[gcc.git] / gcc / cp / ChangeLog

2010-04-19  Jakub Jelinek  <jakub@redhat.com>

	* cp-tree.h (SCOPED_ENUM_P, UNSCOPED_ENUM_P, SET_SCOPED_ENUM_P): Use
	ENUM_IS_SCOPED bit instead of TYPE_LANG_FLAG_5.

2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* decl.c (cxx_init_decl_processing): Remove second argument in call to
	build_common_tree_nodes.

2010-04-14  Jason Merrill  <jason@redhat.com>

	PR c++/36625
	* parser.c (cp_parser_parenthesized_expression_list): Change
	is_attribute_list parm to int to indicate whether or not to
	handle initial identifier specially.
	(cp_parser_attribute_list): Use attribute_takes_identifier_p.

2010-04-13  Jason Merrill  <jason@redhat.com>

	* call.c (type_decays_to): Check MAYBE_CLASS_TYPE_P instead of
	CLASS_TYPE_P.
	* parser.c (cp_parser_lambda_expression): Complain about lambda in
	unevaluated context.
	* pt.c (iterative_hash_template_arg): Don't crash on lambda.

2010-04-12  Jason Merrill  <jason@redhat.com>

	PR c++/43641
	* semantics.c (maybe_add_lambda_conv_op): Use build_call_a and tweak
	return value directly.

	* call.c (type_decays_to): Call cv_unqualified for non-class type.

2010-04-12  Fabien Chene  <fabien.chene@gmail.com>

	PR c++/25811
	* cp-tree.h (diagnose_uninitialized_cst_or_ref_member): Declare.
	* init.c (build_new_1): Check for uninitialized const members and
	uninitialized reference members, when using new without
	new-initializer. Call diagnose_uninitialized_cst_or_ref_member.
	(diagnose_uninitialized_cst_or_ref_member): Define, call
	diagnose_uninitialized_cst_or_ref_member_1.
	(diagnose_uninitialized_cst_or_ref_member_1): New function.

2010-04-12  Richard Guenther  <rguenther@suse.de>

	PR c++/43611
	* semantics.c (expand_or_defer_fn_1): Do not keep extern
	template inline functions.

2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/28584
	* typeck.c (cp_build_c_cast): Warn for casting integer to larger
	pointer type.

2010-04-07  Jason Merrill  <jason@redhat.com>

	PR c++/43016
	* decl.c (start_preparsed_function): Do defer nested functions.

	PR c++/11094, DR 408
	* cp-tree.h (VAR_HAD_UNKNOWN_BOUND, SET_VAR_HAD_UNKNOWN_BOUND): New.
	* decl2.c (finish_static_data_member_decl): Set it.
	* decl.c (duplicate_decls): Propagate it.
	* pt.c (tsubst_decl): Don't substitute the domain of an array
	VAR_DECL if it's set.
	(regenerate_decl_from_template): Substitute it here.
	(type_dependent_expression_p): Return true if it's set.
	* semantics.c (finish_decltype_type): Instantiate such a variable.
	* typeck.c (cxx_sizeof_expr): Likewise.
	(strip_array_domain): New.

	* name-lookup.c (current_decl_namespace): Non-static.
	(pop_nested_namespace): Sanity check.
	* cp-tree.h: Declare current_decl_namespace.
	* decl.c (grokvardecl): Use it instead of current_namespace.
	(grokfndecl): Likewise.

	PR c++/38392
	* pt.c (tsubst_friend_function): Instatiate a friend that has already
	been used.

	* pt.c (print_template_statistics): New.
	* cp-tree.h: Declare it.
	* tree.c (cxx_print_statistics): Call it.

	PR c++/41970
	* decl.c (grokvardecl): Tweak warning message.
	(grokfndecl): Likewise.

2010-04-07  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42697
	*pt.c (tsubst_decl): Get the arguments of a specialization from
	the specialization template, not from the most general template.

2010-04-07  Dodji Seketeli  <dodji@redhat.com>

	PR c++/40239
	* typeck2.c (process_init_constructor_record):
	value-initialize members that are are not explicitely
	initialized.

2010-04-07  Jie Zhang  <jie@codesourcery.com>

	PR c++/42556
	* typeck2.c (split_nonconstant_init_1): Drop empty CONSTRUCTOR
	when all of its elements are non-constant and have been split out.

2010-04-06  Taras Glek  <taras@mozilla.com>
	    Jason Merrill  <jason@redhat.com>

	* parser.c (cp_parser_class_specifier): Set class location to that
	of IDENTIFIER_NODE instead of '{' when possible.
	* semantics.c (begin_class_definition): Do not overide locations
	with less precise ones.

2010-04-06  Jason Merrill  <jason@redhat.com>

	PR c++/43648
	* name-lookup.c (constructor_name_p): Allow X::~X even for typedefs.

	PR c++/43621
	* pt.c (maybe_update_decl_type): Check the return value from
	push_scope.

2010-04-01  Jason Merrill  <jason@redhat.com>

	* decl.c (next_initializable_field): No longer static.
	* cp-tree.h: Declare it.
	* call.c (build_aggr_conv): Fail if there are more initializers
	than initializable fields.

	* semantics.c (maybe_add_lambda_conv_op): Use null_pointer_node
	instead of void_zero_node.

2010-03-31  Dodji Seketeli  <dodji@redhat.com>

	PR c++/43558
	* cp-tree.h (TEMPLATE_TYPE_PARM_SIBLING_PARMS): New accessor macro.
	* pt.c (end_template_parm_list): Store sibling template parms of
	each TEMPLATE_TYPE_PARMs into its TEMPLATE_TYPE_PARM_SIBLING_PARMS.
	(push_template_decl_real): Don't store the containing template decl
	into the DECL_CONTEXT of TEMPLATE_TYPE_PARMs anymore.
	* typeck.c (get_template_parms_of_dependent_type): Get sibling parms
	of a TEMPLATE_TYPE_PARM from TEMPLATE_TYPE_PARM_SIBLING_PARMS.
	Simplify the logic.

2010-03-30  Jason Merrill  <jason@redhat.com>

	PR c++/43076
	* pt.c (push_template_decl_real): Deal better with running out of
	scopes before running out of template parms.

	PR c++/41185
	PR c++/41786
	* parser.c (cp_parser_direct_declarator): Don't allow VLAs in
	function parameter context.  Don't print an error if parsing
	tentatively.

	PR c++/43559
	* pt.c (more_specialized_fn): Don't control cv-qualifier check
	with same_type_p.

2010-03-26  Jason Merrill  <jason@redhat.com>

	PR c++/43509
	* parser.c (cp_parser_qualifying_entity): Do accept enum names in
	c++0x mode, but not other type-names.

2010-03-26  Dodji Seketeli  <dodji@redhat.com>

	PR c++/43327
	* pt.c (add_to_template_args): Support NULL ARGS;
	(most_specialized_class): call coerce_template_parms on
	template arguments passed to get_class_bindings. Use
	add_to_template_args.
	(unify): Handle VAR_DECLs.

2010-03-26  Dodji Seketeli  <dodji@redhat.com>

	* cp-tree.h (get_template_parms_at_level): Change unsigned parm
	into int.
	* pt.c (get_template_parms_at_level): Adjust.

2010-03-25  Dodji Seketeli  <dodji@redhat.com>

	PR c++/43206
	* cp-tree.h (get_template_parms_at_level): Declare ...
	* pt.c (get_template_parms_at_level): ... new function.
	* typeck.c (get_template_parms_of_dependent_type): If a template
	type parm's DECL_CONTEXT isn't yet set, get its siblings from
	current_template_parms. Use get_template_parms_at_level. Remove
	useless test.
	(incompatible_dependent_types_p): If we get empty parms from just one
	of the template type parms we are comparing then the template parms are
	incompatible.

2010-03-24  Jason Merrill  <jason@redhat.com>

	PR c++/43502
	* parser.c (make_declarator): Initialize id_loc.
	(cp_parser_lambda_declarator_opt): And set it.

2010-03-23  Jason Merrill  <jason@redhat.com>

	Make lambda conversion op and op() non-static.
	* semantics.c (maybe_add_lambda_conv_op): Make non-static.
	Also add the thunk function returned by the conversion op.
	Mark the conversion deleted if the op() is variadic.
	* decl2.c (mark_used): Give helpful message about deleted conversion.
	* parser.c (cp_parser_lambda_declarator_opt): Don't make op() static.
	* semantics.c (finish_this_expr): Adjust.
	* mangle.c (write_closure_type_name): Adjust.
	* decl.c (grok_op_properties): Don't allow it.
	* call.c (build_user_type_conversion_1): No static conversion ops.
	(build_op_call): Or op().

	* decl2.c (change_return_type): Fix 'this' quals.

2010-03-22  Jason Merrill  <jason@redhat.com>

	PR c++/43333
	* tree.c (pod_type_p): Use old meaning in C++98 mode.

	PR c++/43281
	* pt.c (contains_auto_r): New fn.
	(do_auto_deduction): Use it.
	(tsubst): Don't look at TREE_TYPE of a TEMPLATE_TYPE_PARM.

2010-03-20  Simon Martin  <simartin@users.sourceforge.net>

	PR c++/43081:
	* decl2.c (grokfield): Handle invalid initializers for member
	functions.

2010-03-20  Dodji Seketeli  <dodji@redhat.com>

	PR c++/43375
	* method.c (make_alias_for): Avoid crashing when DECL_LANG_SPECIFIC
	is NULL.
	* decl2.c (vague_linkage_p): Likewise.

2010-03-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/43418
	* parser.c (cp_parser_for_init_statement): Use NULL_TREE, not
	false, in the cp_parser_expression_statement call.

2010-03-05  Jason Merrill  <jason@redhat.com>

	* mangle.c (mangle_decl): Give name collision error even without
	ASM_OUTPUT_DEF.

2010-03-04  Marco Poletti  <poletti.marco@gmail.com>

	* pt.c (process_partial_specialization): Use error_n instead of
	error.

2010-03-03  Jason Merrill  <jason@redhat.com>

	PR c++/12909
	* mangle.c (mangle_decl): Handle VAR_DECL, too.

2010-03-03  Jason Merrill  <jason@redhat.com>

	PR c++/12909
	* mangle.c: Include cgraph.h.
	(mangle_decl): If the mangled name will change in a later
	ABI version, make the later mangled name an alias.
	* method.c (make_alias_for): Copy DECL_ARGUMENTS.
	* Make-lang.in (mangle.o): Depend on cgraph.h.
	* method.c (make_alias_for): Handle VAR_DECL, too.
	* decl2.c (vague_linkage_p): Rename from vague_linkage_fn_p.
	* tree.c (no_linkage_check): Adjust.
	* decl.c (maybe_commonize_var): Adjust.
	* cp-tree.h: Adjust.

2010-03-01  Marco Poletti  <poletti.marco@gmail.com>

	* pt.c (redeclare_class_template): Use error_n and inform_n.

2010-02-27  Mark Mitchell  <mark@codesourcery.com>

	PR c++/42748
	* cp-tree.h (push_tinst_level): Declare.
	(pop_tinst_level): Likewise.
	* pt.c (push_tinst_level): Give it external linkage.
	(pop_tinst_level): Likewise.
	* mangle.c (mangle_decl_string): Set the source location to that
	of the decl while mangling.

2010-02-27  Simon Martin  <simartin@users.sourceforge.net>

	PR c++/42054
	* pt.c (redeclare_class_template): Return false if there are erroneous
	template parameters.

2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* pt.c (push_tinst_level): Replace -ftemplate-depth- with 
	-ftemplate-depth=.

2010-02-24  Jason Merrill  <jason@redhat.com>

	PR c++/12909
	* mangle.c (write_type): Give -Wabi warning for old vector mangling.

	* class.c (layout_class_type): Don't give -Wabi warning for a bug
	in a previous ABI version.

2010-02-23  Jason Merrill  <jason@redhat.com>

	PR c++/43143
	* typeck2.c (digest_init_r): Accept value init of array.

2010-02-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/43126
	* typeck.c (convert_arguments): Update error message.

2010-02-22  Mike Stump  <mikestump@comcast.net>

	PR c++/43125
	* decl.c (duplicate_decls): Merge DECL_PRESERVE_P.

2010-02-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/23510
	* error.c (print_instantiation_partial_context_line): New.
	(print_instantiation_partial_context): Print at most 12 contexts,
	skip the rest with a message.

2010-02-21  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42824
	* pt.c (lookup_template_class): Better support of specialization
	of member of class template implicit instantiation.

2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/35669
	* call.c (conversion_null_warnings): Replace -Wconversion with
	-Wconversion-null.
	* cvt.c (build_expr_type_conversion): Likewise.

2010-02-18  Jason Merrill  <jason@redhat.com>

	PR c++/42837
	* class.c (create_vtable_ptr): Set DECL_PACKED if type is packed.

	PR c++/43108
	* typeck.c (cp_build_binary_op): Adapt mixed complex/non handling from
	C build_binary_op.
	* cp-tree.h (WANT_VECTOR_OR_COMPLEX): Rename from WANT_VECTOR.
	* cvt.c (build_expr_type_conversion): Allow COMPLEX_TYPE.

	PR c++/43070
	* semantics.c (finish_goto_stmt): Don't call decay_conversion.

	PR c++/26261
	PR c++/43101
	* pt.c (tsubst_qualified_id): Do normal lookup in non-dependent scope.
	(maybe_update_decl_type): New fn.
	* parser.c (cp_parser_init_declarator): Use it.

	PR c++/43109
	* semantics.c (begin_class_definition): Don't crash on unnamed ns.

2010-02-17  Jason Merrill  <jason@redhat.com>

	PR c++/43075
	* call.c (build_over_call): Don't create zero-sized assignments.
	* cp-gimplify.c (cp_genericize_r): Don't remove them here.
	* cp-objcp-common.c (cp_expr_size): Remove.
	* cp-tree.h: Remove prototype.

	PR c++/43069
	* name-lookup.c (set_decl_namespace): Don't copy DECL_CONTEXT if the
	decl we looked up doesn't match.

	PR c++/43093
	* cp-gimplify.c (cp_gimplify_expr) [INIT_EXPR]: Return if we don't
	have an INIT_EXPR anymore.

	PR c++/43079
	* pt.c (convert_nontype_argument): Change assert to test.

2010-02-16  Jason Merrill  <jason@redhat.com>

	* cp-gimplify.c (cp_gimplify_expr): Fix error recovery.

	PR c++/43031
	* cp-gimplify.c (cp_gimplify_expr) [MODIFY_EXPR]: Use
	VIEW_CONVERT_EXPR for conversions between structural equality types
	that the back end can't tell are the same.

	PR c++/43036
	* tree.c (build_cplus_array_type): Set TYPE_MAIN_VARIANT to strip
	cv-quals from element here.
	(cp_build_qualified_type_real): Not here.  Preserve typedef name.

2010-02-14  Jason Merrill  <jason@redhat.com>

	PR c++/41997
	* semantics.c (finish_compound_literal): Use
	cp_apply_type_quals_to_decl when creating a static variable.

2010-02-12  Jason Merrill  <jason@redhat.com>

	PR c++/43024
	* name-lookup.h (current_binding_level): Check for null
	cp_function_chain.

2010-02-12  Jason Merrill  <jason@redhat.com>

	PR c++/43054
	* tree.c (cp_tree_equal): Correct CALL_EXPR logic.

2010-02-12  Jakub Jelinek  <jakub@redhat.com>

	PR c++/43033
	* name-lookup.c (pushdecl_maybe_friend): Check default args of t
	instead of x.

2010-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/41896
	* semantics.c (outer_lambda_capture_p): Revert.
	(add_capture): Only finish_member_declaration if
	we're in the lambda class.
	(register_capture_members): New.
	* cp-tree.h: Declare it.
	* parser.c (cp_parser_lambda_expression): Call it.

2010-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/41896
	* semantics.c (outer_lambda_capture_p): Use current_function_decl
	instead of current_class_type.

2010-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/42983, core issue 906
	* method.c (defaultable_fn_check): Check virtualness.

2010-02-10  Jason Merrill  <jason@redhat.com>

	PR c++/43016
	* semantics.c (maybe_add_lambda_conv_op): Set DECL_INTERFACE_KNOWN.

2010-02-10  Shujing Zhao  <pearly.zhao@oracle.com>

	* Make-lang.in (cp/cvt.o, cp/parser.o, cp/search.o): Depend on intl.h.
	* cvt.c (warn_ref_binding): Wrap the messages into G_() for easy
	translation.
	* parser.c (cp_parser_postfix_expression, cp_parser_new_type_id)
	(cp_parser_cast_expression, cp_parser_condition, cp_parser_decltype)
	(cp_parser_parameter_declaration)
	(cp_parser_exception_specification_opt)
	(cp_parser_exception_declaration): Likewise.
	* pt.c (check_default_tmpl_args): Likewise.
	* search.c (lookup_field_r): Likewise.

2010-02-09  Jason Merrill  <jason@redhat.com>

	PR c++/42399
	* pt.c (tsubst_copy_and_build): Propagate LAMBDA_EXPR_LOCATION.

2010-02-09  Jason Merrill  <jason@redhat.com>

	PR c++/42370
	* decl2.c (change_return_type): New fn.
	* semantics.c (apply_lambda_return_type): Use it.
	* cp-tree.h: Declare it.

2010-02-05  Richard Guenther  <rguenther@suse.de>

	* Make-lang.in (cp/cp-lang.o): Depend on gt-cp-cp-lang.h.
	* cp-lang.c: Include gt-cp-cp-lang.h.
	* config-lang.in (gtfiles): Add cp/cp-lang.c.

2010-02-05  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42915
	* typeck.c (get_template_parms_of_dependent_type): Try getting
	the template parameters fromt the type itself first.

2010-02-03  Jason Merrill  <jason@redhat.com>

	PR c++/4926
	PR c++/38600
	* mangle.c (write_unqualified_id): Split out from write_expression.
	(write_unqualified_name): Call it.
	(write_member_name): Likewise.
	(write_expression): Support TEMPLATE_ID_EXPR.
	Disambiguate operator names.

	PR c++/12909
	* mangle.c (write_type) [VECTOR_TYPE]: Change mangling with
	-fabi-version=4.

2010-02-02  Jason Merrill  <jason@redhat.com>

	PR c++/41090
	* decl.c (cp_finish_decl): Add local statics to cfun->local_decls.
	* optimize.c (clone_body): Remap their initializers when making base
	variants.
	(maybe_clone_body): Complain if multiple clones aren't safe.

2010-01-29  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42758
	PR c++/42634
	PR c++/42336
	PR c++/42797
	PR c++/42880
	* cp-tree.h (NON_DEFAULT_TEMPLATE_ARGS_COUNT,
	SET_NON_DEFAULT_TEMPLATE_ARGS_COUNT,
	GET_NON_DEFAULT_TEMPLATE_ARGS_COUNT): New accessor macros.
	* pt.c (coerce_template_parms, type_unification_real,
	expand_template_argument_pack, coerce_template_parameter_pack):
	Set the non default template args count.
	(current_template_args): Always set non defaulted
	template args count when compiled with --enable-checking
	(tsubst_template_args, type_unification_real): Propagate the non
	defaulted template args count.
	* error.c (get_non_default_template_args_count): Renamed
	count_non_default_template_args into this. Don't calculate the
	non default template argument count anymore. Use the new
	accessor macros above to get it.
	(dump_template_argument_list, dump_type, dump_decl,
	dump_template_parms): Adjust.
	* parser.c (cp_parser_template_argument_list): Always set defaulted
	template args count when compiled with --enable-checking.

2010-01-29  Shujing Zhao  <pearly.zhao@oracle.com>

	* decl.c (redeclaration_error_message): Wrap the return messages into
	G_() for easy translation.

2010-01-28  Jason Merrill  <jason@redhat.com>

	PR c++/42880
	* semantics.c (begin_class_definition): Don't use type_as_string.

2010-01-28  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42713
	PR c++/42820
	* typeck.c (get_template_parms_of_dependent_type): Factorized
	this out of incompatible_template_type_parms_p
	(incompatible_dependent_types_p): Renamed
	incompatible_template_type_parms_p into this. Make it detect
	two incompatible dependent typedefs too.
	(structural_comptypes): Use incompatible_dependent_types_p.
	* pt.c (get_template_info):
	Handle BOUND_TEMPLATE_TEMPLATE_PARAM.

2010-01-20  Janis Johnson  <janis187@us.ibm.com>
	    Jason Merrill  <jason@redhat.com>

	* mangle.c (write_type): Mangle transparent record as member type.
	* semantics.c (begin_class_definition): Recognize decimal classes
	and set TYPE_TRANSPARENT_AGGR.

2010-01-20  Jason Merrill  <jason@redhat.com>

	PR c++/42338
	* mangle.c (write_expression): Handle tree codes that have extra
	arguments in the middle-end.

2010-01-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/42038
	* except.c (expand_start_catch_block): Deal correctly with
	do_begin_catch returning error_mark_node.

2010-01-20  Jason Merrill  <jason@redhat.com>

	PR c++/41788
	* class.c (layout_class_type): Set packed_maybe_necessary for packed
	non-PODs.

	PR c++/41920
	* semantics.c (build_lambda_object): Call mark_used on captured
	variables.

	PR c++/40750
	* decl.c (grokdeclarator): Clear type_quals for a member function
	declared using a typedef.  Don't complain about adding cv-quals
	to a function typedef in C++0x mode.

2010-01-20  Jakub Jelinek  <jakub@redhat.com>

	* decl.c (create_array_type_for_decl): Remove set but not used
	variable error_msg.  Remove break stmts after return stmts.

2010-01-19  Dodji Seketeli  <dodji@redhat.com>

	* error.c (dump_template_parms, count_non_default_template_args):
	Revert fix of PR c++/42634.

2010-01-18  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42634
	* error.c (dump_template_parms): Use innermost template
	arguments before calling count_non_default_template_args.
	(count_non_default_template_args): We are being called with
	template innermost arguments now. There is no need to ensure
	that again.

2010-01-18  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42766
	* cvt.c (build_expr_type_conversion): Look through OVERLOAD.

2010-01-17  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42697
	*pt.c (tsubst_decl):  Revert commit for PR c++/42697.

2010-01-17  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42697
	*pt.c (tsubst_decl): Get the arguments of a specialization from
	the specialization template, not from the most general template.

2010-01-16  Jason Merrill  <jason@redhat.com>

	PR c++/42761
	* semantics.c (finish_decltype_type): Within a template, treat
	unresolved CALL_EXPR as dependent.

2010-01-15  Dodji Seketeli  <dodji@redhat.com>

	* error.c (dump_template_parms,count_non_default_template_args):
	Revert changes of PR c++/42634.

2010-01-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/42674
	* decl.c (finish_function): Don't emit -Wreturn-type warnings in
	functions with noreturn attribute.

2010-01-14  Jason Merrill  <jason@redhat.com>

	PR c++/42701
	* call.c (build_new_method_call): Don't free the vec here.

	PR c++/42655
	* call.c (convert_like_real): Do full decay_conversion for ck_rvalue.

2010-01-13  Dodji Seketeli  <dodji@redhat.com>

	PR c++/42634
	* error.c (dump_template_parms): Use innermost template
	arguments before calling count_non_default_template_args.
	(count_non_default_template_args): We are being called with
	template innermost arguments now. There is no need to ensure
	that again.

2010-01-07  Dodji Seketeli  <dodji@redhat.com>

	c++/40155
	* pt.c (unify_pack_expansion): In non-deduced contexts, re-use template
	arguments that were previously deduced.

2010-01-05  Jason Merrill  <jason@redhat.com>

	* pt.c (unify_pack_expansion): Handle deduction from init-list.
	* call.c (build_over_call): Don't complain about it.

2010-01-04  Jason Merrill  <jason@redhat.com>

	PR c++/42555
	* pt.c (tsubst_decl): Don't apply type attributes in place.

	PR c++/42567
	* semantics.c (describable_type): Remove decltype comment and
	semantics.


\f
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