch64_vector_costs): Likewise.
+	Initialize m_vec_flags here rather than in add_stmt_cost.
+	(aarch64_vector_costs::count_ops): Test for scalar reductions too.
+	Allow vectype to be null.
+	(aarch64_vector_costs::add_stmt_cost): Call count_ops for scalar
+	code too.  Don't require vectype to be nonnull.
+	(aarch64_vector_costs::adjust_body_cost): Take the loop_vec_info
+	and scalar costs as parameters.  Use the scalar costs to determine
+	the cycles per iteration of the scalar loop, then multiply it
+	by the estimated VF.
+	(aarch64_vector_costs::finish_cost): Update call accordingly.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_dr_type): New function.
+	(aarch64_vector_costs::count_ops): Use it rather than the
+	vectype to determine floatness.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_sve_in_loop_reduction_latency):
+	Remove vectype parameter and get floatness from the type of the
+	stmt lhs instead.
+	(arch64_in_loop_reduction_latency): Likewise.
+	(aarch64_detect_vector_stmt_subtype): Update caller.
+	(aarch64_vector_costs::count_ops): Likewise.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_sve_op_count): Fold into...
+	(aarch64_vec_op_count): ...this.  Add a constructor.
+	(aarch64_vec_op_count::vec_flags): New function.
+	(aarch64_vec_op_count::base_issue_info): Likewise.
+	(aarch64_vec_op_count::simd_issue_info): Likewise.
+	(aarch64_vec_op_count::sve_issue_info): Likewise.
+	(aarch64_vec_op_count::m_issue_info): New member variable.
+	(aarch64_vec_op_count::m_vec_flags): Likewise.
+	(aarch64_vector_costs): Add a constructor.
+	(aarch64_vector_costs::m_sve_ops): Change type to aarch64_vec_op_count.
+	(aarch64_vector_costs::aarch64_vector_costs): New function.
+	Initialize m_scalar_ops, m_advsimd_ops and m_sve_ops.
+	(aarch64_vector_costs::count_ops): Remove vec_flags and
+	issue_info parameters, using the new aarch64_vec_op_count
+	functions instead.
+	(aarch64_vector_costs::add_stmt_cost): Update call accordingly.
+	(aarch64_sve_op_count::dump): Fold into...
+	(aarch64_vec_op_count::dump): ..here.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c: Include tree-dfa.h.
+	(aarch64_check_consecutive_mems): New function that takes MEM_EXPR
+	and MEM_OFFSET into account.
+	(aarch64_swap_ldrstr_operands): Use it.
+	(aarch64_operands_ok_for_ldpstp): Likewise.  Check that the
+	address of the second memory doesn't depend on the result of
+	the first load.
+
+2021-11-12  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-pure-const.c (ipa_make_function_pure): Fix exit condition.
+
+2021-11-12  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/103175
+	* ipa-modref.c (modref_lattice::merge): Add sanity check.
+	(callee_to_caller_flags): Make flags adjustment sane.
+	(modref_eaf_analysis::analyze_ssa_name): Likewise.
+
+2021-11-12  Jan Hubicka  <jh@suse.cz>
+
+	PR ipa/103200
+	* ipa-modref.c (analyze_function, modref_propagate_in_scc): Do
+	not mark pure/const function if there are side-effects.
+
+2021-11-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* tree.h (OMP_CLAUSE_MAP_RUNTIME_IMPLICIT_P): New access macro for
+	'implicit' bit, using 'base.deprecated_flag' field of tree_node.
+	* tree-pretty-print.c (dump_omp_clause): Add support for printing
+	implicit attribute in tree dumping.
+	* gimplify.c (gimplify_adjust_omp_clauses_1):
+	Set OMP_CLAUSE_MAP_RUNTIME_IMPLICIT_P to 1 if map clause is implicitly
+	created.
+	(gimplify_adjust_omp_clauses): Adjust place of adding implicitly created
+	clauses, from simple append, to starting of list, after non-map clauses.
+	* omp-low.c (lower_omp_target): Add GOMP_MAP_IMPLICIT bits into kind
+	values passed to libgomp for implicit maps.
+
+2021-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* omp-builtins.def (BUILT_IN_GOMP_TEAMS): Remove.
+	(BUILT_IN_GOMP_TEAMS4): New.
+	* builtin-types.def (BT_FN_VOID_UINT_UINT): Remove.
+	(BT_FN_BOOL_UINT_UINT_UINT_BOOL): New.
+	* omp-low.c (lower_omp_teams): Use GOMP_teams4 instead of
+	GOMP_teams, pass to it also num_teams lower-bound expression
+	or a dup of upper-bound if it is missing and a flag whether
+	it is the first call or not.
+
+2021-11-12  Martin Liska  <mliska@suse.cz>
+
+	PR tree-optimization/102497
+	* gimple-predicate-analysis.cc (add_pred): Remove unused
+	function:
+
+2021-11-12  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/103204
+	* tree-ssa-sccvn.c (valueize_refs_1): Re-valueize the
+	top operand after folding in an address.
+
 2021-11-11  Aldy Hernandez  <aldyh@redhat.com>
 
 	* gimple-range-path.cc (path_range_query::path_range_query): New
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 966610a0bdd..f0484966df2 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20211112
+20211113
diff --git a/gcc/analyzer/ChangeLog b/gcc/analyzer/ChangeLog
index 0a1bf12e632..f6bf2726284 100644
--- a/gcc/analyzer/ChangeLog
+++ b/gcc/analyzer/ChangeLog
@@ -1,3 +1,8 @@
+2021-11-12  David Malcolm  <dmalcolm@redhat.com>
+
+	* engine.cc (exploded_node::on_stmt_pre): Return when handling
+	"__analyzer_dump_state".
+
 2021-11-11  Richard Biener  <rguenther@suse.de>
 
 	* supergraph.cc: Include bitmap.h.
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 09071cb8a93..0216f126dd9 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,45 @@
+2021-11-12  Tobias Burnus  <tobias@codesourcery.com>
+
+	* parse.c (decode_omp_directive): Fix permitting 'nowait' for some
+	combined directives, add missing 'omp end ... loop'.
+	(gfc_ascii_statement): Fix ST_OMP_END_TEAMS_LOOP result.
+	* openmp.c (resolve_omp_clauses): Add missing combined loop constructs
+	case values to the 'if(directive-name: ...)' check.
+	* trans-openmp.c (gfc_split_omp_clauses): Put nowait on target if
+	first leaf construct accepting it.
+
+2021-11-12  Martin Jambor  <mjambor@suse.cz>
+
+	* trans-types.c (gfc_get_array_descr_info): Use build_debug_expr_decl
+	instead of building DEBUG_EXPR_DECL manually.
+
+2021-11-12  Mikael Morin  <mikael@gcc.gnu.org>
+
+	PR fortran/97896
+	* intrinsic.c (add_sym_4ind): Remove.
+	(add_functions): Use add_sym4 instead of add_sym4ind.
+	Don’t special case the index intrinsic.
+	* iresolve.c (gfc_resolve_index_func): Use the individual arguments
+	directly instead of the full argument list.
+	* intrinsic.h (gfc_resolve_index_func): Update the declaration
+	accordingly.
+	* trans-decl.c (gfc_get_extern_function_decl): Don’t modify the
+	list of arguments in the case of the index intrinsic.
+	* trans-array.h (gfc_get_intrinsic_for_expr,
+	gfc_get_proc_ifc_for_expr): New.
+	* trans-array.c (gfc_get_intrinsic_for_expr,
+	arg_evaluated_for_scalarization): New.
+	(gfc_walk_elemental_function_args): Add intrinsic procedure
+	as argument.  Count arguments.  Check arg_evaluated_for_scalarization.
+	* trans-intrinsic.c (gfc_walk_intrinsic_function): Update call.
+	* trans-stmt.c (get_intrinsic_for_code): New.
+	(gfc_trans_call): Update call.
+
+2021-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* types.def (BT_FN_VOID_UINT_UINT): Remove.
+	(BT_FN_BOOL_UINT_UINT_UINT_BOOL): New.
+
 2021-11-11  Tobias Burnus  <tobias@codesourcery.com>
 
 	* gfortran.h (struct gfc_omp_clauses): Rename num_teams to
diff --git a/gcc/jit/ChangeLog b/gcc/jit/ChangeLog
index 334fd3942e8..d7f7cc5dd9c 100644
--- a/gcc/jit/ChangeLog
+++ b/gcc/jit/ChangeLog
@@ -1,3 +1,11 @@
+2021-11-12  David Malcolm  <dmalcolm@redhat.com>
+
+	PR jit/103199
+	* docs/examples/tut04-toyvm/toyvm.c (toyvm_function_compile):
+	Increase size of buffer.
+	* docs/examples/tut04-toyvm/toyvm.cc
+	(compilation_state::create_function): Likewise.
+
 2021-09-10  Petter Tomner  <tomner@kth.se>
 
 	* jit-playback.c: Moved global var processing to after loc handling.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0911163582a..99120299b9c 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,44 @@
+2021-11-12  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/103209
+	* gcc.dg/tree-ssa/pta-callused.c: Update template.
+	* gcc.c-torture/execute/pr103209.c: New test.
+
+2021-11-12  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* gcc.target/aarch64/stp_1.c: New test.
+
+2021-11-12  Tobias Burnus  <tobias@codesourcery.com>
+
+	* gfortran.dg/gomp/unexpected-end.f90: Update dg-error.
+	* gfortran.dg/gomp/clauses-1.f90: New test.
+	* gfortran.dg/gomp/nowait-2.f90: New test.
+	* gfortran.dg/gomp/nowait-3.f90: New test.
+
+2021-11-12  Martin Liska  <mliska@suse.cz>
+
+	PR testsuite/103051
+	* gcc.dg/vect/tsvc/vect-tsvc-s112.c: Skip test for old Power
+	CPUs.
+
+2021-11-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* c-c++-common/gomp/target-implicit-map-1.c: New test.
+	* c-c++-common/goacc/combined-reduction.c: Adjust scan test pattern.
+	* c-c++-common/goacc/firstprivate-mappings-1.c: Likewise.
+	* c-c++-common/goacc/mdc-1.c: Likewise.
+	* g++.dg/goacc/firstprivate-mappings-1.C: Likewise.
+
+2021-11-12  Mikael Morin  <mikael@gcc.gnu.org>
+
+	PR fortran/97896
+	* gfortran.dg/index_5.f90: New.
+
+2021-11-12  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/103204
+	* gcc.dg/torture/pr103204.c: New testcase.
+
 2021-11-11  Bill Schmidt  <wschmidt@linux.ibm.com>
 
 	* gcc.target/powerpc/test_mffsl.c: Require Power9.
diff --git a/include/ChangeLog b/include/ChangeLog
index 0f69b44638f..67c067254bf 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,11 @@
+2021-11-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* gomp-constants.h (GOMP_MAP_FLAG_SPECIAL_3): Define special bit macro.
+	(GOMP_MAP_IMPLICIT): New special map kind bits value.
+	(GOMP_MAP_FLAG_SPECIAL_BITS): Define helper mask for whole set of
+	special map kind bits.
+	(GOMP_MAP_IMPLICIT_P): New predicate macro for implicit map kinds.
+
 2021-11-05  Gerald Pfeifer  <gerald@pfeifer.com>
 	    Jakub Jelinek  <jakub@redhat.com>
 
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 2c8a8a4de0e..983f81672fb 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,10 @@
+2021-11-12  Martin Liska  <mliska@suse.cz>
+
+	PR libbacktrace/103167
+	* elf.c (elf_uncompress_lzma_block): Cast to unsigned int.
+	(elf_uncompress_lzma): Likewise.
+	* xztest.c (test_samples): memcpy only if v > 0.
+
 2021-10-22  Martin Liska  <mliska@suse.cz>
 
 	PR testsuite/102742
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 26a8476961a..ed26b8d543f 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,34 @@
+2021-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/103201
+	* config/gcn/icv-device.c (omp_get_num_teams, omp_get_team_num): Move
+	to ...
+	* config/gcn/teams.c: ... here.  New file.
+
+2021-11-12  Chung-Lin Tang  <cltang@codesourcery.com>
+
+	* target.c (gomp_map_vars_existing): Add 'bool implicit' parameter, add
+	implicit map handling to allow a "superset" existing map as valid case.
+	(get_kind): Adjust to filter out GOMP_MAP_IMPLICIT bits in return value.
+	(get_implicit): New function to extract implicit status.
+	(gomp_map_fields_existing): Adjust arguments in calls to
+	gomp_map_vars_existing, and add uses of get_implicit.
+	(gomp_map_vars_internal): Likewise.
+	* testsuite/libgomp.c-c++-common/target-implicit-map-1.c: New test.
+
+2021-11-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* libgomp_g.h (GOMP_teams4): Declare.
+	* libgomp.map (GOMP_5.1): Export GOMP_teams4.
+	* target.c (GOMP_teams4): New function.
+	* config/nvptx/target.c (GOMP_teams): Remove.
+	(GOMP_teams4): New function.
+	* config/gcn/target.c (GOMP_teams): Remove.
+	(GOMP_teams4): New function.
+	* testsuite/libgomp.c/teams-4.c (main): Expect exactly 2
+	teams instead of <= 2.
+	* testsuite/libgomp.c-c++-common/teams-2.c: New test.
+
 2021-11-11  Tobias Burnus  <tobias@codesourcery.com>
 
 	* testsuite/libgomp.fortran/teams-1.f90: New test.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index e0f5f6230e2..34a130ea668 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,88 @@
+2021-11-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/59675
+	* acinclude.m4 (libtool_VERSION): Bump version.
+	* config/abi/pre/gnu.ver (GLIBCXX_3.4.30): Add version and
+	export new symbol.
+	* configure: Regenerate.
+	* include/bits/c++config (__replacement_assert): Remove, declare
+	__glibcxx_assert_fail instead.
+	* src/c++11/debug.cc (__glibcxx_assert_fail): New function to
+	replace __replacement_assert, writing to stderr instead of
+	stdout.
+	* testsuite/util/testsuite_abi.cc: Update latest version.
+
+2021-11-12  Jonathan Wakely  <jwakely@redhat.com>
+	    Josh Marshall  <joshua.r.marshall.1991@gmail.com>
+
+	* include/bits/alloc_traits.h (_Destroy): Make constexpr for
+	C++20 mode.
+	* include/bits/allocator.h (__shrink_to_fit::_S_do_it):
+	Likewise.
+	* include/bits/stl_algobase.h (__fill_a1): Declare _Bit_iterator
+	overload constexpr for C++20.
+	* include/bits/stl_bvector.h (_Bit_type, _S_word_bit): Move out
+	of inline namespace.
+	(_Bit_reference, _Bit_iterator_base, _Bit_iterator)
+	(_Bit_const_iterator, _Bvector_impl_data, _Bvector_base)
+	(vector<bool, A>>): Add constexpr to every member function.
+	(_Bvector_base::_M_allocate): Initialize storage during constant
+	evaluation.
+	(vector<bool, A>::_M_initialize_value): Use __fill_bvector_n
+	instead of memset.
+	(__fill_bvector_n): New helper function to replace memset during
+	constant evaluation.
+	* include/bits/stl_uninitialized.h (__uninitialized_copy<false>):
+	Move logic to ...
+	(__do_uninit_copy): New function.
+	(__uninitialized_fill<false>): Move logic to ...
+	(__do_uninit_fill): New function.
+	(__uninitialized_fill_n<false>): Move logic to ...
+	(__do_uninit_fill_n): New function.
+	(__uninitialized_copy_a): Add constexpr. Use __do_uninit_copy.
+	(__uninitialized_move_a, __uninitialized_move_if_noexcept_a):
+	Add constexpr.
+	(__uninitialized_fill_a): Add constexpr. Use __do_uninit_fill.
+	(__uninitialized_fill_n_a): Add constexpr. Use
+	__do_uninit_fill_n.
+	(__uninitialized_default_n, __uninitialized_default_n_a)
+	(__relocate_a_1, __relocate_a): Add constexpr.
+	* include/bits/stl_vector.h (_Vector_impl_data, _Vector_impl)
+	(_Vector_base, vector): Add constexpr to every member function.
+	(_Vector_impl::_S_adjust): Disable ASan annotation during
+	constant evaluation.
+	(_Vector_base::_S_use_relocate): Disable bitwise-relocation
+	during constant evaluation.
+	(vector::_Temporary_value): Use a union for storage.
+	* include/bits/vector.tcc (vector, vector<bool>): Add constexpr
+	to every member function.
+	* include/std/vector (erase_if, erase): Add constexpr.
+	* testsuite/23_containers/headers/vector/synopsis.cc: Add
+	constexpr for C++20 mode.
+	* testsuite/23_containers/vector/bool/cmp_c++20.cc: Change to
+	compile-only test using constant expressions.
+	* testsuite/23_containers/vector/bool/capacity/29134.cc: Adjust
+	namespace for _S_word_bit.
+	* testsuite/23_containers/vector/bool/modifiers/insert/31370.cc:
+	Likewise.
+	* testsuite/23_containers/vector/cmp_c++20.cc: Likewise.
+	* testsuite/23_containers/vector/cons/89164.cc: Adjust errors
+	for C++20 and move C++17 test to ...
+	* testsuite/23_containers/vector/cons/89164_c++17.cc: ... here.
+	* testsuite/23_containers/vector/bool/capacity/constexpr.cc: New test.
+	* testsuite/23_containers/vector/bool/cons/constexpr.cc: New test.
+	* testsuite/23_containers/vector/bool/element_access/constexpr.cc: New test.
+	* testsuite/23_containers/vector/bool/modifiers/assign/constexpr.cc: New test.
+	* testsuite/23_containers/vector/bool/modifiers/constexpr.cc: New test.
+	* testsuite/23_containers/vector/bool/modifiers/swap/constexpr.cc: New test.
+	* testsuite/23_containers/vector/capacity/constexpr.cc: New test.
+	* testsuite/23_containers/vector/cons/constexpr.cc: New test.
+	* testsuite/23_containers/vector/data_access/constexpr.cc: New test.
+	* testsuite/23_containers/vector/element_access/constexpr.cc: New test.
+	* testsuite/23_containers/vector/modifiers/assign/constexpr.cc: New test.
+	* testsuite/23_containers/vector/modifiers/constexpr.cc: New test.
+	* testsuite/23_containers/vector/modifiers/swap/constexpr.cc: New test.
+
 2021-11-11  Jonathan Wakely  <jwakely@redhat.com>
 
 	* include/debug/deque (deque::operator=(const deque&)): Remove