* include/std/functional (__invoke_impl): New overloads.
	(__invoke): Replace with a single function calling __invoke_impl.
	(invoke): Add C++17 std::invoke.
	(reference_wrapper::operator()): Qualify call to __invoke.
	(_Mem_fn_traits_base, _Mem_fn_traits): Remove unused typedefs.
	(_Mem_fn_base): Remove unused typedefs and implement call operator in
	terms of __invoke.
	* include/std/future (__future_base::_Async_state_commonV2): Do not
	pass reference_wrapper as object argument to call_once.
	* include/std/type_traits (result_of): Define nested __invoke_type.
	Handle reference_wrapper as per LWG 2219.
	* testsuite/20_util/bind/ref_neg.cc: Adjust dg-error directives.
	* testsuite/20_util/function_objects/mem_fn/55463.cc: Remove tests
	using member functions of reference_wrapper.

From-SVN: r229290

	* include/std/future (async): Use deferred function on exception.
	* testsuite/30_threads/async/except.cc: New.

From-SVN: r229289

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68055
	* decl.c (gfc_match_decl_type_spec): Check for valid kind in old-style
	declarations.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/68055
	* gfortran.dg/pr68055.f90: New case.

From-SVN: r229288

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67805
	* array.c (gfc_match_array_constructor): Check for error from type
	spec matching.
	* decl.c (char_len_param_value): Check for valid of charlen parameter.
	Reap dead code dating to 2008.
	match.c (gfc_match_type_spec): Special case the keyword use in REAL.

2015-10-24  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/67805
	* gfortran.dg/pr67805.f90: New testcase.
	* gfortran.dg/array_constructor_26.f03: Update testcase.
	* gfortran.dg/array_constructor_27.f03: Ditto.
	* gfortran.dg/char_type_len_2.f90: Ditto.
	* gfortran.dg/pr67802.f90: Ditto.
	* gfortran.dg/used_before_typed_3.f90: Ditto.

From-SVN: r229287

	* gcc-interface/utils2.c (build_binary_op): Tweak formatting.
	(build_unary_op): Likewise.

From-SVN: r229284

	DR 1518
	DR 1630
	PR c++/54835
	PR c++/60417
	* call.c (convert_like_real): Value-initialization can't use
	explicit constructors in C++11 and up.

From-SVN: r229283

From-SVN: r229282

	PR ipa/pr67600
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::get_dynamic_type): Do not confuse
	instance offset with offset of outer type.
	* g++.dg/torture/pr67600.C: New testcase.

From-SVN: r229279

From-SVN: r229278

This patch fixes a compile-time regression that was originally introduced by the fix for PR64111, in GCC 4.9.3.

This patch fixes a compile-time regression that was originally
introduced by the fix for PR64111, in GCC 4.9.3.
gcc/ChangeLog:

2015-10-23  Caroline Tice  <cmtice@google.com>

        (from Richard Biener)
        * tree.c (int_cst_hasher::hash):  Replace XOR with more efficient
        call to iterative_hash_host_wide_int.

From-SVN: r229277

        * config.gcc (powerpc-ibm-aix[6789]) [default_use_cxa_atexit]:
        Define as yes.

From-SVN: r229276

gcc/

	* tree-vect-generic.c (expand_vector_operations_1): Check
	optab exists before use it.

gcc/testsuite/

	* g++.dg/pr68062.C: New test.

From-SVN: r229275

gcc/

	* tree-vect-generic.c (expand_vector_condition): Avoid
	uninitialized variable warning.

From-SVN: r229274

2015-10-05  Mikhail Maltsev  <maltsevm@gmail.com>

	* trans-common.c (create_common): Adjust to use flag_checking.
	* trans.c (gfc_add_modify_loc): Use gcc_checking_assert.

From-SVN: r229273

[PATCH] Call flush_ssaname_freelist more often
       * passes.c (execute_function_todo): Do not call flush_ssaname_freelist
        here.  Instead...
        (execute_todo): Call it here.
        * tree-ssanames.c (make_ssa_name_fn): Unconditionally gather reuse
        statistics
        (pass_release_ssa_names::execute): Do not call flusH_ssaname_freelist.

From-SVN: r229272

re PR c++/67813 ([C++14] copy-initialization of object with pointer member fails in constexpr function)

	PR c++/67813
	* constexpr.c (cxx_eval_store_expression): Always use *valp if
	set.

From-SVN: r229270

	* config.gcc (enable_secureplt): Add *-linux*-musl*.


Co-Authored-By: Szabolcs Nagy <szabolcs.nagy@arm.com>

From-SVN: r229268

	PR tree-optimization/67830
	* match.pd ((bit_and (plus/minus (convert @0) (convert @1)) mask)):
	Explicitly verify the mask has no bits outside the type of
	the innermost operands.

	PR tree-optimization/67830
	* gcc.dg/pr67830.c: New test.

From-SVN: r229267

gcc/
	* config/rs6000/linux64.h (MUSL_DYNAMIC_LINKER32): Define.
	(MUSL_DYNAMIC_LINKER64): Define.
	(GNU_USER_DYNAMIC_LINKER32): Update.
	(GNU_USER_DYNAMIC_LINKER64): Update.
	(CHOOSE_DYNAMIC_LINKER): Update.

	* config/rs6000/sysv4.h (GNU_USER_DYNAMIC_LINKER): Update.
	(MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER_E,)
	(INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
	(INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
	(INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
	(CHOOSE_DYNAMIC_LINKER): Update.
	(INCLUDE_DEFAULTS): Redefine.

	* config/rs6000/sysv4le.h (MUSL_DYNAMIC_LINKER_E): Define.


Co-Authored-By: Szabolcs Nagy <szabolcs.nagy@arm.com>

From-SVN: r229266

	* fold-const.c (operand_equal_p): Do not compare TYPE_MODE when
	comparing addresses.

From-SVN: r229265

	* fold-const.c (operand_equal_p): Handle matching of vector
	constructors.
	* gcc.dg/tree-ssa/operand-equal-2.c: New testcase.

From-SVN: r229264

From-SVN: r229263

2015-10-23  Steve Ellcey  <sellcey@imgtec.com>

	* MAINTAINERS: Update email address.

From-SVN: r229262

From-SVN: r229261

2015-10-23  Steve Ellcey  <sellcey@imgtec.com>
	    Andrew Pinski  <apinski@cavium.com>

	PR rtl-optimization/67736
	* gcc.dg/torture/pr67736.c: New test.
	* gcc.dg/combine-subregs.c: New test.

Co-Authored-By: Andrew Pinski <apinski@cavium.com>

From-SVN: r229260

2015-10-23  Steve Ellcey  <sellcey@imgtec.com>
	    Andrew Pinski  <apinski@cavium.com>

	PR rtl-optimization/67736
	* combine.c (simplify_comparison): Use gen_lowpart_or_truncate instead
	of gen_lowpart.

Co-Authored-By: Andrew Pinski <apinski@cavium.com>

From-SVN: r229259

gcc/

	PR middle-end/68066
	* tree.c (build_truth_vector_type): Support BLK mode
	returned for boolean vector.

From-SVN: r229256

2015-10-23  Arnaud Charlet  <charlet@adacore.com>
        
	* gnat_rm.texi, gnat_ugn.texi: Regenerate.
	* doc/share/ada_pygments.py, doc/gnat_ugn/gnat_project_manager.rst,
	doc/gnat_ugn/building_executable_programs_with_gnat.rst,
	doc/gnat_ugn/gnat_and_program_execution.rst,
	doc/gnat_rm/implementation_defined_attributes.rst,
	doc/gnat_rm/standard_and_implementation_defined_restrictions.rst,
	doc/gnat_rm/representation_clauses_and_pragmas.rst,
	doc/gnat_rm/implementation_defined_pragmas.rst,
	doc/gnat_rm/about_this_guide.rst,
	doc/gnat_rm/implementation_of_ada_2012_features.rst,
	doc/gnat_rm/implementation_of_specific_ada_features.rst,
	doc/gnat_rm/implementation_defined_aspects.rst,
	doc/gnat_rm/implementation_advice.rst: Update documentation.

From-SVN: r229254

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* contracts.ads, contracts.adb: New unit.
	* exp_ch6.adb Add with and use clauses for Contracts.
	(Expand_Subprogram_Contract): Moved to Contracts.
	* exp_ch6.ads (Expand_Subprogram_Contract): Moved to Contracts.
	* sem_ch3.adb Add with and use clauses for Contracts.
	(Analyze_Object_Contract): Moved to Contracts.
	(Analyze_Declarations): Remove local variable Pack_Decl. Do not
	capture global references in contracts. Check the hidden states
	of a package body.
	* sem_ch6.adb Add with and use clauses in Contracts.
	(Analyze_Generic_Subprogram_Body): Do not capture global
	references in contracts.
	(Analyze_Subprogram_Body_Contract):
	Moved to Contracts.
	(Analyze_Subprogram_Body_Helper): Freeze the
	contract of the nearest enclosing package body. Always analyze
	the subprogram body contract. Do not expand the subprogram
	body contract.
	(Analyze_Subprogram_Contract): Moved to Contracts.
	* sem_ch6.ads (Analyze_Subprogram_Body_Contract): Moved to Contracts.
	(Analyze_Subprogram_Contract): Moved to Contracts.
	* sem_ch7.adb Add with and use clauses for Contracts.
	(Analyze_Package_Body_Contract): Moved to Contracts.
	(Analyze_Package_Body_Helper): Freeze the contract of the
	nearest enclosing package body.
	(Analyze_Package_Contract): Moved to Contracts.
	* sem_ch7.ads (Analyze_Package_Body_Contract): Moved to Contracts.
	(Analyze_Package_Contract): Moved to Contracts.
	* sem_ch10.adb Add with and use clauses for Contracts.
	(Analyze_Compilation_Unit): Do not capture global references
	in contracts.
	(Analyze_Subprogram_Body_Stub_Contract): Moved to Contracts.
	* sem_ch10.ads (Analyze_Subprogram_Body_Stub_Contract): Moved
	to Contracts.
	* sem_ch12.adb Add with and use clauses for Contracts.
	(Analyze_Subprogram_Instantiation): Update the call to
	Instantiate_Subprogram_Contract.
	(Instantiate_Package_Body):
	Do not copy the entity of the spec when creating an entity
	for the body. Construct a brand new defining identifier for
	the body and inherit the Comes_From_Source flag from the spec.
	(Instantiate_Subprogram_Body): Remove Anon_Id to Act_Decl_Id
	and update all occurrences. Construct a brand new defining
	identifier for the body and inherit the Comes_From_Source
	flag from the spec.
	(Instantiate_Subprogram_Contract): Moved
	to Contracts.
	(Save_Global_References_In_Aspects): Moved to
	the spec of Sem_Ch12.
	(Save_Global_References_In_Contract):
	Moved to Contracts.
	* sem_ch12.ads (Save_Global_References_In_Aspects): Moved from
	the body of Sem_Ch12.
	(Save_Global_References_In_Contract):
	Moved to Contracts.
	* sem_prag.adb Add with and use clauses for Contracts.
	(Add_Item): Removed. All references to this routine have been
	replaced with calls to Append_New_Elmt.
	(Analyze_Constituent):
	Add special diagnostics for errors caused by freezing of
	contracts.
	(Analyze_Refined_State_In_Decl_Part): Add formal
	parameter Freeze_Id. Add new global variable Freeze_Posted.
	(Collect_Body_States): Removed.
	(Report_Unused_States): Removed.
	* sem_prag.ads (Analyze_Defined_State_In_Decl_Part): Add formal
	parameter Freeze_Id and update comment on usage.
	* sem_util.adb Remove with and use clauses for
	Sem_Ch12.
	(Add_Contract_Item): Moved to Contracts.
	(Check_Unused_Body_States): New routine.
	(Collect_Body_States):
	New routine.
	(Create_Generic_Contract): Moved to Contracts.
	(Inherit_Subprogram_Contract): Moved to Contracts.
	(Report_Unused_Body_States): New routine.
	* sem_util.ads (Add_Contract_Item): Moved to Contracts.
	(Check_Unused_Body_States): New routine.
	(Collect_Body_States): New routine.
	(Create_Generic_Contract): Moved to Contracts.
	(Inherit_Subprogram_Contract): Moved to Contracts.
	(Report_Unused_Body_States): New routine.
	* sinfo.adb (Is_Expanded_Contract): New routine.
	(Set_Is_Expanded_Contract): New routine.
	* sinfo.ads New attribute Is_Expanded_Contract along with
	placement in nodes.
	(Is_Expanded_Contract): New routine along
	with pragma Inline.
	(Set_Is_Expanded_Contract): New routine
	along with pragma Inline.
	* gcc-interface/Make-lang.in: Add entry for contracts.o

2015-10-23  Bob Duff  <duff@adacore.com>

	* bindgen.adb, init.c, opt.ads, switch-b.adb: Implement new -Ea and
	-Es switches.
	* switch-b.ads: Minor comment fix.
	* bindusg.adb: Document new -Ea and -Es switches.
	* s-exctra.ads: Use -Es instead of -E.

From-SVN: r229253

2015-10-23  Tristan Gingold  <gingold@adacore.com>

	* gcc-interface/utils2.c (build_call_alloc_dealloc): Check no implicit
	task and protected object restrictions.

From-SVN: r229252

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch12.adb, exp_ch6.adb: Minor reformatting.

From-SVN: r229251

2015-10-23  Gary Dismukes  <dismukes@adacore.com>

	* exp_ch6.adb: Minor reformatting.

2015-10-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Check_Formal_Packages): A formal package whose
	actual part is (others => <>) os identical to a formal package
	with an actual part written as (<>).

2015-10-23  Arnaud Charlet  <charlet@adacore.com>

	* a-reatim.adb ("/"): For Time_Span division convert the operands
	to integers and then use integer division, which conforms to
	the rounding required by Ada RM.

From-SVN: r229250

sem_ch6.adb (Check_Missing_Return): Do not report a missing return statement on a function body constructed to...

2015-10-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Check_Missing_Return): Do not report a missing
	return statement on a function body constructed to complete a
	package body for a premature instantiation.

2015-10-23  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Build_Procedure_Body_Form): Replace body of
	original function with that of generated procedure, to simplify
	processing and avoid scoping problems with local declarations.
	(Rewrite_Function_Call_For_C): Handle properly the case of a
	parameterless function.

From-SVN: r229249

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-exextr.adb, sem_ch6.adb, sem_ch13.adb: Minor reformatting.

From-SVN: r229248

2015-10-23  Arnaud Charlet  <charlet@adacore.com>

	* s-taskin.ads: Minor code clean up.
	(Ada_Task_Control_Block): Move fixed size field before variable sized
	ones.
	* einfo.ads: Minor editing.

2015-10-23  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Check_Aggregate_Accessibility): Apply rule in RM
	6.5 (8.3) to verify that access discriminants in an aggregate
	in a return statement have the proper accessibility, i.e. do
	not lead to dangling references.

2015-10-23  Eric Botcazou  <ebotcazou@adacore.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Add missing
	test on Address_Clause_Overlay_Warnings to the "constant overlays
	variable" warning. For the reverse case, also issue a warning if
	the modification is potentially made through the initialization
	of the variable.

2015-10-23  Jose Ruiz  <ruiz@adacore.com>

	* a-exetim-posix.adb (Clock): Use the pthread_getcpuclockid
	function to have access to CPU clocks for tasks other than the
	calling task.

From-SVN: r229247

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* debug.adb: Switch -gnatd.5 is no longer in use, remove the
	associated documentation.
	* exp_dbug.adb (Get_External_Name): Do not add a special prefix
	for ignored Ghost entities or when switch -gnatd.5 is enabled.
	* exp_dbug.ads Remove the documentation concerning the encoding
	of ignored Ghost entities.

2015-10-23  Bob Duff  <duff@adacore.com>

	* a-exextr.adb (Notify_Exception): For Unhandled_Raise_In_Main,
	mimic the output from Ada.Exceptions.Last_Chance_Handler; don't
	print "Exception raised".
	* s-stalib.ads, s-exctra.ads, s-exctra.adb: Add
	Unhandled_Raise_In_Main to types Exception_Trace_Kind/Trace_Kind.

From-SVN: r229246

2015-10-23  Alan Hayward <alan.hayward@arm.com>

gcc/
	PR tree-optimization/65947
	* tree-vect-loop.c
	(vect_is_simple_reduction_1): Find condition reductions.
	(vect_model_reduction_cost): Add condition reduction costs.
	(get_initial_def_for_reduction): Add condition reduction initial var.
	(vect_create_epilog_for_reduction): Add condition reduction epilog.
	(vectorizable_reduction): Condition reduction support.
	* tree-vect-stmts.c (vectorizable_condition): Add vect reduction arg
	* doc/sourcebuild.texi (Vector-specific attributes): Document
	vect_max_reduc

gcc/testsuite
	PR tree-optimization/65947
	* lib/target-supports.exp
	(check_effective_target_vect_max_reduc): Add.
	* gcc.dg/vect/pr65947-1.c: New test.
	* gcc.dg/vect/pr65947-2.c: New test.
	* gcc.dg/vect/pr65947-3.c: New test.
	* gcc.dg/vect/pr65947-4.c: New test.
	* gcc.dg/vect/pr65947-5.c: New test.
	* gcc.dg/vect/pr65947-6.c: New test.
	* gcc.dg/vect/pr65947-7.c: New test.
	* gcc.dg/vect/pr65947-8.c: New test.
	* gcc.dg/vect/pr65947-9.c: New test.
	* gcc.dg/vect/pr65947-10.c: New test.
	* gcc.dg/vect/pr65947-11.c: New test.

From-SVN: r229245

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_attr.adb, freeze.adb, sem_attr.adb, exp_aggr.adb,
	gnatname.adb: Minor reformatting.

From-SVN: r229244

2015-10-23  Steve Baird  <baird@adacore.com>

	* a-cbdlli.ads, a-cbhama.ads, a-cbhase.ads, a-cbmutr.ads,
	a-cborma.ads, a-cborse.ads, a-cbprqu.ads, a-cbsyqu.ads,
	a-cdlili.ads, a-cfdlli.ads, a-cfhama.ads, a-cfhase.ads,
	a-cfinve.ads, a-cforma.ads, a-cforse.ads, a-cidlli.ads,
	a-cihama.ads, a-cihase.ads, a-cimutr.ads, a-ciorma.ads,
	a-ciormu.ads, a-ciorse.ads, a-coboho.ads, a-cobove.ads,
	a-cofove.ads, a-cohama.ads, a-cohase.ads, a-coinho.ads,
	a-coinho-shared.ads, a-coinve.ads, a-comutr.ads, a-conhel.ads,
	a-convec.ads, a-coorma.ads, a-coormu.ads, a-coorse.ads,
	a-cuprqu.ads, a-cusyqu.ads, a-rbtgbo.ads: Add spec Annotate
	pragmas.
	* a-cbdlli.adb, a-cbhama.adb, a-cbhase.adb, a-cbmutr.adb,
	a-cborma.adb, a-cborse.adb, a-cbprqu.adb, a-cbsyqu.adb,
	a-cdlili.adb, a-cfdlli.adb, a-cfhama.adb, a-cfhase.adb,
	a-cfinve.adb, a-cforma.adb, a-cforse.adb, a-cidlli.adb,
	a-cihama.adb, a-cihase.adb, a-cimutr.adb, a-ciorma.adb,
	a-ciormu.adb, a-ciorse.adb, a-coboho.adb, a-cobove.adb,
	a-cofove.adb, a-cohama.adb, a-cohase.adb, a-coinho.adb,
	a-coinho-shared.adb, a-coinve.adb, a-comutr.adb, a-conhel.adb,
	a-convec.adb, a-coorma.adb, a-coormu.adb, a-coorse.adb,
	a-cuprqu.adb, a-cusyqu.adb, a-rbtgbo.adb: Remove body Annotate
	pragmas.

2015-10-23  Vincent Celier  <celier@adacore.com>

	* gnatname.adb: When gnatname is invoked with a project file,
	specified with switch -P, if gprname is available, gnatname will
	invoke gprname, with the target if it is a cross gnatname.

2015-10-23  Arnaud Charlet  <charlet@adacore.com>

	* exp_ch4.adb: Fix typo.
	* exp_ch6.adb: Update comment.
	* exp_attr.adb (Expand_Min_Max_Attribute): Simplify expansion.
	* exp_aggr.adb (Convert_To_Positional): Only convert to
	positional when generating C in case of an object declaration.
	(In_Object_Declaration): New.
	(Late_Expansion): Adapt to trees generated by Modify_Tree_For_C.
	* sinfo.ads: Update documentation.

2015-10-23  Joel Brobecker  <brobecker@adacore.com brobecker>

	* sigtramp.h (struct sigcontext, struct ucontext): Remove declarations,
	and replace them by include of corresponding header file.

From-SVN: r229243

2015-10-23  Bob Duff  <duff@adacore.com>

	* a-convec.adb (Copy): Make sure C is initialized
	on all paths, including when Checks is False.

2015-10-23  Eric Botcazou  <ebotcazou@adacore.com>

	* sem_ch13.adb (Analyze_Attribute_Definition_Clause): Remove
	error as unreachable.

From-SVN: r229242