[gcc r11-6268] Daily bump.

[gcc r11-6268] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:b1a2242e24fe984711214b7546cb993cfe45ace8

commit r11-6268-gb1a2242e24fe984711214b7546cb993cfe45ace8
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Dec 19 00:16:31 2020 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 42 +++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/cp/ChangeLog        | 83 +++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/fortran/ChangeLog   | 45 +++++++++++++++++++++++++++
 gcc/testsuite/ChangeLog | 57 +++++++++++++++++++++++++++++++++
 libcc1/ChangeLog        |  7 +++++
 libgomp/ChangeLog       |  4 +++
 libstdc++-v3/ChangeLog  | 64 ++++++++++++++++++++++++++++++++++++++
 8 files changed, 303 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 71e8f52caa9..cb489a6523a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,45 @@
+2020-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* gimplify.c (struct gimplify_omp_ctx): Add has_depend member.
+	(gimplify_scan_omp_clauses): Set it to true if OMP_CLAUSE_DEPEND
+	appears on OMP_TASK.
+	(gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Force
+	GOVD_WRITTEN on shared variables if task construct has depend clause.
+
+2020-12-18  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>
+
+	PR target/98177
+	* tree-vect-loop.c (vect_create_epilog_for_reduction): Use
+	get_same_sized_vectype to obtain index type.
+	(vectorizable_reduction): Likewise.
+
+2020-12-18  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* langhooks-def.h (lhd_get_decl_init): New.
+	(lhd_finish_decl_inits): New.
+	(LANG_HOOKS_GET_DECL_INIT): New.
+	(LANG_HOOKS_OMP_FINISH_DECL_INITS): New.
+	(LANG_HOOKS_DECLS): Add LANG_HOOKS_GET_DECL_INIT and
+	LANG_HOOKS_OMP_FINISH_DECL_INITS.
+	* langhooks.c (lhd_omp_get_decl_init): New.
+	(lhd_omp_finish_decl_inits): New.
+	* langhooks.h (struct lang_hooks_for_decls): Add omp_get_decl_init
+	and omp_finish_decl_inits.
+	* omp-offload.c (omp_discover_declare_target_var_r): Use
+	get_decl_init langhook in place of DECL_INITIAL.  Call
+	omp_finish_decl_inits langhook at end of function.
+
+2020-12-18  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Use
+	aarch64_full_sve_mode and aarch64_vq_mode directly, instead of
+	going via aarch64_simd_container_mode.
+
+2020-12-18  Tamar Christina  <tamar.christina@arm.com>
+
+	* config/arm/iterators.md (rot): Add UNSPEC_VCMUL, UNSPEC_VCMUL90,
+	UNSPEC_VCMUL180, UNSPEC_VCMUL270.
+
 2020-12-17  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>
 
 	* config/arm/arm-cpus.in: Add Cortex-A78C core.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 901c533e314..1137155e7df 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20201218
+20201219
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 102f9f13e40..833b111ed07 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,86 @@
+2020-12-18  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* cp-lang.c (cxx_get_decl_init): New.
+	(cxx_omp_finish_decl_inits): New.
+	(LANG_HOOKS_GET_DECL_INIT): New.
+	(LANG_HOOKS_OMP_FINISH_DECL_INITS): New.
+	* cp-tree.h (dynamic_initializers): New.
+	* decl.c (dynamic_initializers): New.
+	* decl2.c (c_parse_final_cleanups): Add initializer entries
+	from vars to dynamic_initializers.
+
+2020-12-18  Nathan Sidwell  <nathan@acm.org>
+
+	* module.cc (O_CLOEXEC, O_BINARY): Add window's support.
+	(elf_in::defrost, module_state::do_import)
+	(finish_module_processing): Use O_BINARY.
+
+2020-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/98343
+	* cp-gimplify.c (source_location_table_entry_hash::pch_nx): Override
+	static member functions from ggc_remove.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* constraint.cc (satisfying_constraint): Move up definition
+	and give it bool type.
+	(failed_type_completion_count): Replace with ...
+	(failed_type_completions): ... this.
+	(note_failed_type_completion_for_satisfaction): Append the
+	supplied argument to failed_type_completions.
+	(some_type_complete_p): Define.
+	(sat_entry::maybe_unstable): Replace with ...
+	(sat_entry::ftc_begin, sat_entry::ftc_end): ... these.
+	(satisfaction_cache::ftc_count): Replace with ...
+	(satisfaction_cache::ftc_begin): ... this.
+	(satisfaction_cache::satisfaction_cache): Adjust accordingly.
+	(satisfaction_cache::get): Adjust accordingly, using
+	some_type_complete_p.
+	(satisfaction_cache::save): Adjust accordingly.
+	(satisfying_constraint_p): Remove unused function.
+	(satisfy_constraint): Set satisfying_constraint.
+	(satisfy_declaration_constraints): Likewise.
+	* decl.c (require_deduced_type): Call
+	note_failed_type_completion_for_satisfaction.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* constraint.cc (sat_entry::evaluating): New member.
+	(satisfaction_cache::get): If entry->evaluating, diagnose
+	self-recursive satisfaction.  Otherwise, set entry->evaluating
+	if we're not reusing a cached satisfaction result.
+	(satisfaction_cache::save): Clear entry->evaluating.
+	(satisfy_atom): Set up diagnosing_failed_constraint before the
+	first call to get().
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* constraint.cc (failed_type_completion_count): New.
+	(note_failed_type_completion_for_satisfaction): New.
+	(sat_entry::constr): Rename to ...
+	(sat_entry::atom): ... this.
+	(sat_entry::location): New member.
+	(sat_entry::maybe_unstable): New member.
+	(sat_entry::diagnose_instability): New member.
+	(struct sat_hasher): Adjust after the above renaming.
+	(get_satisfaction, save_satisfaction): Remove.
+	(satisfaction_cache): Rewrite completely.
+	(satisfy_atom): When instantiation of the parameter mapping
+	fails, set diagnose_instability.  Propagate location from
+	inst_cache.entry to cache.entry if the secondary lookup
+	succeeded.
+	(satisfy_declaration_constraints): When
+	failed_type_completion_count differs before and after
+	satisfaction, then don't cache the satisfaction result.
+	* cp-tree.h (note_failed_type_completion_for_satisfaction):
+	Declare.
+	* pt.c (tsubst) <case TYPENAME_TYPE>: Use
+	complete_type_or_maybe_complain instead of open-coding it.
+	* typeck.c (complete_type_or_maybe_complain): Call
+	note_failed_type_completion_for_satisfaction when type
+	completion fails.
+
 2020-12-17  Nathan Sidwell  <nathan@acm.org>
 
 	PR c++/98340
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index ef7aa4461ba..367502498cb 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,48 @@
+2020-12-18  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/83118
+	PR fortran/96012
+	* resolve.c (resolve_ordinary_assign): Generate a vtable if
+	necessary for scalar non-polymorphic rhs's to unlimited lhs's.
+	* trans-array.c (get_class_info_from_ss): New function.
+	(gfc_trans_allocate_array_storage): Defer obtaining class
+	element type until all sources of class exprs are tried. Use
+	class API rather than TREE_OPERAND. Look for class expressions
+	in ss->info by calling get_class_info_from_ss. After, obtain
+	the element size for class descriptors. Where the element type
+	is unknown, cast the data as character(len=size) to overcome
+	unlimited polymorphic problems.
+	(gfc_conv_ss_descriptor): Do not fix class variable refs.
+	(build_class_array_ref, structure_alloc_comps): Replace code
+	replicating the new function gfc_resize_class_size_with_len.
+	(gfc_alloc_allocatable_for_assignment): Obtain element size
+	for lhs in cases of deferred characters and class enitities.
+	Move code for the element size of rhs to start of block. Clean
+	up extraction of class parameters throughout this function.
+	After the shape check test whether or not the lhs and rhs
+	element sizes are the same. Use earlier evaluation of
+	'cond_null'. Reallocation of lhs only to happen if size changes
+	or element size changes.
+	* trans-expr.c (gfc_resize_class_size_with_len): New function.
+	(gfc_get_class_from_expr): If a constant expression is
+	encountered, return NULL_TREE;
+	(trans_scalar_class_assign): New function.
+	(gfc_conv_procedure_call): Ensure the vtable is present for
+	passing a non-class actual to an unlimited formal.
+	(trans_class_vptr_len_assignment): For expressions of type
+	BT_CLASS, extract the class expression if necessary. Use a
+	statement block outside the loop body. Ensure that 'rhs' is
+	of the correct type. Obtain rhs vptr in all circumstances.
+	(gfc_trans_scalar_assign): Call trans_scalar_class_assign to
+	make maximum use of the vptr copy in place of assignment.
+	(trans_class_assignment): Actually do reallocation if needed.
+	(gfc_trans_assignment_1): Simplify some of the logic with
+	'realloc_flag'. Set 'vptr_copy' for all array assignments to
+	unlimited polymorphic lhs.
+	* trans.c (gfc_build_array_ref): Call gfc_resize_class_size_
+	with_len to correct span for unlimited polymorphic decls.
+	* trans.h : Add prototype for gfc_resize_class_size_with_len.
+
 2020-12-17  Tobias Burnus  <tobias@codesourcery.com>
 
 	PR fortran/92587
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 934e5db954b..2c6a2f97ebd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,60 @@
+2020-12-18  Andrew MacLeod  <amacleod@redhat.com>
+
+	* gcc.dg/pr97750.c: Remove check for warning.
+
+2020-12-18  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* g++.dg/gomp/declare-target-3.C: Only check .offload_var_table
+	entries if offloading is enabled.
+
+2020-12-18  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>
+
+	PR target/98177
+	* g++.target/aarch64/sve/pr98177-1.C: New test.
+	* g++.target/aarch64/sve/pr98177-2.C: New test.
+	* gcc.target/aarch64/sve/pr98177-1.c: New test.
+	* gcc.target/aarch64/sve/pr98177-2.c: New test.
+
+2020-12-18  Kwok Cheung Yeung  <kcy@codesourcery.com>
+
+	* g++.dg/gomp/declare-target-3.C: New.
+
+2020-12-18  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/83118
+	PR fortran/96012
+	* gfortran.dg/dependency_60.f90: New test.
+	* gfortran.dg/class_allocate_25.f90: New test.
+	* gfortran.dg/class_assign_4.f90: New test.
+	* gfortran.dg/unlimited_polymorphic_32.f03: New test.
+
+2020-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/98343
+	* g++.dg/pch/pr98343.C: New test.
+	* g++.dg/pch/pr98343.Hs: New file.
+
+2020-12-18  Ian Lance Taylor  <iant@golang.org>
+
+	* go.test/go-test.exp (go-set-goos): New procedure.
+	(go-gc-match): New procedure.
+	(go-gc-tests): Call go-set-goos.  Use go-gc-match to handle +build
+	lines.  Look for +build lines beyond first line of file.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/96840
+	* g++.dg/cpp2a/concepts-pr88395.C: Adjust to expect the
+	self-recursive satisfaction to get directly diagnosed.
+	* g++.dg/cpp2a/concepts-recursive-sat2.C: Likewise.
+	* g++.dg/cpp2a/concepts-recursive-sat4.C: New test.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* g++.dg/cpp2a/concepts-complete1.C: New test.
+	* g++.dg/cpp2a/concepts-complete2.C: New test.
+	* g++.dg/cpp2a/concepts-complete3.C: New test.
+
 2020-12-17  Andrew MacLeod  <amacleod@redhat.com>
 
 	* gcc.dg/pr97750.c: New.
diff --git a/libcc1/ChangeLog b/libcc1/ChangeLog
index cb8197e203b..b94dce96abd 100644
--- a/libcc1/ChangeLog
+++ b/libcc1/ChangeLog
@@ -1,3 +1,10 @@
+2020-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/98380
+	* configure.ac: Set darwin_dynamic_lookup=no instead to empty
+	string.
+	* configure: Regenerated.
+
 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 
 	PR target/97865
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 326011fc11c..b849ffdd894 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,7 @@
+2020-12-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* testsuite/libgomp.c/task-6.c: New test.
+
 2020-12-09  Andrew Stubbs  <ams@codesourcery.com>
 
 	* plugin/plugin-gcn.c: Include hsa_ext_amd.h.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 467daa69052..7933ccd7aac 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,67 @@
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/98377
+	* src/c++17/floating_to_chars.cc (__floating_to_chars_precision):
+	Fix mistake.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/98370
+	* src/c++17/floating_to_chars.cc (__floating_to_chars_shortest):
+	Provide explicit template arguments to the call to std::max.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/98374
+	* src/c++17/floating_to_chars.cc: Guard include of <langinfo.h>
+	with __has_include.
+	(__floating_to_chars_precision) [!defined(RADIXCHAR)]: Don't
+	attempt to obtain the radix character of the current locale,
+	just assume it's '.'.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* src/c++17/floating_from_chars.cc (from_chars_impl)
+	[!defined(FE_TONEAREST)]: Don't adjust the rounding mode.
+	* src/c++17/floating_to_chars.cc (__floating_to_chars_precision):
+	Likewise.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* testsuite/20_util/to_chars/double.cc: New test, consisting of
+	testcases imported from the MSVC STL testsuite.
+	* testsuite/20_util/to_chars/float.cc: Likewise.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* config/abi/pre/gnu.ver: Add new exports.
+	* include/std/charconv (to_chars): Declare the floating-point
+	overloads for float, double and long double.
+	* src/c++17/Makefile.am (sources): Add floating_to_chars.cc.
+	* src/c++17/Makefile.in: Regenerate.
+	* src/c++17/floating_to_chars.cc: New file.
+	(to_chars): Define for float, double and long double.
+	* testsuite/20_util/to_chars/long_double.cc: New test.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* src/c++17/ryu/common.h, src/c++17/ryu/d2fixed.c,
+	src/c++17/ryu/d2fixed_full_table.h, src/c++17/ryu/d2s.c,
+	src/c++17/ryu/d2s_intrinsics.h, src/c++17/ryu/f2s.c,
+	src/c++17/ryu/f2s_intrinsics.h, src/c++17/ryu/generic_128.c:
+	Apply local modifications.
+
+2020-12-18  Patrick Palka  <ppalka@redhat.com>
+
+	* src/c++17/ryu/MERGE: New file.
+	* src/c++17/ryu/common.h, src/c++17/ryu/d2fixed.c,
+	src/c++17/ryu/d2fixed_full_table.h, src/c++17/ryu/d2s.c,
+	src/c++17/ryu/d2s_full_table.h, src/c++17/ryu/d2s_intrinsics.h,
+	src/c++17/ryu/digit_table.h, src/c++17/ryu/f2s.c,
+	src/c++17/ryu/f2s_intrinsics.h, src/c++17/ryu/generic_128.c,
+	src/c++17/ryu/generic_128.h, src/c++17/ryu/ryu_generic_128.h:
+	Import these files from the Ryu library.
+
 2020-12-17  Jonathan Wakely  <jwakely@redhat.com>
 
 	* config/os/djgpp/error_constants.h: Test POSIX errno macros