[gcc r10-9947] Daily bump.

[gcc r10-9947] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:ee82dba392fd9aacd943e9e8714ca68ae17845bc

commit r10-9947-gee82dba392fd9aacd943e9e8714ca68ae17845bc
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Jun 19 00:17:28 2021 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           |  70 ++++++++++++++++++++++++
 gcc/DATESTAMP           |   2 +-
 gcc/fortran/ChangeLog   |  13 +++++
 gcc/testsuite/ChangeLog |  63 ++++++++++++++++++++++
 libgcc/ChangeLog        |  11 ++++
 libitm/ChangeLog        |   8 +++
 libstdc++-v3/ChangeLog  | 141 ++++++++++++++++++++++++++++++++++++++++++++++++
 7 files changed, 307 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a176658ac17..95f56fa1497 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,73 @@
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/100856
+	* common/config/arm/arm-common.c (arm_canon_arch_option_1): New function
+	derived from arm_canon_arch.
+	(arm_canon_arch_option): Call it.
+	(arm_canon_arch_multilib_option): New function.
+	* config/arm/arm-cpus.in (IGNORE_FOR_MULTILIB): New fgroup.
+	* config/arm/arm.h (arm_canon_arch_multilib_option): New prototype.
+	(CANON_ARCH_MULTILIB_SPEC_FUNCTION): New macro.
+	(MULTILIB_ARCH_CANONICAL_SPECS): New macro.
+	(DRIVER_SELF_SPECS): Add MULTILIB_ARCH_CANONICAL_SPECS.
+	* config/arm/arm.opt (mlibarch): New option.
+	* config/arm/t-rmprofile (MULTILIB_MATCHES): For armv8*-m, replace use
+	of march on RHS with mlibarch.
+
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-11  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/101016
+	* config/arm/arm_mve.h (__arm_vld1q): Change __ARM_mve_coerce(p0,
+	int8_t const *) to __ARM_mve_coerce1(p0, int8_t *) in the argument for
+	the polymorphic variants matching code.
+	(__arm_vld1q_z): Likewise.
+	(__arm_vld2q): Likewise.
+	(__arm_vld4q): Likewise.
+	(__arm_vldrbq_gather_offset): Likewise.
+	(__arm_vldrbq_gather_offset_z): Likewise.
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-06-14  Peter Bergner  <bergner@linux.ibm.com>
+
+	PR target/100777
+	* config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Use
+	create_tmp_reg_or_ssa_name().
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-06-10  Peter Bergner  <bergner@linux.ibm.com>
+
+	* config/rs6000/rs6000-builtin.def (build_pair): New built-in.
+	(build_acc): Likewise.
+	* config/rs6000/rs6000-call.c (mma_expand_builtin): Swap assemble
+	source operands in little-endian mode.
+	(rs6000_gimple_fold_mma_builtin): Handle VSX_BUILTIN_BUILD_PAIR.
+	(mma_init_builtins): Likewise.
+	* config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle endianness
+	ordering for the MMA assemble and build source operands.
+	* doc/extend.texi (__builtin_vsx_build_acc, __builtin_mma_build_pair):
+	Document.
+	(__builtin_mma_assemble_acc, __builtin_mma_assemble_pair): Remove
+	documentation.
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-05-31  Peter Bergner  <bergner@linux.ibm.com>
+
+	PR target/99842
+	* config/rs6000/predicates.md(mma_assemble_input_operand): Allow
+	indexed form addresses.
+
 2021-06-17  Marius Hillenbrand  <mhillen@linux.ibm.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 1c09ea68c98..a522144b0f9 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210618
+20210619
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 738fba9a4e5..c2b7e672ddb 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,16 @@
+2021-06-18  Harald Anlauf  <anlauf@gmx.de>
+
+	Backported from master:
+	2021-06-16  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/95501
+	PR fortran/95502
+	* expr.c (gfc_check_pointer_assign): Avoid NULL pointer
+	dereference.
+	* match.c (gfc_match_pointer_assignment): Likewise.
+	* parse.c (gfc_check_do_variable): Avoid comparison with NULL
+	symtree.
+
 2021-06-16  José Rui Faustino de Sousa  <jrfsousa@gmail.com>
 
 	PR fortran/82376
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e8e18be8ad5..5989bf39043 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,66 @@
+2021-06-18  Harald Anlauf  <anlauf@gmx.de>
+
+	Backported from master:
+	2021-06-16  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/95501
+	PR fortran/95502
+	* gfortran.dg/pr95502.f90: New test.
+
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/100856
+	* gcc.target/arm/acle/pr100856.c: New test.
+	* gcc.target/arm/multilib.exp: Add tests for cde options.
+
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-11  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/101016
+	* gcc.target/arm/mve/intrinsics/pr101016.c: New test.
+
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-11  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/99939
+	* gcc.target/arm/cmse/cmse-18.c: Add separate scan-assembler
+	directives check for target is v8.1-m.main+mve or not before
+	comparing the assembly output.
+	* gcc.target/arm/cmse/cmse-20.c: New test.
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-06-14  Peter Bergner  <bergner@linux.ibm.com>
+
+	PR target/100777
+	* gcc.target/powerpc/pr100777.c: New test.
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-06-10  Peter Bergner  <bergner@linux.ibm.com>
+
+	* gcc.target/powerpc/mma-builtin-4.c (__builtin_vsx_build_pair): Add
+	tests.  Update expected counts.
+	* gcc.target/powerpc/mma-builtin-5.c (__builtin_mma_build_acc): Add
+	tests.  Update expected counts.
+
+2021-06-18  Peter Bergner  <bergner@linux.ibm.com>
+
+	Backported from master:
+	2021-05-31  Peter Bergner  <bergner@linux.ibm.com>
+
+	PR target/99842
+	* g++.target/powerpc/pr99842.C: New.
+
 2021-06-17  Jason Merrill  <jason@redhat.com>
 
 	PR c++/101029
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index f6fad502605..9b8ece2dcfe 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,14 @@
+2021-06-18  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	Backported from master:
+	2021-06-11  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>
+
+	PR target/99939
+	* config/arm/cmse_nonsecure_call.S: Add	__ARM_FEATURE_MVE
+	macro.
+	* config/arm/t-arm: To link cmse.o and cmse_nonsecure_call.o
+	on passing -mcmse option.
+
 2021-04-27  Michael Meissner  <meissner@linux.ibm.com>
 
 	PR target/98952
diff --git a/libitm/ChangeLog b/libitm/ChangeLog
index 97ead0843e9..3be0ec8af29 100644
--- a/libitm/ChangeLog
+++ b/libitm/ChangeLog
@@ -1,3 +1,11 @@
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-06-17  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/91488
+	* testsuite/libitm.c++/libstdc++-pr91488.C: New test.
+
 2021-04-08  Release Manager
 
 	* GCC 10.3.0 released.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 630b2a42dcd..cee2dadba6d 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,144 @@
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/95833
+	* include/std/numeric (reduce(Iter, Iter, T, BinaryOp)): Replace
+	incorrect static_assert with ones matching the 'Mandates'
+	conditions in the standard.
+	* testsuite/26_numerics/reduce/95833.cc: New test.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/variant (__same_types, __check_visitor_results):
+	Remove.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-04  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/future (promise::set_value): Check for existence
+	of shared state before dereferncing it.
+	(promise::set_exception, promise::set_value_at_thread_exit)
+	(promise::set_exception_at_thread_exit): Likewise.
+	(promise<R&>::set_value, promise<R&>::set_exception)
+	(promise<R&>::set_value_at_thread_exit)
+	(promise<R&>::set_exception_at_thread_exit): Likewise.
+	(promise<void>::set_value, promise<void>::set_exception)
+	(promise<void>::set_value_at_thread_exit)
+	(promise<void>::set_exception_at_thread_exit): Likewise.
+	* testsuite/30_threads/promise/members/at_thread_exit2.cc:
+	Remove unused variable.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-04  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/basic_string.h (basic_string(const CharT*, const A&)):
+	Do not do arithmetic on null pointer.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-04  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/ext/pb_ds/detail/cc_hash_table_map_/cc_ht_map_.hpp
+	(find_key_pointer(key_const_reference, false_type))
+	(find_key_pointer(key_const_reference, true_type)): Do not
+	dereference null pointer.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-04  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/20_util/from_chars/3.cc: Use unsigned type to avoid
+	overflow.
+	* testsuite/24_iterators/reverse_iterator/2.cc: Do not add
+	non-zero value to null pointer.
+	* testsuite/25_algorithms/copy_backward/move_iterators/69478.cc:
+	Use past-the-end iterator for result.
+	* testsuite/25_algorithms/move_backward/69478.cc: Likewise.
+	* testsuite/25_algorithms/move_backward/93872.cc: Likewise.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-04  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/100384
+	* include/std/variant (__get_t): New alias template yielding the
+	return type of std::get<N> on a variant.
+	(__visit_result_t): New alias template yielding the result of
+	std::visit.
+	(__same_types): Move into namespace __detail::__variant.
+	(__check_visitor_results): Likewise. Use __invoke_result_t and
+	__get_t.
+	(__check_visitor_result): Remove.
+	(visit): Use __visit_result_t for return type.
+	* testsuite/20_util/variant/100384.cc: New test.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-04-22  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/99006
+	* include/bits/shared_ptr.h (allocate_shared): Assert that _Tp
+	is not an array type.
+	* include/bits/shared_ptr_base.h (__allocate_shared): Likewise.
+	* testsuite/20_util/shared_ptr/creation/99006.cc: New test.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-11  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/allocator.h (allocator<void>) [C++20]: Add
+	missing noexcept to constructor. Restore missing POCMA and
+	is_always_equal_traits.
+	* include/bits/memoryfwd.h (allocator_traits): Declare.
+	* include/ext/malloc_allocator.h (malloc_allocator::allocate):
+	Add nodiscard attribute. Add static assertion for LWG 3307.
+	* include/ext/new_allocator.h (new_allocator::allocate): Add
+	static assertion for LWG 3307.
+	* testsuite/20_util/allocator/void.cc: Check that converting
+	constructor is noexcept. Check for propagation traits and
+	size_type and difference_type. Check that pointer and
+	const_pointer are gone in C++20.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-05-10  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/shared_ptr_base.h (__shared_count(unique_ptr&&)):
+	Initialize a non-reference deleter from an rvalue, as per LWG
+	3548.
+	(__shared_ptr::_UniqCompatible): Add missing constraint.
+	* testsuite/20_util/shared_ptr/cons/lwg3548.cc: New test.
+	* testsuite/20_util/shared_ptr/cons/unique_ptr_deleter.cc: Check
+	constraints.
+
+2021-06-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-06-17  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/91488
+	* include/bits/basic_string.h (__cpp_lib_constexpr_string): Only
+	define C++20 value when std::is_constant_evaluated is available.
+	* include/bits/char_traits.h (__cpp_lib_constexpr_char_traits):
+	Likewise.
+	(__constant_string_p, __constant_array_p): Give external
+	linkage.
+	* include/std/version (__cpp_lib_constexpr_char_traits)
+	(__cpp_lib_constexpr_string): Only define C++20 values when
+	is_constant_evaluated is available.
+
 2021-06-14  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: