c-decl.c (c_decl_attributes): Also add "omp declare target" attribute for DECL_EXTERN...

[gcc.git] / gcc / cp / ChangeLog

2015-03-19  Jakub Jelinek  <jakub@redhat.com>

	* decl2.c (cplus_decl_attributes): Also add "omp declare target"
	attribute for DECL_EXTERNAL VAR_DECLs.

2015-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65340
	* call.c (build_over_call): Pass the tsubst_flags_t argument to
	mark_used.
	* decl2.c (mark_used): Inline the require_deduced_type call and
	guard the error call.

2015-03-16  Jason Merrill  <jason@redhat.com>

	PR c++/65061
	* parser.c (cp_parser_template_name): Call strip_using_decl.

2015-03-16  Marek Polacek  <polacek@redhat.com>

	DR 1688
	PR c++/65327
	* decl.c (grokdeclarator): Allow volatile and constexpr together.

2015-03-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65323
	* decl.c (check_default_argument): Don't call
	maybe_warn_zero_as_null_pointer_constant.

2015-03-11  Aldy Hernandez  <aldyh@redhat.com>

	* cp-gimplify.c (simple_empty_class_p): New.
	* cp-gimplify.c (cp_gimplify_expr): Handle RETURN_EXPR.  Abstract
	the code for empty class copies into simple_empty_class_p, and
	adapt it to handle COMPOUND_EXPRs.

2015-03-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/65370
	* decl.c (duplicate_decls): Call check_redeclaration_no_default_args
	only if the location of newdecl doesn't match the location of olddecl.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR c++/65127
	* parser.c (parsing_nsdmi): Don't return true if current_class_ptr
	is not a PARM_DECL.

2015-03-10  Jason Merrill  <jason@redhat.com>

	PR c++/65333
	DR 1558
	* pt.c (dependent_type_p_r): Check both class and alias template args.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR c/65120
	* parser.c (cp_parser_binary_expression): Check for tcc_comparison
	before preparing arguments to warn_logical_not_parentheses.
	Use maybe_constant_value on rhs.

2015-03-09  Jason Merrill  <jason@redhat.com>

	PR c++/65339
	* call.c: Don't call maybe_resolve_dummy when calling a constructor.

2015-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR c/65120
	* parser.c (cp_parser_binary_expression): Don't warn for
	!!x == y or !b == y where b is bool.

2015-03-06  Aldy Hernandez  <aldyh@redhat.com>

	* ptree.c (cxx_print_lambda_node): New.
	(cxx_print_xnode): Handle LAMBDA_EXPR.

2015-03-03  Aldy Hernandez  <aldyh@redhat.com>

	PR c++/65295
	* constexpr.c (cxx_eval_constant_expression): Remove assert in
	RESULT_DECL handling.

2015-02-26  Marek Polacek  <polacek@redhat.com>

	PR c++/65202
	* constexpr.c (cxx_eval_constant_expression): Don't evaluate
	a RETURN_EXPR if its operand is null.

2015-02-25  Jason Merrill  <jason@redhat.com>

	PR c++/65209
	* decl2.c (constrain_visibility) [VISIBILITY_ANON]: Clear
	DECL_COMDAT.
	(constrain_visibility_for_template): Handle reference arguments.

	PR debug/58315
	* decl.c (start_preparsed_function): Use create_artificial_label
	for cdtor_label.

2015-02-17  Paolo Carlini  <paolo.carlini@oracle.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR c++/65075
	* constexpr.c (check_constexpr_bind_expr_vars): Allow
	implicit typedefs for lambda types.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60894
	* decl.c (lookup_and_check_tag): Use strip_using_decl.

2015-02-13  Jason Merrill  <jason@redhat.com>

	PR c++/65054
	* pt.c (template_args_equal): Look through conversions here.
	* tree.c (cp_tree_equal): Not here.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60211
	* parser.c (cp_parser_pragma): Diagnose PRAGMA_IVDEP at
	pragma_external context.

2015-02-13  Jason Merrill  <jason@redhat.com>

	PR c++/65051
	* call.c (reference_binding): Don't look for bad conversion
	if TO is incomplete.

2015-02-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/64970
	* decl.c (make_typename_type): Pass tsubst_flags_t argument
	to lookup_template_class.

2015-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR ipa/65034
	* decl.c (start_preparsed_function): Use void_type_node instead
	of NULL_TREE as LABEL_DECL type.

2015-02-12  Jason Merrill  <jason@redhat.com>

	PR c++/64898
	* mangle.c (write_mangled_name): Fix test for variable template
	instantiation.

	* decl.c (begin_destructor_body): Condition clobber on
	-flifetime-dse.

2015-02-12 Andrea Azzarone <azzaronea@gmail.com>

	PR c++/64959
	* parser.c (lookup_literal_operator): Return all candidates.
	(cp_parser_userdef_char_literal): Simplify error handling.
	(cp_parser_userdef_numeric_literal):  Pass tf_warning_or_error.
	(cp_parser_userdef_string_literal): Pass tf_warning_or_error.
	Also give higher priority to standard string UDL operator.

2015-02-12  Jakub Jelinek  <jakub@redhat.com>

	PR debug/55541
	* cp-tree.h (BLOCK_OUTER_CURLY_BRACE_P): Define.
	* decl.c (poplevel): If functionbody, try not to create an extra
	BLOCK for function body and use subblocks as that, if it is non-NULL
	and doesn't have siblings.  Set BLOCK_OUTER_CURLY_BRACE_P flag.
	(outer_curly_brace_block): Use BLOCK_OUTER_CURLY_BRACE_P flag.

	PR sanitizer/64984
	* except.c (check_noexcept_r): Return NULL for internal
	calls.

2015-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/64994
	* constexpr.c (cxx_eval_call_expression): Walk the clone list.

2015-02-10  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/64982
	* method.c (use_thunk): Do not check for stdarg thunks.

2015-02-06  Jason Merrill  <jason@redhat.com>

	PR c++/64899
	* init.c (build_vec_init): Handle default-initialized array with
	constexpr default constructor.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR c/64824
	PR c/64868
	* parser.c (cp_parser_omp_atomic): Handle RDIV_EXPR.

2015-02-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/64877
	* typeck.c (cp_build_binary_op): Avoid spurious -Waddress warnings
	for generated expressions.

2015-02-02  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR c++/64901
	* decl.c (duplicate_decls): Also duplicate DECL_FINAL_P and
	DECL_OVERRIDE_P.

2015-02-02  Jason Merrill  <jason@redhat.com>

	* tree.c (handle_abi_tag_attribute): Diagnose invalid arguments.

2015-01-30  Joseph Myers  <joseph@codesourcery.com>

	* class.c, except.c, parser.c, pt.c: All callers of fatal_error
	changed to pass input_location as first argument.

2015-01-29  Jakub Jelinek  <jakub@redhat.com>

	PR c++/64717
	* cp-ubsan.c (cp_ubsan_instrument_vptr): Don't wrap vptr
	into SAVE_EXPR.

2015-01-29  Jason Merrill  <jason@redhat.com>

	PR c++/49508
	* semantics.c (finish_return_stmt): Suppress -Wreturn-type on
	erroneous return statement.

	PR c++/64521
	* repo.c (repo_emit_p): It's OK for a clone to be extern at this
	point.

2015-01-27  Caroline Tice  <cmtice@google.com>

	Committing VTV Cywin/Ming patch for Patrick Wollgast
	* vtable-class-hierarchy.cc (vtv_generate_init_routine): Add
	check for not TARGET_PECOFF at the VTV_PREINIT_PRIORITY checks.

2015-01-27  Jason Merrill  <jason@redhat.com>

	PR c++/58597
	* lambda.c (maybe_add_lambda_conv_op): Check cfun rather than
	current_function_decl.

	PR c++/63889
	* pt.c (finish_template_variable): Move from semantics.c.
	Handle multiple template arg levels.  Handle coercion here.
	(lookup_template_variable): Not here.

2015-01-23  Jason Merrill  <jason@redhat.com>

	PR c++/64314
	PR c++/57510
	* typeck2.c (split_nonconstant_init_1): Remove a sub-CONSTRUCTOR
	that has been completely split out.

	PR c++/64701
	* constexpr.c (cxx_eval_constant_expression): Don't crash on C++
	statement codes.

	PR c++/64727
	* constexpr.c (cxx_eval_constant_expression): Allow for lvalue use
	of CONST_DECL.

2015-01-21  Jason Merrill  <jason@redhat.com>

	PR c++/64603
	* constexpr.c (cxx_eval_constant_expression): Only shortcut
	constant CONSTRUCTORs.

	PR c++/64647
	* constexpr.c (ensure_literal_type_for_constexpr_object): Don't
	give a hard error in a template instantiation.

2015-01-21  Richard Biener  <rguenther@suse.de>

	PR middle-end/64313
	* decl.c (duplicate_decls): Call set_builtin_decl_declared_p
	for builtins the user declared correctly.

2015-01-16  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/58614
	* pt.c (unify): When BRACE_ENCLOSED_INITIALIZER_P (arg), handle
	TREE_TYPE (elt) == error_mark_node.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

	PR tree-optimization/62053
	* tree.c (build_cplus_array_type): Layout type after variants are set.

2015-01-15  Jakub Jelinek  <jakub@redhat.com>

	* cp-gimplify.c (cp_genericize_r): Call
	cp_ubsan_maybe_instrument_member_call for member calls.
	(cp_ubsan_check_member_access_r): New function.
	(cp_genericize_tree): Call cp_ubsan_instrument_member_accesses.
	* cp-tree.h (cp_ubsan_maybe_instrument_member_call,
	cp_ubsan_instrument_member_accesses,
	cp_ubsan_maybe_instrument_downcast,
	cp_ubsan_maybe_instrument_cast_to_vbase): New prototypes.
	* cp-ubsan.c: New file.
	* Make-lang.in (CXX_AND_OBJCXX_OBJS): Add cp/cp-ubsan.o.
	* constexpr.c (cxx_eval_call_expression): Return void_node
	for IFN_UBSAN_VPTR.
	(potential_constant_expression_1): Return true for
	UBSAN_NULL, UBSAN_BOUNDS and UBSAN_VPTR internal calls.
	* typeck.c (build_class_member_access_expr): Provide locus
	for COMPONENT_REFs.
	(build_static_cast_1): Instrument downcasts.
	* class.c (build_base_path): For -fsanitize=vptr and !fixed_type_p
	add ubsan instrumentation for virtual_access.
	* call.c: Include internal-fn.h.
	(set_flags_from_callee): Handle internal calls.

2015-01-15  Momchil Velikov  <momchil.velikov@gmail.com>

	PR c++/59366
	* name-lookup.c (pushdecl_maybe_friend_1): Hide friend functions
	and function templates, declared only in the class.
	* decl.c (duplicate_decls): Reveal hidden friend functions or
	function templates, if they are redeclared outside the class.

2015-01-15  Jason Merrill  <jason@redhat.com>

	PR c++/64356
	* constexpr.c (cxx_eval_binary_expression): Fix pasto.

	PR c++/63283
	* constexpr.c (potential_constant_expression_1): Handle reference
	args in templates.

2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>
	    Ilmir Usmanov  <i.usmanov@samsung.com>
	    Jakub Jelinek  <jakub@redhat.com>

	* parser.c: Include "gomp-constants.h".
	(cp_parser_omp_clause_map): Use enum gomp_map_kind instead of enum
	omp_clause_map_kind.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
	Use OMP_CLAUSE_SET_MAP_KIND.
	(cp_parser_omp_construct, cp_parser_pragma): Handle
	PRAGMA_OACC_CACHE, PRAGMA_OACC_DATA, PRAGMA_OACC_ENTER_DATA,
	PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_PARALLEL,
	PRAGMA_OACC_LOOP, PRAGMA_OACC_UPDATE, PRAGMA_OACC_WAIT.
	(cp_parser_omp_clause_name): Handle "async", "copy", "copyout",
	"create", "delete", "deviceptr", "host", "num_gangs",
	"num_workers", "present", "present_or_copy", "pcopy",
	"present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout",
	"present_or_create", "pcreate", "vector_length", "wait".
	(OACC_DATA_CLAUSE_MASK, OACC_ENTER_DATA_CLAUSE_MASK)
	(OACC_EXIT_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
	(OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK)
	(OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros.
	(cp_parser_omp_var_list_no_open): Handle OMP_CLAUSE__CACHE_.
	(cp_parser_oacc_data_clause, cp_parser_oacc_data_clause_deviceptr)
	(cp_parser_oacc_clause_vector_length, cp_parser_oacc_wait_list)
	(cp_parser_oacc_clause_wait, cp_parser_omp_clause_num_gangs)
	(cp_parser_omp_clause_num_workers, cp_parser_oacc_clause_async)
	(cp_parser_oacc_all_clauses, cp_parser_oacc_cache)
	(cp_parser_oacc_data, cp_parser_oacc_enter_exit_data)
	(cp_parser_oacc_kernels, cp_parser_oacc_loop)
	(cp_parser_oacc_parallel, cp_parser_oacc_update)
	(cp_parser_oacc_wait): New functions.
	* cp-tree.h (finish_oacc_data, finish_oacc_kernels)
	(finish_oacc_parallel): New prototypes.
	* semantics.c: Include "gomp-constants.h".
	(handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR.  Use
	GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
	OMP_CLAUSE_SET_MAP_KIND.
	(finish_omp_clauses): Handle OMP_CLAUSE_ASYNC,
	OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_WAIT, OMP_CLAUSE__CACHE_.
	Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
	(finish_oacc_data, finish_oacc_kernels, finish_oacc_parallel): New
	functions.

2015-01-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/58671
	* decl2.c (var_defined_without_dynamic_init): Handle gracefully
	self-initialization.

2015-01-13  Jason Merrill  <jason@redhat.com>

	PR c++/64356
	PR libstdc++/58777
	* constexpr.c (cxx_eval_binary_expression): Don't VERIFY_CONSTANT
	pointer expressions.
	(cxx_eval_increment_expression): Likewise.

	PR c++/64514
	* pt.c (coerce_template_parameter_pack): Return NULL for a
	zero-length fixed parameter pack with a pack expansion arg.

	PR c++/64520
	* pt.c (unify): Don't try to deduce to std::initializer_list<T...>.

2015-01-12  Jason Merrill  <jason@redhat.com>

	PR c++/64547
	* constexpr.c (cxx_eval_call_expression): A call to a void
	function doesn't need to return a value.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

	* call.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* class.c: Ditto.
	* constexpr.c: Ditto.
	* cp-array-notation.c: Ditto.
	* cp-gimplify.c: Ditto.
	* cp-lang.c: Ditto.
	* cp-objcp-common.c: Ditto.
	* cvt.c: Ditto.
	* decl2.c: Ditto.
	* decl.c: Ditto.
	* dump.c: Ditto.
	* error.c: Ditto.
	* except.c: Ditto.
	* expr.c: Ditto.
	* friend.c: Ditto.
	* init.c: Ditto.
	* lambda.c: Ditto.
	* lex.c: Ditto.
	* mangle.c: Ditto.
	* name-lookup.c: Ditto.
	* optimize.c: Ditto.
	* parser.c: Ditto.
	* pt.c: Ditto.
	* ptree.c: Ditto.
	* repo.c: Ditto.
	* rtti.c: Ditto.
	* search.c: Ditto.
	* semantics.c: Ditto.
	* tree.c: Ditto.
	* typeck2.c: Ditto.
	* typeck.c: Ditto.

2015-01-08  Jason Merrill  <jason@redhat.com>

	* cp-gimplify.c (cp_genericize): Use do_ubsan_in_current_function.
	* decl.c (compute_array_index_type): Likewise.
	* init.c (build_vec_init): Likewise.
	* typeck.c (cp_build_binary_op): Likewise.

2015-01-08  Jason Merrill  <jason@redhat.com>

	* init.c (build_vec_init): Call ubsan_instrument_bounds to check
	whether an initializer-list is too big for a VLA.
	(throw_bad_array_length): Remove.
	* cp-tree.h: Remove prototype.

2015-01-08  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/60753
	* decl.c (grokfndecl): Add bool parameter.
	(grokdeclarator): Adjust calls.
	(start_decl): Don't set DECL_DELETED_FN here.

2015-01-06  Jason Merrill  <jason@redhat.com>

	* parser.c (cp_parser_nested_name_specifier_opt): Diagnose invalid
	template-ids.

	PR c++/64455
	* pt.c (type_dependent_expression_p): Handle variable templates.
	* constexpr.c (potential_constant_expression_1): Use it.

	PR c++/64487
	* semantics.c (finish_offsetof): Handle templates here.
	* parser.c (cp_parser_builtin_offsetof): Not here.

	PR c++/64496
	* semantics.c (process_outer_var_ref): Diagnose lambda in local
	class NSDMI.

2015-01-06  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR c++/64489
	* class.c (check_field_decls): Make copy assignment operators
	complex only in c++98 mode.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

	PR c++/31397
	* class.c (check_for_override): Warn when a virtual function is an
	override not marked override.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

	* class.c (warn_hidden): Use auto_vec<tree> instead of tree_list to
	hold base_fndecls.
	(get_basefndecls): Adjust.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

2015-01-05  Marek Polacek  <polacek@redhat.com>

	PR c/64423
	* typeck.c (cp_build_array_ref): Pass loc down to
	warn_array_subscript_with_type_char.

\f
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