[gcc r10-9798] Daily bump.

[gcc r10-9798] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:fea97413ee118fbaba2777a3c760d71698a571d8

commit r10-9798-gfea97413ee118fbaba2777a3c760d71698a571d8
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Wed May 5 00:17:46 2021 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           |  46 +++++++++++++++++++++
 gcc/DATESTAMP           |   2 +-
 gcc/testsuite/ChangeLog |   8 ++++
 libstdc++-v3/ChangeLog  | 106 ++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 161 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ac0cac9a83b..2cc74659b31 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,49 @@
+2021-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2021-05-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/100375
+	* config/nvptx/nvptx.c (nvptx_sese_pseudo): Use NULL instead of 0
+	as first argument of pseudo_node_t constructors.
+
+2021-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2021-04-29  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/100302
+	* config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
+	absu_hwi instead of abs_hwi.
+
+2021-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2021-04-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/100254
+	* cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION on
+	last1 and last2 insns rather than BB_END (bb1) and BB_END (bb2) insns.
+
+2021-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2021-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/100255
+	* vmsdbgout.c (ASM_OUTPUT_DEBUG_STRING, vmsdbgout_begin_block,
+	vmsdbgout_end_block, lookup_filename, vmsdbgout_source_line): Remove
+	register keywords.
+
+2021-05-04  Alex Coplan  <alex.coplan@arm.com>
+
+	Backported from master:
+	2021-04-23  Alex Coplan  <alex.coplan@arm.com>
+
+	PR rtl-optimization/100230
+	* early-remat.c (early_remat::sort_candidates): Use delete[]
+	instead of delete for array allocated with new[].
+
 2021-04-30  David Edelsohn  <dje.gcc@gmail.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index a96c930f221..eb085aa83ab 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210504
+20210505
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 5b65fe857be..ad8a0462477 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2021-05-04  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2021-04-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/100254
+	* g++.dg/opt/pr100254.C: New test.
+
 2021-04-30  Richard Biener  <rguenther@suse.de>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 91baa3a055f..14f7126ae60 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,109 @@
+2021-05-04  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2021-04-30  Patrick Palka  <ppalka@redhat.com>
+
+	* include/std/ranges (split_view::_InnerIter::operator++):
+	Depend on _Base instead of _Vp directly, as per LWG 3532.
+
+2021-05-04  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2021-04-20  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/95983
+	* include/bits/stl_iterator.h (__detail::__move_iter_cat):
+	Define.
+	(move_iterator): Derive from the above in C++20 in order to
+	conditionally define iterator_category as per P2259.
+	(move_iterator::__base_cat): No longer used, so remove.
+	(move_iterator::iterator_category): Remove in C++20.
+	(__detail::__common_iter_use_postfix_proxy): Define.
+	(common_iterator::_Proxy): Rename to ...
+	(common_iterator:__arrow_proxy): ... this.
+	(common_iterator::__postfix_proxy): Define as per P2259.
+	(common_iterator::operator->): Adjust.
+	(common_iterator::operator++): Adjust as per P2259.
+	(iterator_traits<common_iterator>::_S_iter_cat): Define.
+	(iterator_traits<common_iterator>::iterator_category): Change as
+	per P2259.
+	(__detail::__counted_iter_value_type): Define.
+	(__detail::__counted_iter_concept): Define.
+	(__detail::__counted_iter_cat): Define.
+	(counted_iterator): Derive from the above three classes in order
+	to conditionally define value_type, iterator_concept and
+	iterator category respectively as per P2259.
+	(counted_iterator::operator->): Define as per P2259.
+	(incrementable_traits<counted_iterator>): Remove as per P2259.
+	(iterator_traits<counted_iterator>): Adjust as per P2259.
+	* include/std/ranges (__detail::__iota_view_iter_cat): Define.
+	(iota_view::_Iterator): Derive from the above in order to
+	conditionally define iterator_category as per P2259.
+	(iota_view::_S_iter_cat): Rename to ...
+	(iota_view::_S_iter_concept): ... this.
+	(iota_view::iterator_concept): Use it to apply LWG 3291 changes.
+	(iota_view::iterator_category): Remove.
+	(__detail::__filter_view_iter_cat): Define.
+	(filter_view::_Iterator): Derive from the above in order to
+	conditionally define iterator_category as per P2259.
+	(filter_view::_Iterator): Move to struct __filter_view_iter_cat.
+	(filter_view::_Iterator::iterator_category): Remove.
+	(transform_view::_Base): Define.
+	(transform_view::__iter_cat): Define.
+	(transform_view::_Iterator): Derive from the above in order to
+	conditionally define iterator_category as per P2259.
+	(transform_view::_Iterator::_Base): Just alias
+	transform_view::_Base.
+	(transform_view::_Iterator::_S_iter_cat): Move to struct
+	transform_view::__iter_cat.
+	(transform_view::_Iterator::iterator_category): Remove.
+	(transform_view::_Sentinel::_Base): Just alias
+	transform_view::_Base.
+	(join_view::_Base): Define.
+	(join_view::_Outer_iter): Define.
+	(join_view::_Inner_iter): Define.
+	(join_view::_S_ref_is_glvalue): Define.
+	(join_view::__iter_cat): Define.
+	(join_view::_Iterator): Derive from it in order to conditionally
+	define iterator_category as per P2259.
+	(join_view::_Iterator::_Base): Just alias join_view::_Base.
+	(join_view::_Iterator::_S_ref_is_glvalue): Just alias
+	join_view::_S_ref_is_glvalue.
+	(join_view::_Iterator::_S_iter_cat): Move to struct
+	transform_view::__iter_cat.
+	(join_view::_Iterator::_Outer_iter): Just alias
+	join_view::_Outer_iter.
+	(join_view::_Iterator::_Inner_iter): Just alias
+	join_view::_Inner_iter.
+	(join_view::_Iterator::iterator_category): Remove.
+	(join_view::_Sentinel::_Base): Just alias join_view::_Base.
+	(__detail::__split_view_outer_iter_cat): Define.
+	(__detail::__split_view_inner_iter_cat): Define.
+	(split_view::_Base): Define.
+	(split_view::_Outer_iter): Derive from __split_view_outer_iter_cat
+	in order to conditionally define iterator_category as per P2259.
+	(split_view::_Outer_iter::iterator_category): Remove.
+	(split_view::_Inner_iter): Derive from __split_view_inner_iter_cat
+	in order to conditionally define iterator_category as per P2259.
+	(split_view::_Inner_iter::_S_iter_cat): Move to
+	__split_view_inner_iter_cat.
+	(split_view::_Inner_iter::iterator_category): Remove.
+	(elements_view::_Base): Define.
+	(elements_view::__iter_cat): Define.
+	(elements_view::_Iterator): Derive from the above in order to
+	conditionall define iterator_category as per P2259.
+	(elements_view::_Iterator::_Base): Just alias
+	elements_view::_Base.
+	(elements_view::_Iterator::_S_iter_concept)
+	(elements_view::_Iterator::iterator_concept): Define as per
+	P2259.
+	(elements_view::_Iterator::iterator_category): Remove.
+	(elements_view::_Sentinel::_Base): Just alias
+	elements_view::_Base.
+	* testsuite/24_iterators/headers/iterator/synopsis_c++20.cc:
+	Adjust constraints on iterator_traits<counted_iterator>.
+	* testsuite/std/ranges/p2259.cc: New test.
+
 2021-05-03  Patrick Palka  <ppalka@redhat.com>
 
 	Backported from master: