PR tree-optimization/66449
	* tree-ssa-loop-niter.c (loop_exits_before_overflow): Use
	POINTER_PLUS_EXPR for pointers.

	gcc/testsuite
	PR tree-optimization/66449
	* gcc.dg/vect/pr66449.c: New test.

From-SVN: r224769

	* rtlanal.c (commutative_operand_precedence): Correct comments.
	* simplify-rtx.c (simplify_plus_minus_op_data_cmp): Delete forward
	declaration.  Return an int.  Distinguish REG,REG return from
	others.
	(struct simplify_plus_minus_op_data): Make local to function.
	(simplify_plus_minus): Don't set canonicalized if merely sorting
	registers.  Avoid packing ops if nothing changes.  White space fixes.

From-SVN: r224768

From-SVN: r224767

2015-06-22  Andreas Tobler  <andreast@gcc.gnu.org>

    * MAINTAINERS (OS Port Maintainers): Add myself.
    (Various Maintainers): Remove myself from libffi testsuite.

From-SVN: r224760

gcc.c (default_compilers): Pass "-o %g.s" to cc1 for headers even if -fdump-ada-spec is passed but not if...

	* gcc.c (default_compilers): Pass "-o %g.s" to cc1 for headers even if
	-fdump-ada-spec is passed but not if -fsyntax-only is.
cp/
	* lang-specs.h: Pass "-o %g.s" to cc1plus for headers even if
	-fdump-ada-spec is passed.

From-SVN: r224755

c-family/
	* c-ada-spec.h (cpp_operation): Add HAS_DEPENDENT_TEMPLATE_ARGS.
	* c-ada-spec.c (collect_ada_nodes): Skip NAMESPACE_DECL
	(dump_ada_template): Skip partially specialized types.
cp/
	* decl2.c (cpp_check): Deal with HAS_DEPENDENT_TEMPLATE_ARGS.

From-SVN: r224754

re PR bootstrap/63740 (GCC 4.9.2 bootstrap fails on ARM, haifa-sched.c:6507:1: internal compiler error: in lra_create)

2015-06-22  Vladimir Makarov  <vmakarov@redhat.com>

	PR bootstrap/63740
	* lra-lives.c (process_bb_lives): Check insn copying the same
	reload pseudo and don't create a copy for it.

From-SVN: r224753

/cp
2015-06-22  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grokdeclarator): Use declspecs->locations[ds_virtual].

/testsuite
2015-06-22  Paolo Carlini  <paolo.carlini@oracle.com>

	* g++.dg/inherit/pure1.C: Test location too.

2015-06-22  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grokdeclarator): Remove pointless code.

From-SVN: r224750

	PR testsuite/66621
	* g++.dg/debug, g++.dg/torture: Use dg-options rather than target
	requirements for C++11 tests.

From-SVN: r224749

	PR c++/66515
	* call.c (implicit_conversion): Only reshape for classes.

From-SVN: r224748

2015-06-22  Tom de Vries  <tom@codesourcery.com>

	* tree-parloops.c (transform_to_exit_first_loop_alt): Add update_stmt
	for cond_stmt.

From-SVN: r224746

2015-06-22  Tom de Vries  <tom@codesourcery.com>

	* builtins.def (DEF_GOMP_BUILTIN): Test
	'flag_tree_parallelize_loops > 1' instead of
	'flag_tree_parallelize_loops'.  Test flag_cilkplus.

From-SVN: r224745

2015-06-22  Tom de Vries  <tom@codesourcery.com>

	* dominance.c (calculate_dominance_info): Verify dominators if
	early-out.

From-SVN: r224744

	* gcc.dg/graphite/isl-ast-gen-if.c (main): Increase size of a
	array to allow a[50] to be a valid location.

From-SVN: r224743

	* testsuite/26_numerics/complex/value_operations/1.cc: Use
	non-negative rho argument.

From-SVN: r224739

	* include/debug/list (__gnu_debug::list): Use allocator-aware
	_Safe_container base.
	* include/debug/string (__gnu_debug::basic_string): Use
	allocator-aware _Safe_container base for cxx11 ABI.

From-SVN: r224738

	* include/bits/locale_conv.h (__do_str_codecvt): Handle empty range.
	(wstring_convert): Move into __cxx11 namespace.
	(wbuffer_convert(streambuf*, _Codecvt*, state_type)): Fix exception
	message.

From-SVN: r224737

	PR libstdc++/64657
	* include/bits/stl_uninitialized.h
	(__uninitialized_copy::__uninit_copy): Cast expression to void.

From-SVN: r224736

match.pd ((x ^ y) ^ (x | y) -> x & y, (x & y) + (x ^ y) -> x | y, (x & y) | (x ^ y) -> x | y, (x & y) ^ (x ^ y) -> x | y, (x & y) + (x | y) -> x + y, (x | y) - (x ^ y) -> x & y, (x | y) - (x & y) -> x ^ y): New patterns.

	* match.pd ((x ^ y) ^ (x | y) -> x & y,
	(x & y) + (x ^ y) -> x | y, (x & y) | (x ^ y) -> x | y,
	(x & y) ^ (x ^ y) -> x | y, (x & y) + (x | y) -> x + y,
	(x | y) - (x ^ y) -> x & y, (x | y) - (x & y) -> x ^ y): New patterns.

	* gcc.dg/fold-ior-1.c: New test.
	* gcc.dg/fold-minus-2.c: New test.
	* gcc.dg/fold-minus-3.c: New test.
	* gcc.dg/fold-plus-1.c: New test.
	* gcc.dg/fold-plus-2.c: New test.
	* gcc.dg/fold-xor-4.c: New test.
	* gcc.dg/fold-xor-5.c: New test.

From-SVN: r224734

From-SVN: r224730

re PR target/65871 (bzhi builtin/intrinsic wrongly assumes bzhi instruction doesn't set the ZF flag)

	PR target/65871
	* config/i386/i386.c (ix86_rtx_costs) <case COMPARE>: Ignore the
	cost of embedded comparison.

From-SVN: r224729

[gcc]

2015-06-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/65914
	* config/rs6000/predicates.md (altivec_register_operand): Permit
	virtual stack registers.
	(vsx_register_operand): Likewise.
	(vfloat_operand): Likewise.
	(vint_operand): Likewise.
	(vlogical_operand): Likewise.

[gcc/testsuite]

2015-06-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/65914
	* g++.dg/torture/pr65914.C:  New.

From-SVN: r224725

2015-06-22  Richard Biener  <rguenther@suse.de>

	* lib/c-torture.exp: Set LTO_TORTURE_OPTIONS conditional on
	not existing TORTURE_OPTIONS only.
	* lib/gcc-dg.exp: Likewise.

From-SVN: r224724

2015-06-22  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (_loop_vec_info): Add scalar_cost_vec
	and single_scalar_iteration_cost members.
	(LOOP_VINFO_SCALAR_ITERATION_COST): New.
	(LOOP_VINFO_SINGLE_SCALAR_ITERATION_COST): Likewise.
	(vect_get_single_scalar_iteration_cost): Remove.
	* tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost):
	Use LOOP_VINFO_SCALAR_ITERATION_COST.
	* tree-vect-loop.c (destroy_loop_vec_info): Free
	scalar_cost_vec.
	(vect_get_single_scalar_iteration_cost): Compute result into
	LOOP_VINFO_SINGLE_SCALAR_ITERATION_COST and
	LOOP_VINFO_SCALAR_ITERATION_COST.  Make static.
	(vect_analyze_loop_2): Call vect_get_single_scalar_iteration_cost.
	(vect_estimate_min_profitable_iters): Use them.

From-SVN: r224723

From-SVN: r224722

PR target/52144n
* config/arm/arm.c (add_attribute, arm_insert_attributes): New functions
(TARGET_INSERT_ATTRIBUTES): Define.
(thumb_flipper): New var.
* config/arm/arm.opt (-mflip-thumb): New switch.

PR target/52144
* gcc.target/arm/flip-thumb.c: New test.

From-SVN: r224721

	PR ipa/65908
	* ipa-icf.c (sem_item::target_supports_symbol_aliases): Remove
	construction of arg_types.
	(sem_function::sem_function): Likewise.
	(sem_function::~sem_function): Remove destruction of arg_types.
	(sem_function::compatible_parm_types_p): New function.
	(sem_function::equals_wpa): Reorg matching of return values
	and parameter types.
	(sem_function::equals_private): Reorg mathcing of argument types.
	(sem_function::parse_tree_args): Remove.
	* ipa-icf.h (init_wpa): Do not call it.
	(parse_tree_args): Remove.
	(compatible_parm_types_p): Declare.
	(result_type): Remove.
	(arg_types): Remove.
	* testsuite/g++.dg/ipa/pr65908.C: New testcase.

Co-Authored-By: Martin Liska <mliska@suse.cz>

From-SVN: r224720

	PR ipa/66351
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::get_dynamic_type): Fix thinko when
	initializing alias oracle; fix formating; set base_alias_set if it
	is known.

From-SVN: r224719

gcc/
	* auto-inc-dec.c (reverse_mem, reverse_inc): Remove.
	(parse_add_or_inc): Use std::swap instead of reverse_{mem,inc}.
	(find_inc): Likewise.
	* combine.c (combine_simplify_rtx): Use std::swap instead of manually
	swapping.
	* df-core.c (df_worklist_dataflow_doublequeue): Likewise.
	* df-scan.c (df_swap_refs): Remove.
	(df_sort_and_compress_refs): Use std::swap instead of df_swap_refs.
	* dominance.c (link_roots): Use std::swap instead of manually swapping.
	* expr.c (expand_expr_real_2, do_store_flag): Likewise.
	* fold-const.c (fold_relational_const): Likewise.
	* genattrtab.c (simplify_test_exp): Likewise.
	* gimple-match-head.c (gimple_resimplify2, gimple_resimplify3,
	gimple_simplify): Likewise.
	* ifcvt.c (noce_try_abs, find_if_header): Likewise.
	* internal-fn.c (expand_addsub_overflow, expand_mul_overflow): Likewise.
	* ipa-devirt.c (add_type_duplicate): Likewise.
	* loop-iv.c (get_biv_step_1, iv_number_of_iterations): Likewise.
	* lra-lives.c (lra_setup_reload_pseudo_preferenced_hard_reg): Likewise.
	* lra.c (lra_create_copy): Likewise.
	* lto-streamer-out.c (DFS::DFS): Likewise.
	* modulo-sched.c (get_sched_window): Likewise.
	* omega.c (omega_pretty_print_problem): Likewise.
	* optabs.c (prepare_float_lib_cmp, expand_mult_highpart): Likewise.
	* reload1.c (reloads_unique_chain_p): Likewise.
	* sel-sched-ir.c (exchange_lv_sets, exchange_av_sets): Remove.
	(exchange_data_sets): Move logic from exchange_{av,lv}_sets here and
	use std::swap.
	* simplify-rtx.c (simplify_unary_operation_1): Use std::swap instead of
	manually swapping.
	* tree-if-conv.c (is_cond_scalar_reduction, predicate_scalar_phi,
	predicate_mem_writes): Likewise.
	* tree-loop-distribution.c (pg_add_dependence_edges): Likewise.
	* tree-predcom.c (combine_chains): Likewise.
	* tree-ssa-alias.c (nonoverlapping_component_refs_p,
	refs_may_alias_p_1): Likewise.
	* tree-ssa-ifcombine.c (recognize_if_then_else): Likewise.
	* tree-ssa-loop-ivopts.c (extract_cond_operands): Likewise.
	* tree-ssa-loop-niter.c (refine_bounds_using_guard,
	number_of_iterations_cond): Likewise.
	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Likewise.
	* tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
	* tree-vect-slp.c (vect_build_slp_tree): Likewise.
	* tree-vect-stmts.c (supportable_widening_operation): Likewise.
	* tree-vrp.c (extract_range_from_binary_expr_1,
	extract_range_from_unary_expr_1): Likewise.

gcc/cp/
	* pt.c (maybe_adjust_types_for_deduction): Use std::swap instead of
	manually swapping.
	* semantics.c (finish_omp_atomic): Likewise.
	* typeck.c (cp_build_array_ref): Likewise.

gcc/c-family/
	* c-common.c (scalar_to_vector): Use std::swap instead of manually
	swapping.

From-SVN: r224718

From-SVN: r224717

From-SVN: r224712

From-SVN: r224708

From-SVN: r224706

PR c++/65882

gcc/cp/
	* call.c (build_new_op_1): Check tf_warning flag in all cases.

gcc/testsuite/
	* g++.dg/diagnostic/inhibit-warn-1.C: New test.
	* g++.dg/diagnostic/inhibit-warn-2.C: New test.

From-SVN: r224702

PR target/66591
* config/sh/sh.c (prepare_move_operands): Pre-allocate R0 for subreg
  index term for base and index addressing when LRA is used.

From-SVN: r224701

	* gcc-interface/gigi.h (record_builtin_type): Adjust comment.
	(tree create_type_decl): Likewise.
	(create_var_decl_1): Add artificial_p and debug_info_p parameters.
	(create_var_decl): Likewise.
	(create_true_var_decl): Delete.
	(create_subprog_decl): Add debug_info_p parameter.
	* gcc-interface/decl.c (gnat_to_gnu_entity): Add artificial_p local
	variable and use it throughout.  Remove DECL_ARTIFICIAL settings.
	<E_Variable>: Adjust calls to create_var_decl and create_var_decl_1.
	Remove DECL_IGNORED_P settings.
	<E_Enumeration_Type>: Likewise.
	<E_Record_Type>: Likewise.
	<E_Subprogram_Type>: Likewise.  Remove artificial_flag local variable.
	Adjust call to create_subprog_decl.
	(get_minimal_subprog_decl): Likewise.
	(elaborate_expression_1): Adjust call to create_var_decl.
	* gcc-interface/trans.c (gigi): Adjust calls to create_var_decl and
	create_subprog_decl.  Remove DECL_ARTIFICIAL & DECL_IGNORED_P settings.
	* gcc-interface/utils.c (maybe_pad_type): Likewise.
	(record_builtin_type): Adjust comment.
	(create_type_stub_decl): Remove obsolete comment.
	(create_var_decl_1): Add artificial_p and debug_info_p parameters.
	Set DECL_ARTIFICIAL and DECL_IGNORED_P accordingly.
	(create_subprog_decl): Add debug_info_p parameter.  Set DECL_IGNORED_P
	accordingly.

From-SVN: r224699

From-SVN: r224698

decl.c (gnat_to_gnu_entity): Make sure the size of a padding type built around the return type is positive.

	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Function>: Make sure
	the size of a padding type built around the return type is positive.
	* gcc-interface/trans.c (gnat_to_gnu) <N_Simple_Return_Statement>:
	Use INIT_EXPR instead of MODIFY_EXPR to assign to the return object.

From-SVN: r224697

From-SVN: r224696

	PR c++/66585
	* pt.c (instantiate_class_template_1): Clear
	cp_unevaluated_operand and c_inhibit_evaluation_warnings.

From-SVN: r224684