2016-07-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.target/powerpc/divkc3-1.c: Require p8vector support.
	* gcc.target/powerpc/mulkc3-1.c: Likewise.

From-SVN: r238398

	* call.c (convert_like_real): Mask complain.
	* semantics.c (perform_koenig_lookup): Likewise.

From-SVN: r238397

libstdc++-v3:

	PR c++/58796
	* libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Make
	nullptr match handlers of pointer type.

gcc/testsuite:

	PR c++/58796
	* g++.dg/cpp0x/nullptr21.C: Remove void* handlers.
	* g++.dg/cpp0x/nullptr35.C: New test.

From-SVN: r238396

	* constexpr.c (cxx_eval_call_expression): Fail quietly when cgraph
	threw away DECL_SAVED_TREE.

From-SVN: r238395

	* call.c (add_template_conv_candidate): Disable if there are
	viable candidates.

From-SVN: r238394

	* typeck2.c (cxx_incomplete_type_diagnostic): Handle DECLTYPE_TYPE.

From-SVN: r238393

	* pt.c (tsubst_attributes): Fix loop logic.

From-SVN: r238392

	PR c++/54430
	* parser.c (cp_parser_range_for): Modify IDENTIFIER_BINDING directly.
	(cp_parser_simple_declaration): Diagnose type definition in
	for-range-declaration.

From-SVN: r238391

	* operators.def: Add *_FOLD_EXPR.
	* cp-tree.h (FOLD_EXPR_P): Parenthesize.
	* mangle.c (write_expression): Handle fold-expressions.
	* pt.c (tsubst_unary_left_fold, tsubst_binary_left_fold)
	(tsubst_unary_right_fold, tsubst_binary_right_fold): Handle
	partial instantiation.

From-SVN: r238390

gcc/cp/
	* mangle.c (write_expression): Handle sizeof... an argument pack.
libiberty/
	* cp-demangle.c (cplus_demangle_operators): Add sP and sZ.
	(d_print_comp_inner): Handle them.
	(d_template_args_1): Split out from d_template_args.
	(d_args_length): New.

From-SVN: r238389

	* c-opts.c (c_common_post_options): Update -fabi-version default to 11.

From-SVN: r238388

	* pt.c (push_tinst_level_loc): Set at_eof before fatal_error.

From-SVN: r238387

	* init.c (constant_value_1): Don't instantiated DECL_INITIAL of
	artificial variables.

From-SVN: r238386

2016-07-15  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Implement C++17 P0025 clamp.
	* include/bits/algorithmfwd.h: Declare clamp overloads.
	* include/bits/stl_algo.h: Implement clamp.  Feature __cpp_lib_clamp.
	* testsuite/25_algorithms/clamp/1.cc: New test.
	* testsuite/25_algorithms/clamp/2.cc: New test.
	* testsuite/25_algorithms/clamp/constexpr.cc: New test.
	* testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
	1.cc: New test.
	* testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
	pod.cc: New test.

From-SVN: r238383

From-SVN: r238382

	* config/avr/predicates.md (const_m255_to_m1_operand): New.
	* config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
	* config/avr/avr.md (add<mode>3) <ALL1>: Make "r,0,r" more
	expensive.
	(*cmphi.zero-extend.0, *cmphi.zero-extend.1)
	(*usum_widenqihi3, *udiff_widenqihi3)
	(*addhi3_zero_extend.const): New combiner insns.
	(andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
	just 1 bit is affected.
	* config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
	(avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.

From-SVN: r238381

From-SVN: r238378

	gcc/testsuite
	* gcc.dg/tree-ssa/scev-8.c: Update test string.

From-SVN: r238377

	gcc/c/
	* c-parser.c (c_parser_oacc_declare): Don't scan for
	GOMP_MAP_POINTER.
	* c-typeck.c (handle_omp_array_sections): Mark data clauses with
	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
	zero-length subarrays.

	gcc/cp/
	* parser.c (cp_parser_oacc_declare): Don't scan for
	GOMP_MAP_POINTER.
	* semantics.c (handle_omp_array_sections): Mark data clauses with
	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
	zero-length subarrays.

	gcc/
	* omp-low.c (lower_omp_target): Mark data clauses with
	GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
	zero-length subarrays.

	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/zero_length_subarrays.c: New
	test.

From-SVN: r238376

	gcc/fortran/
	* openmp.c (gfc_match_omp_clauses): Scan for clause vector_length
	before vector.

	gcc/testsuite/
	* gfortran.dg/goacc/vector_length.f90: New test.

From-SVN: r238375

re PR tree-optimization/71881 (ICE on valid code at -O3 with -g enabled on x86_64-linux-gnu: cannot update SSA form)

2016-07-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71881
	* tree-loop-distribution.c (destroy_loop): Remove blocks in
	reverse DOM order to make debug temp generation happy.

	* gcc.dg/torture/pr71881.c: New testcase.

From-SVN: r238374

re PR tree-optimization/71887 (wrong code (SIGFPE) at -O1 and above on x86_64-linux-gnu (in both 32-bit and 64-bit modes))

2016-07-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71887
	* tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
	verify it is not zero for division / modulo handling.
	(value_replacement): Adjust.

	* gcc.dg/torture/pr71887.c: New testcase.

From-SVN: r238373

gcc/ChangeLog:

2016-07-15  Virendra Pathak  <virendra.pathak@broadcom.com>
	    Julian Brown  <julian@codesourcery.com>

	* config/aarch64/aarch64-cores.def: Update vulcan COSTS.
	* config/aarch64/aarch64-cost-tables.h
	(vulcan_extra_costs): New variable.
	* config/aarch64/aarch64.c
	(vulcan_addrcost_table): Likewise.
	(vulcan_regmove_cost): Likewise.
	(vulcan_vector_cost): Likewise.
	(vulcan_branch_cost): Likewise.
	(vulcan_tunings): Likewise.


Co-Authored-By: Julian Brown <julian@codesourcery.com>

From-SVN: r238372

* cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
(output_in_order): Loop over undefined variables too.  Output them
via assemble_undefined_decl.  Skip variables that correspond to hard
registers or have value-exprs.
* varpool.c (symbol_table::output_variables): Handle undefined
variables together with defined ones.

From-SVN: r238371

2016-07-15  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (get_representative_for): Make sure to return
	the value number of SSA names.
	(phi_translate_1): get_representative_for cannot return NULL.
	(do_pre_regular_insertion): Remove redundant call to
	fully_constant_expression.
	(do_pre_partial_partial_insertion): Likewise.

From-SVN: r238370

	PR c/71858
	* c-common.h (enum lookup_name_fuzzy_kind): Add
	FUZZY_LOOKUP_FUNCTION_NAME.

	* c-decl.c (implicit_decl_warning): Use FUZZY_LOOKUP_FUNCTION_NAME
	instead of FUZZY_LOOKUP_NAME.
	(lookup_name_fuzzy): For FUZZY_LOOKUP_FUNCTION_NAME consider
	FUNCTION_DECLs, {VAR,PARM}_DECLs function pointers and macros.

	* gcc.dg/spellcheck-identifiers-3.c: New test.

From-SVN: r238369

gcc/fortran/ChangeLog:

2016-07-15  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/71807
	* trans-expr.c (gfc_trans_subcomponent_assign): Special casing
	when allocatable component is set to null() in initializer.

gcc/testsuite/ChangeLog:

2016-07-15  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/71807
	* gfortran.dg/null_9.f90: New test.

From-SVN: r238368

	* tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
	(derive_simple_iv_with_niters): New function.
	(simple_iv): Rewrite using simple_iv_with_niters.
	* tree-scalar-evolution.h (simple_iv_with_niters): New decl.
	* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
	function.
	(number_of_iterations_exit): Rewrite using above function.
	* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
	Decl.

	gcc/testsuite
	* gcc.dg/tree-ssa/loop-41.c: New test.

From-SVN: r238367

	gcc/testsuite
	PR tree-optimization/71347
	* gcc.dg/tree-ssa/pr71347.c: XFAIL on ia64, arm, m68k and sparc.

From-SVN: r238366

reject assignment from a non-copyable lvalue.

From-SVN: r238365

2016-07-15  Richard Biener  <rguenther@suse.de>

	* config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
	vec_construct cost.

From-SVN: r238364

From-SVN: r238362

2016-07-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/29819
	* parse.c (parse_contained): Use proper locus.
 

2016-07-14  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/29819
	* gfortran.dg/bind_c_usage_9.f03: Move dg-error.
	* gfortran.dg/contains.f90: Ditto.
	* gfortran.dg/contains_empty_1.f03: Ditto.
	* gfortran.dg/submodule_3.f08: Ditto.

From-SVN: r238354

	PR testsuite/71865
	* gcc.dg/diagnostic-token-ranges.c: Add -std=c11 to dg-options.
	(wide_string_literal_in_asm): Use __asm instead of asm, adjust
	expected diagnostics.

From-SVN: r238353

	PR c/71858
	* c-decl.c (lookup_name_fuzzy): Ignore binding->invisible.

	* gcc.dg/spellcheck-identifiers.c (snprintf): Declare.
	* gcc.dg/spellcheck-identifiers-2.c: New test.
	* gcc.dg/diagnostic-token-ranges.c (nanl): Declare.
	* c-c++-common/attributes-1.c: Adjust dg-prune-output.

From-SVN: r238352

re PR tree-optimization/71872 (ICE in inchash::add_expr, at tree.c:7782 - OEP_ADDRESS_OF asserted for ADDR_EXPR applied to constant)

	PR tree-optimization/71872
	* tree-data-ref.c (get_references_in_stmt): Ignore references
	with is_gimple_constant get_base_address.

	* gcc.c-torture/compile/pr71872.c: New test.

From-SVN: r238351

2016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
    (TARGET_HAVE_LDACQD): New macro.
    * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
    than TARGET_HAVE_LDACQ.
    (arm_load_acquire_exclusivedi): Likewise.
    (arm_store_release_exclusivedi): Likewise.

    libgcc/
    * gcc.target/arm/atomic-comp-swap-release-acquire.c: Rename into ...
    * gcc.target/arm/atomic-comp-swap-release-acquire-1.c: This.
    * gcc.target/arm/atomic-op-acq_rel.c: Rename into ...
    * gcc.target/arm/atomic-op-acq_rel-1.c: This.
    * gcc.target/arm/atomic-op-acquire.c: Rename into ...
    * gcc.target/arm/atomic-op-acquire-1.c: This.
    * gcc.target/arm/atomic-op-char.c: Rename into ...
    * gcc.target/arm/atomic-op-char-1.c: This.
    * gcc.target/arm/atomic-op-consume.c: Rename into ...
    * gcc.target/arm/atomic-op-consume-1.c: This.
    * gcc.target/arm/atomic-op-int.c: Rename into ...
    * gcc.target/arm/atomic-op-int-1.c: This.
    * gcc.target/arm/atomic-op-relaxed.c: Rename into ...
    * gcc.target/arm/atomic-op-relaxed-1.c: This.
    * gcc.target/arm/atomic-op-release.c: Rename into ...
    * gcc.target/arm/atomic-op-release-1.c: This.
    * gcc.target/arm/atomic-op-seq_cst.c: Rename into ...
    * gcc.target/arm/atomic-op-seq_cst-1.c: This.
    * gcc.target/arm/atomic-op-short.c: Rename into ...
    * gcc.target/arm/atomic-op-short-1.c: This.
    * gcc.target/arm/atomic-comp-swap-release-acquire-2.c: New test.
    * gcc.target/arm/atomic-op-acq_rel-2.c: Likewise.
    * gcc.target/arm/atomic-op-acquire-2.c: Likewise.
    * gcc.target/arm/atomic-op-char-2.c: Likewise.
    * gcc.target/arm/atomic-op-consume-2.c: Likewise.
    * gcc.target/arm/atomic-op-int-2.c: Likewise.
    * gcc.target/arm/atomic-op-relaxed-2.c: Likewise.
    * gcc.target/arm/atomic-op-release-2.c: Likewise.
    * gcc.target/arm/atomic-op-seq_cst-2.c: Likewise.
    * gcc.target/arm/atomic-op-short-2.c: Likewise.

From-SVN: r238348

gcc/testsuite/ChangeLog:

2016-07-14  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70842
	* gfortran.dg/select_type_35.f03: New test.

gcc/fortran/ChangeLog:

2016-07-14  Andre Vehreschild  <vehre@gcc.gnu.org>

	PR fortran/70842
	* simplify.c (gfc_simplify_len): Only for unlimited polymorphic
	types replace the expression's _data ref with a _len ref.

From-SVN: r238347

2016-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    gcc/
    PR rtl-optimization/71878
    * lra-constraints.c (match_reload): Pass information about other
    output operands.  Create new unique register value if matching input
    operand shares same register value as output operand being considered.
    (curr_insn_transform): Record output operands already processed.

From-SVN: r238346

	* include/experimental/functional: Include <parallel/algorithm> in
	Parallel Mode.

From-SVN: r238342