[thirdparty/gcc.git] / gcc / c-family / ChangeLog

2012-10-08  Jason Merrill  <jason@redhat.com>

	* c-common.c (c_common_reswords): Add thread_local.

2012-10-08  Dodji Seketeli  <dodji@redhat.com>

	PR c++/53528 C++11 attribute support
	* c-common.h (bitfield_p, cxx_fundamental_alignment_p): Declare
	new functions.
	* c-common.c (check_cxx_fundamental_alignment_constraints): New
	static function.
	(handle_aligned_attribute): In choose strictest alignment
	among many.  Use new check_cxx_fundamental_alignment_constraints.
	(handle_transparent_union_attribute): In c++11 attribute syntax,
	don't look through typedefs.

2012-10-04  Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c (print_ada_declaration): Remove handling of TDF_RAW.
	* c.opt (-fdump-ada-spec, -fdump-ada-spec-slim): Move switch definition
	out of dumpfile.h.

2012-09-25  Dehao Chen  <dehao@google.com>

	PR middle-end/54645
	* c-pch.c (c_common_read_pch): Rebuild the location_adhoc_data
	map when read in the pch.

2012-09-18 Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c: Style fixes.

2012-09-18 Thomas Quinot  <quinot@adacore.com>

	* c.opt (-fada-spec-parent): Define new command line switch.
	* c-ada-spec.c (get_ada_package): When -fada-spec-parent
	is specified, generate binding spec as a child of the specified unit.

2012-09-13  Paolo Carlini  <paolo.carlini@oracle.com>
	    Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/53210
	* c.opt ([Winit-self]): Enabled by -Wall in C++.

2012-08-23  Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c (dump_generic_ada_node): Fix handling of name_only
	for pointers, and add missing Convention C pragma.
	(print_ada_struct_decl): Add missing aliased keyword.
	(dump_ads): Add pragma Ada_2005 and Style_Checks (Off).

2012-08-17  Jakub Jelinek  <jakub@redhat.com>

	* c-common.c (sizeof_pointer_memaccess_warning): New function.
	* c.opt (-Wsizeof-pointer-memaccess): Add new option.
	* c-opts.c (c_common_handle_option): Enable it for -Wall.
	* c-common.h (sizeof_pointer_memaccess_warning): Add prototype.
	* c-common.def (SIZEOF_EXPR): Moved here from cp-tree.def.

2012-08-10  Richard Guenther  <rguenther@suse.de>

	* c-pretty-print.c (pp_c_expression): Handle anonymous SSA names.

2012-08-07  Steven Bosscher  <steven@gcc.gnu.org>

	* c-pretty-print.c (pp_c_function_definition): Use pp_newline_and_flush
	instead of separate pp_newline and pp_flush.
	(print_c_tree): Likewise.

2012-07-26  Richard Henderson  <rth@redhat.com>

	* c-common.c (handle_hot_attribute): Allow labels.
	(handle_cold_attribute): Likewise.

2012-07-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/28656
	* c-common.c (check_function_nonnull): Handle multiple nonnull
	attributes properly.

2012-07-16  Steven Bosscher  <steven@gcc.gnu.org>

	* c-gimplify.c: Include dumpfile.h instead of tree-dump.h.
	* c-ada-spec.c: Likewise.
	* c-dump.c (dump_stmt): Move to cp/dump.c, the only user.

2012-07-14  Steven Bosscher  <steven@gcc.gnu.org>

	* c-pch.c (CHECK_NO_ASM_OUT_DURING_PCH): Do not define.
	Remove code conditional on it.

2012-07-11  Steven Bosscher  <steven@gcc.gnu.org>

	* c-gimplify.c: Do not include basic-block.h.
	* c-common.c: Do not include linfuncs.h.

2012-07-08  Steven Bosscher  <steven@gcc.gnu.org>

	* c-common.h: Include tree.h.

2012-07-02  Jason Merrill  <jason@redhat.com>

	PR c++/53524
	* c-common.c (get_priority): Call default_conversion.

2012-07-01  Uros Bizjak  <ubizjak@gmail.com>

	* c-pch.c (c_common_write_pch): Remove unused variables.

2012-06-29  Steven Bosscher  <steven@gcc.gnu.org>

	* cppspec.c: Moved from gcc/ to here.

2012-06-27  Kai Tietz  <ktietz@redhat.com>

	PR preprocessor/37215
	* c-ppoutput.c (preprocess_file): Check for nonempty buffer.

2012-06-21  Steven Bosscher  <steven@gcc.gnu.org>

	* c-common.h (c_common_print_pch_checksum): Remove.
	* c-pch.c: Do not include output.h.
	(CHECK_NO_ASM_OUT_DURING_PCH): Define and add FIXME.
	(asm_out_file): Define iff CHECK_NO_ASM_OUT_DURING_PCH isdefined.
	(asm_file_startpos): Define iff CHECK_NO_ASM_OUT_DURING_PCH is defined.
	(struct c_pch_header): Remove.
	(get_ident): Update gpch version.
	(pch_init): Do not print executable_checksum to asm_out_file.
	Do not fail if there is no asm_out_file to read back from.  Set
	asm_file_startpos only if CHECK_NO_ASM_OUT_DURING_PCH is defined.
	(c_common_write_pch): Verify that nothing was written to asm_out_file
	since pch_init was called.  Do not write a c_pch_header, and do not
	copy from asm_out_file to the PCH.
	(c_common_read_pch): Do not read a c_pch_header, and do not restore
	the content of asm_out_file from the PCH.
	(c_common_print_pch_checksum): Remove.
	* c-opts.c (c_common_init): Print out executable_checksum directly.

2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>

	* c-target.def (objc_declare_unresolved_class_reference,
	objc_declare_class_definition): Add new hooks.

2012-06-19  Steven Bosscher  <steven@gcc.gnu.org>

	* c-lex.c: Do not include output.h.
	(cb_ident): Try to put out .ident with targetm.asm_out.output_ident.
	Remove uses of ASM_OUTPUT_IDENT.

2012-06-15  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/51033
	* c-common.h (c_build_vec_perm_expr): Move decl here.
	* c-common.c (c_build_vec_perm_expr): Move definition
	here.

2012-06-06  Steven Bosscher  <steven@gcc.gnu.org>

	* c.opt (fconserve-space): Turn into a no-op.

2012-06-04  Sterling Augustine  <saugustine@google.com>

	* c-pretty-print.h (pp_c_flag_gnu_v3): New enumerator.
	* c-pretty-print.c (pp_c_specifier_qualifier_list): Check it at
	both the start and end of the function.

2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>

	* c-common.c: Do not include output.h.
	* c-pragma.c: Likewise.

2012-06-04  Steven Bosscher  <steven@gcc.gnu.org>

	* error.c (dump_decl): Check pp_c_flag_gnu_v3.
	(decl_as_dwarf_string, lang_decl_dwarf_name): New functions.
	(lang_decl_name): Handle namespace decls.

2012-05-31  Steven Bosscher  <steven@gcc.gnu.org>

	* c-ada-spec.c: Do not include output.h.
	* c-semantics.c: Likewise.

2012-05-29  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c: Fix typo.

2012-05-29  Michael Matz  <matz@suse.de>

	* c-common.h (c_expand_decl): Remove prototype.

2012-05-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c.opt (Wmissing-braces): Use LangEnabledBy(C ObjC,Wall).
	* c-opts.c (c_common_handle_option): Remove code handling
	warn_missing_braces.

2012-05-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/25137
	* c-opts.c (c_common_handle_option): For C++ -Wall doesn't enable
	-Wmissing_braces.

2012-05-22  Dodji Seketeli  <dodji@redhat.com>

	PR c++/53322
	* c.opt (Wunused-local-typedefs): Use EnabledBy(Wunused).

2012-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c.opt (--pedantic-errors,-pedantic-errors): Do not handle here.
	* c-opts.c (c_common_handle_option): Do not handle explicitly
	Wreturn-type, Wwrite-strings, warn_ecpp, and -pedantic-errors.

2012-05-16  Dodji Seketeli  <dodji@redhat.com>

	PR preprocessor/7263
	* c-lex.c (c_lex_with_flags):  Pass a virtual location to the call
	to cpp_classify_number.  For diagnostics, use the precise location
	instead of the global input_location.

2012-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/11856
	* c-common.c (shorten_compare): Check c_inhibit_evaluation_warnings.

2012-05-14  Bernd Schmidt  <bernds@codesourcery.com>

	* c-common.c (DEF_ATTR_STRING): Define and undefine as necessary.

2012-05-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 53063
	* c.opt (Wc++0X-compat,Wdelete-non-virtual-dtor,Wjump-misses-init,
	Wreorder): Use LangEnabledBy.
	* c-opts.c (c_common_handle_option): Do not enable them
	explicitly. Call lang-specific generated functions.
	(c_common_post_options): Do not set them here.

2012-05-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c.opt (Wclobbered,Wempty-body,Wignored-qualifiers,
	Wmissing-field-initializers,Wmissing-parameter-type,
	Wold-style-declaration,Woverride-init): Use EnabledBy.
	* c-opts.c (c_common_post_options): Do not set here explicitly.

2012-05-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 53063
	* c-opts.c (c_common_handle_option): Use handle_generated_option
	to enable sub-options.

2012-05-10  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53158
	* c-common.c (warnings_for_convert_and_check): Use warning_at.

2012-05-10  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_sizeof_or_alignof_type): Remove assert and
	adjust commentary about TYPE_IS_SIZETYPE types.

2012-05-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/53261
	* c-common.c (warn_logical_operator): Check that argument of
	integer_zerop is not NULL.

2012-05-05  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/43772
	* c-common.c (warn_logical_operator): Do not warn if either side
	is already true or false.

2012-05-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/51712
	* c-common.c (expr_original_type): New.
	(shorten_compare): Do not warn for enumeration types.

2012-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c.opt (fpermissive): Add Var(flag_permissive).

2012-04-30  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/51033
	* c-common.c (convert_vector_to_pointer_for_subscript): New function.
	* c-common.h (convert_vector_to_pointer_for_subscript): Declare it.

2012-04-30  Dodji Seketeli  <dodji@redhat.com>

	Add -Wvarargs option
	* c.opt (Wvarargs):  Define new option.

2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-common.c (check_function_arguments): Replace
	Wmissing-format-attribute with Wsuggest-attribute=format.

2012-04-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c.opt (Wsuggest-attribute=format): New. Alias of
	Wmissing-format-attribute.
	* c-format.c (decode_format_type): Replace
	Wmissing-format-attribute with Wsuggest-attribute=format.
	(check_function_format): Likewise.

2012-04-27  Ollie Wild  <aaw@google.com>

	* c-common.c: Add CPP_W_LITERAL_SUFFIX mapping.
	* c-opts.c (c_common_handle_option): Handle OPT_Wliteral_suffix.
	* c.opt: Add Wliteral-suffix.

2012-04-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/44774
	* c.opt (Wpedantic): New.
	(pedantic): Alias Wpedantic.
	* c-opts.c (c_common_handle_option): Replace -pedantic with -Wpedantic.
	(c_common_post_options): Likewise.
	(sanitize_cpp_opts): Likewise.
	* c-lex.c (interpret_float): Likewise.
	* c-format.c (check_format_types): Likewise.
	* c-common.c (pointer_int_sum): Likewise.
	(c_sizeof_or_alignof_type): Likewise.
	(c_add_case_label): Likewise.
	(c_do_switch_warnings): Likewise.
	* c-pragma.c (handle_pragma_float_const_decimal64): Likewise.

2012-04-15  Jason Merrill  <jason@redhat.com>

	PR c++/52818
	* c-format.c (CPLUSPLUS_STD_VER): C++11 inherits from C99.
	(C_STD_NAME): Distinguish between C++98 and C++11.

2012-04-11  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/52624
	* c-common.h (uint16_type_node): Rename into...
	(c_uint16_type_node): ...this.
	* c-common.c (c_common_nodes_and_builtins): Adjust for above renaming.
	* c-cppbuiltin.c (builtin_define_stdint_macros): Likewise.

2012-04-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-common.c (warn_if_unused_value): Move definition to here.
	* c-common.h (warn_if_unused_value): Move declaration to here.

2012-03-23  William Bader  <williambader@hotmail.com>

	* c-lex.c (c_lex_with_flags): Avoid declarations after stmts.

2012-03-20  Jason Merrill  <jason@redhat.com>

	* c-common.h (enum cxx_dialect): Add cxx1y.
	* c-common.c (c_common_nodes_and_builtins): Use >= for cxx_dialect
	test.
	* c-cppbuiltin.c (c_cpp_builtins): Likewise.
	* c-opts.c (c_common_post_options): Likewise.
	(set_std_cxx1y): New.
	(c_common_handle_option): Call it.
	* c.opt (-std=c++1y, -std=gnu++1y): New flags.

2012-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/14710
	* c.opt ([Wuseless-cast]): Add.

2012-03-16  Richard Guenther  <rguenther@suse.de>

	* c-pretty-print.c (pp_c_initializer_list): Adjust.

2012-03-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/44783
	* c.opt (ftemplate-backtrace-limit) Add.

2012-03-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* c-cppbuiltin.c (c_cpp_builtins): Remove #pragma extern_prefix
	handling.
	* c-pragma.c (handle_pragma_extern_prefix): Remove.
	(init_pragma): Don't register extern_prefix.

2012-03-12  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_common_get_narrower): Use c_common_type_for_size.
	(builtin_type_for_size): Likewise.

2012-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR c++/52215
	* c-common.c (sync_resolve_params): Don't decide whether to convert
	or not based on TYPE_SIZE comparison, convert whenever arg_type
	is unsigned INTEGER_TYPE.

2012-02-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c/52118
	* c.opt ([Wunused-local-typedefs]): Fix description.

2012-01-24  Mike Stump  <mikestump@comcast.net>

	* c-common.c (c_common_type_for_mode): Match signed/unsigned types
	exactly.

2012-01-18  Richard Guenther  <rguenther@suse.de>

	* c-opts.c (c_common_post_options): Reset LTO flags if
	we are about to generate a PCH.

2012-01-17  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51777
	* c-pretty-print.c (pp_c_integer_constant): For unsigned constants
	use pp_unsigned_wide_integer.

2012-01-10  Richard Guenther  <rguenther@suse.de>

	PR middle-end/51806
	* c-opts.c (c_common_handle_option): Move -Werror handling
	to language independent code.

2012-01-05  Richard Guenther  <rguenther@suse.de>

	PR middle-end/51764
	* c.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move here
	from common.opt.

2011-12-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51316
	* c-common.c (c_sizeof_or_alignof_type): In C++ allow for alignof
	of array types with an unknown bound.

2011-12-20  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (flag_isoc99): Update comment to refer to C11.
	(flag_isoc1x): Change to flag_isoc11.
	* c-common.h (flag_isoc99): Update comment to refer to C11.
	(flag_isoc1x): Change to flag_isoc11.
	* c-cppbuiltin.c (cpp_atomic_builtins): Change comment to refer to
	C11.
	* c-opts.c (set_std_c1x): Change to set_std_c11.
	(c_common_handle_option): Handle OPT_std_c11 and OPT_std_gnu11.
	Call set_std_c11.
	(set_std_c89, set_std_c99, set_std_c11): Use flag_isoc11.
	(set_std_c1): Use CLK_STDC11 and CLK_GNUC11.
	* c.opt (std=c1x): Change to std=c11.  Document as non-draft
	standard.
	(std=c1x, std=iso9899:2011): Add as aliases of std=c11.
	(std=gnu1x): Change to std=gnu11.  Refer to non-draft standard.
	(std=gnu1x): Make alias of std=gnu11.

2011-12-19  Jason Merrill  <jason@redhat.com>

	PR c++/51228
	* c-common.c (handle_transparent_union_attribute): Check the first
	field if the type is complete.

2011-12-15  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/51365
	* c-common.c (RID_IS_FINAL): Add.
	* c-common.h (RID_IS_FINAL): Add.

2011-11-30  Iain Sandoe  <iains@gcc.gnu.org>

	* c.opt (fgnu-runtime): Provide full description.
	(fnext-runtime): Likewise.
	* c-opts.c (OPT_fgnu_runtime, OPT_fnext_runtime) Remove.

2011-11-28  Andrew MacLeod  <amacleod@redhat.com>

	* c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
	predefines in one place.  Add LOCK_FREE predefines.
	(c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
	new func.

2011-11-24  Andrew MacLeod  <amacleod@redhat.com>

	PR c/51256
	* c-common.c (get_atomic_generic_size): Check for various error
	conditions
	(resolve_overloaded_atomic_exchange,
	resolve_overloaded_atomic_compare_exchange,
	resolve_overloaded_atomic_load, resolve_overloaded_atomic_store): Return
	error_mark_node for error conditions.

2011-11-08  Richard Guenther  <rguenther@suse.de>

	PR middle-end/51010
	c-family/

2011-11-07  Richard Henderson  <rth@redhat.com>
	    Aldy Hernandez  <aldyh@redhat.com>
	    Torvald Riegel  <triegel@redhat.com>

	Merged from transactional-memory.

	* c-common.c (handle_tm_wrap_attribute,
	handle_tm_attribute, ignore_attribute, parse_tm_stmt_attr): New.
	(struct c_common_reswords): Added __transaction* keywords.
	(struct c_common_attribute_table): Added transaction* and tm_regparm
	attributes.
	* c-common.h: Added RID_TRANSACTION*. Added TM_ATTR* and TM_STMT*
	masks.
	(parse_tm_stmt_attr, tm_attr_to_mask, tm_mask_to_attr,
	find_tm_attribute): Declare.

2011-11-07  Jason Merrill  <jason@redhat.com>

	PR c++/35688
	* c-common.c, c-common.h: Revert yesterday's changes.

2011-11-06  Jason Merrill  <jason@redhat.com>

	PR c++/35688
	* c-common.c (decl_has_visibility_attr): Split out from...
	(c_determine_visibility): ...here.
	* c-common.h: Declare it.

2011-11-06  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (c_common_reswords): Add _Alignas and _Alignof.
	(c_sizeof_or_alignof_type): Diagnose alignof applied to a function
	type.
	(check_user_alignment): New.  Split out of
	handle_aligned_attribute.  Disallow integer constants with
	noninteger types.  Conditionally allow zero.
	(handle_aligned_attribute): Use check_user_alignment.
	* c-common.h (RID_ALIGNAS, check_user_alignment): New.

2011-11-06  Andrew MacLeod  <amacleod@redhat.com>
	    Richard Henderson  <rth@redhat.com>

	Merged from cxx-mem-model.

	* c-cppbuiltin.c (c_cpp_builtins): Test both atomic and sync patterns.
	* c-common.c (sync_resolve_params, sync_resolve_return): Only tweak
	parameters that are the same type size.
	(get_atomic_generic_size): New.  Find size of generic
	atomic function parameters and do typechecking.
	(add_atomic_size_parameter): New.  Insert size into parameter list.
	(resolve_overloaded_atomic_exchange): Restructure __atomic_exchange to
	either __atomic_exchange_n or external library call.
	(resolve_overloaded_atomic_compare_exchange): Restructure
	__atomic_compare_exchange to either _n variant or external library call.
	(resolve_overloaded_atomic_load): Restructure __atomic_load to either
	__atomic_load_n or an external library call.
	(resolve_overloaded_atomic_store): Restructure __atomic_store to either
	__atomic_store_n or an external library call.
	(resolve_overloaded_builtin): Handle new __atomic builtins.

2011-11-04  Eric Botcazou  <ebotcazou@adacore.com>

	PR c++/50608
	* c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Call fold_offsetof_1.
	(fold_offsetof_1): Make global.  Remove STOP_REF argument and adjust.
	<INDIRECT_REF>: Return the argument.
	<ARRAY_REF>: Remove special code for negative offset.
	Call fold_build_pointer_plus instead of size_binop.
	(fold_offsetof): Remove STOP_REF argument and adjust.
	* c-common.h (fold_offsetof_1): Declare.
	(fold_offsetof): Remove STOP_REF argument.

2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50810
	* c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
	of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
	Wnarrowing for C++0x and C++98.
	* c.opt ([Wnarrowing]): Update.

2011-11-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/44277
	* c.opt: Add Wzero-as-null-pointer-constant.

2011-10-31  Jason Merrill  <jason@redhat.com>

	* c.opt (-fdeduce-init-list): Off by default.

	PR c++/50920
	* c-common.h (cxx_dialect): Add cxx11 and cxx03.
	* c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
	and -Wc++11-compat.
	* c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.

2011-10-27  Roberto Agostino Vitillo  <ravitillo@lbl.gov>

	PR c++/30066
	* c.opt (fvisibility-inlines-hidden): Description change.

2011-10-26  Ed Smith-Rowland  <3dw4rd@verizon.net>

	Implement C++11 user-defined literals.
	* c-common.c (build_userdef_literal): New.
	* c-common.def: New tree code.
	* c-common.h (tree_userdef_literal): New tree struct and accessors.
	* c-lex.c (interpret_float): Add suffix parm.
	(c_lex_with_flags): Build literal tokens.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50841
	Revert:
	2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50810
	* c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
	of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
	Wnarrowing for C++0x and C++98.
	* c.opt ([Wnarrowing]): Update.

2011-10-23  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50810
	* c-opts.c (c_common_handle_option): Enable -Wnarrowing as part
	of -Wall; include -Wnarrowing in -Wc++0x-compat; adjust default
	Wnarrowing for C++0x and C++98.
	* c.opt ([Wnarrowing]): Update.

2011-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/45385
	* c-common.c (conversion_warning): Remove code looking for
	artificial operands.

2011-10-18  Dodji Seketeli  <dodji@redhat.com>

	PR bootstrap/50760
	* c-lex.c (fe_file_change): Use LINEMAP_SYSP when
	!NO_IMPLICIT_EXTERN_C.

2011-10-17  Michael Spertus  <mike_spertus@symantec.com>

	* c-common.c (c_common_reswords): Add __bases,
	__direct_bases.
	* c-common.h: Add RID_BASES and RID_DIRECT_BASES.

2011-10-17  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50757
	* c.opt ([Wnonnull]): Add C++ and Objective-C++.

2011-10-15  Tom Tromey  <tromey@redhat.com>
	    Dodji Seketeli  <dodji@redhat.com>

	* c.opt (fdebug-cpp): New option.
	* c-opts.c (c_common_handle_option): Handle the option.
	* c-ppoutput.c (maybe_print_line_1): New static function. Takes an
	output stream in parameter. Factorized from ...
	(maybe_print_line): ... this. Dump location debug information when
	-fdebug-cpp is in effect.
	(print_line_1): New static function. Takes an output stream in
	parameter. Factorized from ...
	(print_line): ... here. Dump location information when -fdebug-cpp
	is in effect.
	(scan_translation_unit): Dump location information when
	-fdebug-cpp is in effect.

2011-10-15  Tom Tromey  <tromey@redhat.com>
	    Dodji Seketeli  <dodji@redhat.com>

	* c.opt (ftrack-macro-expansion): New option. Handle it with and
	without argument.
	* c-opts.c (c_common_handle_option)<case
	OPT_ftrack_macro_expansion_, case OPT_ftrack_macro_expansion>: New
	cases. Handle -ftrack-macro-expansion with and without argument.

2011-10-15  Tom Tromey  <tromey@redhat.com>
	    Dodji Seketeli  <dodji@redhat.com>

	* c-ppoutput.c (scan_translation_unit, maybe_print_line)
	(print_line, cb_define, do_line_change): Adjust to avoid touching
	the internals of struct line_map.  Use the public API instead.
	* c-pch.c (c_common_read_pch): Likewise.
	* c-lex.c (fe_file_change): Likewise.

2011-10-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/17212
	* c.opt ([Wformat-zero-length]): Add C++ and Objective-C++.

2011-10-11  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/33067
	* c-pretty-print.c (pp_c_floating_constant): Output
	max_digits10 (in the ISO C++ WG N1822 sense) decimal digits.

2011-10-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* c-common.c (def_builtin_1): Delete old interface with two
	parallel arrays to hold standard builtin declarations, and replace
	it with a function based interface that can support creating
	builtins on the fly in the future.  Change all uses, and poison
	the old	names.  Make sure 0 is not a legitimate builtin index.
	* c-omp.c (c_finish_omp_barrier): Ditto.
	(c_finish_omp_taskwait): Ditto.
	(c_finish_omp_flush): Ditto.

2011-10-11  Tristan Gingold  <gingold@adacore.com>

	* c.opt: (fallow-parameterless-variadic-functions): New.

2011-09-08  Dodji Seketeli  <dodji@redhat.com>

	PR c++/33255 - Support -Wunused-local-typedefs warning
	* c-common.h (struct c_language_function::local_typedefs): New
	field.
	(record_locally_defined_typedef, maybe_record_typedef_use)
	(maybe_warn_unused_local_typedefs): Declare new functions.
	* c-common.c (record_locally_defined_typedef)
	(maybe_record_typedef_use)
	(maybe_warn_unused_local_typedefs): Define new functions.
	* c.opt: Declare new -Wunused-local-typedefs flag.

2011-09-06  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/50266
	* c-common.c (c_fully_fold_internal) <ADDR_EXPR>: Fold offsetof-like
	computations.

2011-09-05  Richard Guenther  <rguenther@suse.de>

	* c-common.c (complete_array_type): Use ssize_int (-1) instead
	of integer_minus_one_node for empty array upper bounds.

2011-08-28  Dodji Seketeli  <dodji@redhat.com>

	* c-pch.c (c_common_read_pch): Call linemap_add with LC_ENTER as
	it's the first time it's being called on this main TU.

2011-08-24  Richard Guenther  <rguenther@suse.de>

	PR c/49396
	* c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Fix conditional.

2011-08-22  Gabriel Charette  <gchare@google.com>

	* c-opts.c (c_finish_options): Force BUILTINS_LOCATION for tokens
	defined in cpp_init_builtins and c_cpp_builtins.

2011-08-19  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (c_common_reswords): Add __builtin_complex.
	* c-common.h (RID_BUILTIN_COMPLEX): New.

2011-08-18  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (c_common_reswords): Add _Noreturn.
	(keyword_is_function_specifier): Handle RID_NORETURN.
	* c-common.h (RID_NORETURN): New.

2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>

	* c-common.c (unsafe_conversion_p): New function. Check if it is
	unsafe to convert an expression to the type.
	(conversion_warning): Adjust, use unsafe_conversion_p.
	* c-common.h (unsafe_conversion_p): New function declaration.

2011-08-02  Jakub Jelinek  <jakub@redhat.com>

	* c-common.h (c_finish_omp_atomic): Adjust prototype.
	(c_finish_omp_taskyield): New prototype.
	* c-omp.c (c_finish_omp_atomic): Add OPCODE, V, LHS1 and RHS1
	arguments. Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and
	OMP_ATOMIC_CAPTURE_NEW in addition to OMP_ATOMIC.  If LHS1
	or RHS1 have side-effects, evaluate those too in the right spot,
	if it is a decl and LHS is also a decl, error out if they
	aren't the same.
	(c_finish_omp_taskyield): New function.
	* c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP to 201107.
	* c-pragma.c (omp_pragmas): Add taskyield.
	* c-pragma.h (enum pragma_kind): Add PRAGMA_OMP_TASKYIELD.
	(enum pragma_omp_clause): Add PRAGMA_OMP_CLAUSE_FINAL and
	PRAGMA_OMP_CLAUSE_MERGEABLE.

2011-07-25  Dodji Seketeli  <dodji@redhat.com>

	* c-common.h (set_underlying_type): Remove parm name from
	declaration.

2011-07-25  Romain Geissler  <romain.geissler@gmail.com>

	* c-pretty-print.h: Search c-common.h in c-family.

2011-07-22  Jason Merrill  <jason@redhat.com>

	PR c++/49793
	* c.opt (Wnarrowing): New.

	PR c++/30112
	* c-common.h: Declare c_linkage_bindings.
	* c-pragma.c (handle_pragma_redefine_extname): Use it.

	PR c++/49813
	* c-opts.c (set_std_cxx0x): Set flag_isoc94 and flag_isoc99.
	* c-pretty-print.c (pp_c_cv_qualifiers): Check c_dialect_cxx as well
	as flag_isoc99 for 'restrict'.
	(pp_c_specifier_qualifier_list): Likewise for _Complex.

2011-07-21  Ian Lance Taylor  <iant@google.com>

	PR middle-end/49705
	* c-common.c (c_disable_warnings): New static function.
	(c_enable_warnings): New static function.
	(c_fully_fold_internal): Change local unused_p to bool.  Call
	c_disable_warnings and c_enable_warnings rather than change
	c_inhibit_evaluation_warnings.

2011-07-20  Jason Merrill  <jason@redhat.com>

	PR c++/6709 (DR 743)
	PR c++/42603 (DR 950)
	* c-common.h (CPP_KEYWORD, CPP_TEMPLATE_ID): Move from cp/parser.h.
	(CPP_NESTED_NAME_SPECIFIER, N_CP_TTYPES): Likewise.
	(CPP_DECLTYPE): New.
	* c-common.c (c_parse_error): Handle CPP_DECLTYPE.

2011-07-19  Richard Guenther  <rguenther@suse.de>

	* c-common.c (pointer_int_sum): Use fold_build_pointer_plus.
	* c-omp.c (c_finish_omp_for): Likewise.

2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>

	* c-ada-spec.c (dump_nested_types): Put semi-colon after empty loop
	body on the next line.

2011-07-08  Jason Merrill  <jason@redhat.com>

	PR c++/45437
	* c-omp.c (check_omp_for_incr_expr): Handle preevaluation.

	PR c++/49673
	* c-common.c (c_apply_type_quals_to_decl): Don't check
	TYPE_NEEDS_CONSTRUCTING.

2011-07-06  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_common_nodes_and_builtins):
	Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.

2011-07-05  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_common_nodes_and_builtins): Build all common
	tree nodes first.

2011-06-27  Jakub Jelinek  <jakub@redhat.com>

	* c-common.h (c_tree_chain_next): New static inline function.

	* c-common.c (check_builtin_function_arguments): Handle
	BUILT_IN_ASSUME_ALIGNED.

2011-06-21  Andrew MacLeod  <amacleod@redhat.com>

	* c-common.c: Add sync_ or SYNC__ to builtin names.
	* c-omp.c: Add sync_ or SYNC__ to builtin names.

2011-06-20  Pierre Vittet  <piervit@pvittet.com>

	* c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
	handler.
	(gen_pragma_handler): New union.
	(internal_pragma_handler): New type.
	(c_register_pragma_with_data)
	(c_register_pragma_with_expansion_and_data): New functions.

	* c-pragma.c (registered_pragmas, c_register_pragma_1)
	(c_register_pragma, c_register_pragma_with_expansion)
	(c_invoke_pragma_handler): Changed to work with
	internal_pragma_handler.
	(c_register_pragma_with_data)
	(c_register_pragma_with_expansion_and_data): New functions.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c: Include common/common-target.h.
	(handle_section_attribute): Use
	targetm_common.have_named_sections.
	* c-cppbuiltin.c: Include common/common-target.h.
	(c_cpp_builtins): Use targetm_common.except_unwind_info.

2011-06-10  Richard Guenther  <rguenther@suse.de>

	* c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
	to print a IDENTIFIER_NODE.

2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Joseph Myers  <joseph@codesourcery.com>

	* c.opt (fbuilding-libgcc): New option.
	* c-cppbuiltin.c (c_cpp_builtins): Define
	__LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.

2011-06-07  Jason Merrill  <jason@redhat.com>

	* c-common.c (max_tinst_depth): Lower default to 900.

	* c-format.c (gcc_cxxdiag_char_table): Add 'S' format.

2011-06-07  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_common_nodes_and_builtins): Do not set
	size_type_node or call set_sizetype.

2011-06-07  Dodji Seketeli  <dodji@redhat.com>

	PR debug/49130
	* c-pretty-print.c (pp_c_integer_constant): Consider the canonical
	type when using pointer comparison to compare types.

2011-06-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* c.opt: Add -Wdelete-non-virtual-dtor.
	* c-opts.c (c_common_handle_option): Include it in -Wall.

2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>

	PR bootstrap/49190

	Revert:
	2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (struct c_common_identifier): Inherit from tree_typed,
	not tree_common.

2011-05-27  Jakub Jelinek  <jakub@redhat.com>

	PR c++/49165
	* c-common.c (c_common_truthvalue_conversion) <case COND_EXPR>: For
	C++ don't call c_common_truthvalue_conversion on void type arms.

2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (struct stmt_tree_s) [x_cur_stmt_list]: Change to a VEC.
	(stmt_list_stack): Define.
	(cur_stmt_list): Adjust for new type of x_cur_stmt_list.
	* c-semantics.c (push_stmt_list, pop_stmt_list): Likewise.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (warning_candidate_p): Check for BLOCKs.

2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (struct c_common_identifier): Inherit from tree_typed,
	not tree_common.

2011-05-25  Jakub Jelinek  <jakub@redhat.com>

	* c-common.c (def_fn_type): Remove extra va_end.

2011-05-23  Jason Merrill  <jason@redhat.com>

	PR c++/48106
	* c-common.c (c_common_get_narrower): New.
	(shorten_binary_op, shorten_compare, warn_for_sign_compare): Use it.

2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (check_function_arguments): Tweak prototype of
	check_function_arguments.
	* c-common.c (check_function_arguments): Likewise.  Adjust
	calls to check_function_nonnull, check_function_format, and
	check_function_sentinel.
	(check_function_sentinel): Take a FUNCTION_TYPE rather than
	separate attributes and typelist arguments.  Use
	FOREACH_FUNCTION_ARGS to iterate over argument types.

2011-05-15  Paolo Carlini  <paolo.carlini@oracle.com>

	* c-common.c (c_common_reswords): Reorder.
	* c-common.h (rid): Likewise.

2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (def_fn_type): Don't call build_function_type, call
	build_function_type_array or build_varargs_function_type_array
	instead.
	(c_common_nodes_and_builtins): Likewise.

2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (c_add_case_label): Omit the loc argument to
	build_case_label.
	* c-common.h (build_case_label): Remove.
	* c-semantics.c (build_case_label): Remove.

2011-05-05  Joseph Myers  <joseph@codesourcery.com>

	* c-objc.h (objc_start_method_definition): Update prototype.
	* stub-objc.c (objc_start_method_definition): Add extra parameter.

2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (check_main_parameter_types): Reindent.  Don't use
	TYPE_ARG_TYPES directly.
	(handle_nonnull_attribute): Likewise.
	(sync_resolve_params): Likewise.
	* c-format.c (handle_format_arg_attribute): Likewise.  Adjust call
	to check_format_string.
	(handle_format_attribute): Likewise.
	(check_format_string): Take a function type to examine instead of
	a type list.  Use a function_arg_iterator to step through argument
	types.

2011-05-04  Richard Guenther  <rguenther@suse.de>

	* c-common.c (fix_string_type): Use size_int for index type bounds.
	(start_fname_decls): Do not pass NULL to build_int_cst.
	(c_init_attributes): Likewise.
	* c-lex.c (c_lex_with_flags): Likewise.

2011-04-27  Jason Merrill  <jason@redhat.com>

	* c-common.c (make_tree_vector_from_list): New.
	* c-common.h: Declare it.

2011-04-26  Richard Guenther  <rguenther@suse.de>

	PR preprocessor/48248
	* c-ppoutput.c (maybe_print_line): Always optimize newlines
	for output size with -P.

2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* c-common.c (struct c_common_resword): Add __underlying_type.
	* c-common.h (enum rid): Add RID_UNDERLYING_TYPE.

2011-04-20  Jim Meyering  <meyering@redhat.com>

	* c-format.c (init_dollar_format_checking): Remove useless
	if-before-free.

2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-objc.h (objc_get_interface_ivars): Removed.
	(objc_detect_field_duplicates): New.
	* stub-objc.c: Likewise.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* stub-objc.c (objc_declare_protocols): Renamed to
	objc_declare_protocol.
	* c-objc.h: Likewise.

2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>

	* stub-objc.c (objc_declare_class): Updated argument name.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (c_common_init_ts): Declare.
	* c-common.c (c_common_init_ts): Define.

2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-objc.h (objc_build_message_expr): Updated prototype.
	* stub-objc.c (objc_build_message_expr): Likewise.

2011-04-12  Martin Jambor  <mjambor@suse.cz>

	* c-gimplify.c (c_genericize): Call cgraph_get_create_node instead
	of cgraph_node.

2011-04-11  Richard Guenther  <rguenther@suse.de>

	* c-common.c (complete_array_type): Build a range type of
	proper type.

2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (handle_sentinel_attribute): Don't use TYPE_ARG_TYPES.
	(handle_type_generic_attribute): Likewise.

2011-04-07  Jason Merrill  <jason@redhat.com>

	PR c++/48450
	* c-common.c (c_common_truthvalue_conversion): Don't ignore
	conversion from C++0x scoped enum.

2011-04-06  Joseph Myers  <joseph@codesourcery.com>

	* c-target-def.h: New file.
	* c-target.def: New file.
	* c-target.h: New file.
	* c-common.c (targetcm): Don't define here.
	* c-common.h (default_handle_c_option): Declare.
	* c-format.c: Include c-target.h instead of target.h.
	* c-opts.c: Include c-target.h instead of target.h.  Explicitly
	include tm.h.
	(default_handle_c_option): Move from targhooks.c.

2011-03-29  Jakub Jelinek  <jakub@redhat.com>

	PR preprocessor/48248
	* c-ppoutput.c (print): Add src_file field.
	(init_pp_output): Initialize it.
	(maybe_print_line): Don't optimize by adding up to 8 newlines
	if map->to_file and print.src_file are different file.
	(print_line): Update print.src_file.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

	* c-ada-spec.c (compare_comment): Use filename_cmp
	instead of strcmp for filename.

2011-03-25  Jeff Law  <law@redhat.com>

	* c-family/c-common.c (def_fn_type): Add missing va_end.

2011-03-25  Jason Merrill  <jason@redhat.com>

	* c.opt: Add -std=c++03.

2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>

	* c-ada-spec.c (dump_ada_template): Skip non-class instances.

2011-03-17  Kai Tietz

	PR target/12171
	* c-pretty-print.c (pp_c_specifier_qualifier_list):
	Display allowed attributes for function pointer types.
	(pp_c_attributes_display): New function to display
	attributes having affects_type_identity flag set to true.
	* c-pretty-print.h (pp_c_attributes_display): New prototype.

	* c-common.c (c_common_attribute_table):
	Add new element.
	(c_common_format_attribute_table): Likewise.

2011-03-18  Jason Merrill  <jason@redhat.com>

	* c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
	* c-common.h: Don't declare it here.
	* c-common.c: Or define it here.
	* c-opts.c (c_common_handle_option): Or set it here.

	PR c++/35315
	* c-common.c (handle_transparent_union_attribute): Don't
	make a duplicate type in C++.

2011-03-15  Jason Merrill  <jason@redhat.com>

	* c-common.c (max_constexpr_depth): New.
	* c-common.h: Declare it.
	* c-opts.c (c_common_handle_option): Set it.
	* c.opt (fconstexpr-depth): New option.

2011-03-11  Jason Merrill  <jason@redhat.com>

	* c-common.c (attribute_takes_identifier_p): Add missing const.

	PR c++/46803
	* c-common.c (attribute_takes_identifier_p): Assume that an
	unknown attribute takes an identifier.

2011-03-07  Nathan Froyd  <froydnj@codesourcery.com>

	PR c/47786
	* c-common.c (c_type_hash): Call list_length instead of iterating
	through DECL_CHAIN.  Rename 'i' to 'n_elements'.

2011-02-19  Jakub Jelinek  <jakub@redhat.com>

	PR c/47809
	* c-common.c (c_fully_fold_internal): Handle VIEW_CONVERT_EXPR.

2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>

	* c.opt (fobjc-abi-version=) New.
	(fobjc-nilcheck): New.

2011-02-03  Nathan Froyd  <froydnj@codesourcery.com>

	PR c++/46890
	* c-common.h (keyword_is_decl_specifier): Declare.
	* c-common.c (keyword_is_decl_specifier): Define.
	(keyword_is_function_specifier): New function.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR c/47473
	* c-lex.c (interpret_float): If CPP_N_IMAGINARY, ensure
	EXCESS_PRECISION_EXPR is created with COMPLEX_TYPE instead of
	REAL_TYPE.

2011-01-26  Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c (dump_generic_ada_node): Avoid dereferencing null type.

2011-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR pch/47430
	* c-opts.c (c_common_post_options): Call c_common_no_more_pch
	after init_c_lex if pch_file is set.

2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR c++/43601
	* c.opt (-fkeep-inline-dllexport): New switch.

2011-01-12  Richard Guenther  <rguenther@suse.de>

	PR middle-end/32511
	* c-common.c (handle_weak_attribute): Warn instead of error
	on declaring an inline function weak.

2011-01-05  Tom Tromey  <tromey@redhat.com>

	* c-common.h (lvalue_error): Update.
	* c-common.c (lvalue_error): Add 'loc' argument.  Call error_at,
	not error.

2010-12-29  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR objc/47075
	* c-objc.h (objc_finish_message_expr): Added argument to
	prototype.

2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (handle_nonnull_attribute, handle_sentinel_attribute):
	Use prototype_p.

2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-objc.h (objc_maybe_warn_exceptions): New.
	* stub-objc.c (objc_maybe_warn_exceptions): New.

2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (readonly_error): Declare.
	* c-common.c (readonly_error): Define.

2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.h (invalid_indirection_error): Declare.
	* c-common.c (invalid_indirection_error): Define.

2010-12-03  Richard Guenther  <rguenther@suse.de>

	PR c/46745
	* c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
	(pp_c_unary_expression): Likewise.
	(pp_c_expression): Likewise.

2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_finish_function): New.
	(objc_non_volatilized_type): Removed.
	(objc_type_quals_match): Removed.
	* stub-objc.c (objc_finish_function): New.
	(objc_non_volatilized_type): Removed.
	(objc_type_quals_match): Removed.

2010-11-30  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (parse_optimize_options): Declare.
	* c-cppbuiltin.c, c-format.c, c-gimplify.c, c-lex.c, c-omp.c,
	c-pch.c, c-pragma.c, c-semantics.c: Don't include toplev.h.

2010-11-29  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (check_deps_environment_vars): Use getenv instead of
	GET_ENVIRONMENT.
	* c-pch.c (O_BINARY): Don't define here.
	* c-pragma.h: Include "cpplib.h" instead of <cpplib.h>.

2010-11-25  Joseph Myers  <joseph@codesourcery.com>

	* c-cppbuiltin.c (c_cpp_builtins): Pass &global_options to
	targetm.except_unwind_info.

2010-11-23  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_handle_option): Pass location to
	set_struct_debug_option.

2010-11-23  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (visibility_options): Move from ../opts.c.
	* c-common.h (struct visibility_flags, visibility_options):
	Declare here.
	* c-opts.c (finish_options): Rename to c_finish_options.
	(c_common_init): Update call to finish_options.

2010-11-22  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR objc/34033
	* c-lex.c (lex_string): Check that each string in an Objective-C
	string concat sequence starts with either one or zero '@', and
	that there are no spurious '@' signs at the end.

2010-11-20  Joseph Myers  <joseph@codesourcery.com>

	* c-pragma.c: Remove conditionals on HANDLE_PRAGMA_PACK,
	HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_PRAGMA_WEAK and
	HANDLE_PRAGMA_VISIBILITY.
	* c-pragma.h (HANDLE_PRAGMA_WEAK, HANDLE_PRAGMA_PACK,
	HANDLE_PRAGMA_VISIBILITY): Don't define.
	(HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Don't test.

2010-11-20  Nathan Froyd  <froydnj@codesourcery.com>

	PR c++/16189
	PR c++/36888
	PR c++/45331
	* c-common.h (keyword_begins_type_specifier): Declare.
	(keyword_is_storage_class_specifier): Declare.
	(keyword_is_type_qualifier): Declare.
	* c-common.c (keyword_begins_type_specifier): New function.
	(keyword_is_storage_class_specifier): New function.
	(keyword_is_type_qualifier): Declare.

2010-11-19  Joseph Myers  <joseph@codesourcery.com>

	PR c/46547
	* c-common.c (in_late_binary_op): Define.
	(c_common_truthvalue_conversion): Check in_late_binary_op before
	calling c_save_expr.
	* c-common.h (in_late_binary_op): Declare.

2010-11-19  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_handle_option): Update calls to
	set_struct_debug_option.

2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_declare_protocols): Added additional argument.
	* stub-objc.c (objc_declare_protocol): Same change.

2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>

	PR c/33193
	* c-common.h (build_real_imag_expr): Declare.
	* c-semantics.c (build_real_imag_expr): Define.

2010-11-17  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_parse_file): Take no arguments.
	* c-common.h (c_common_parse_file): Update prototype.

2010-11-16  Jakub Jelinek  <jakub@redhat.com>

	PR c++/46401
	* c-common.c (warning_candidate_p): Don't track non-const calls
	or STRING_CSTs.

2010-11-15  Ian Lance Taylor  <iant@google.com>

	* c-lex.c (init_c_lex): Set macro debug callbacks if
	flag_dump_go_spec is set.

2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_build_incr_expr_for_property_ref): New.
	* stub-objc.c (objc_build_incr_expr_for_property_ref): New.

2010-11-15  Nathan Froyd  <froydnj@codesourcery.com>

	PR preprocessor/45038
	* c-cppbuiltin.c (c_cpp_builtins): Use different format for C++
	dialects.

2010-11-12  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (c_family_lang_mask): Declare.
	* c-opts.c (c_family_lang_mask): Make extern.
	* c-pragma.c (handle_pragma_diagnostic): Use
	control_warning_option.

2010-11-12  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (parse_optimize_options): Update call to
	decode_options.
	* c-common.h (c_common_handle_option): Update prototype.
	* c-opts.c (c_common_handle_option): Take location_t parameter and
	pass it to other functions.

2010-11-11  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (warning_as_error_callback): Remove.
	(c_common_initialize_diagnostics): Don't call
	register_warning_as_error_callback.
	(c_common_handle_option): Handle -Werror=normalized= here.

2010-11-10  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (handle_mode_attribute): Use %' and word "signedness"
	in diagnostic.
	* c-opts.c (c_common_parse_file): Start diagnostics with lowercase
	letter.
	* c-pragma.c (handle_pragma_target, handle_pragma_optimize):
	Remove trailing '.' from diagnostics.
	* c.opt (Wwrite-strings_: Avoid '`' in help text.

2010-11-10  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (parse_optimize_options): Pass global_dc to
	decode_options.
	* c-opts.c (c_common_handle_option): Pass &global_options to
	set_Wstrict_aliasing.
	* c.opt (v): Don't mark Common or document here.

2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>

	PR target/44981
	* c-format.c (format_type): New type gcc_objc_string_format_type.
	(valid_stringptr_type_p): New.
	(handle_format_arg_attribute): Use valid_stringptr_type_p ().
	(check_format_string): Pass expected type, use
	valid_stringptr_type_p (), check that the format string types are
	consistent with the format specification.
	(decode_format_attr): Warn if NSString is used outside objective-c.
	(format_types_orig): Add NSString.
	(format_name): New.
	(format_flags): New.
	(check_format_arg): Handle format strings requiring an external parser.
	first_target_format_type: New variable.
	(handle_format_attribute): Set up first_target_format_type, pass the
	expected format arg string type to check_format_string().
	* c-common.h (FMT_FLAG_PARSE_ARG_CONVERT_EXTERNAL):  New flag.
	* stub-objc.c (objc_string_ref_type_p): New.
	(objc_check_format_arg): New.

2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>

	Fixed using the Objective-C 2.0 dot-syntax with class names.
	* c-common.h (objc_build_class_component_ref): New.
	* stub-objc.c (objc_build_class_component_ref): New.

2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c.opt (Wproperty-assign-default): New option.

2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>

	Implemented -fobjc-std=objc1 flag.
	* c.opt (fobjc-std=objc1): New option.

2010-11-01  Nicola Pero  <nicola.pero@meta-innovation.com>

	Implemented format and noreturn attributes for Objective-C methods.
	* c-common.c (handle_noreturn_attribute): Recognize 'noreturn'
	attribute for Objective-C methods.

2010-10-31  Jason Merrill  <jason@redhat.com>

	* c-common.c (conversion_warning, warn_for_collisions_1): Use
	EXPR_LOC_OR_HERE.

2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
	* c-common.h (enum rid): Removed RID_COPIES and RID_IVAR.
	(objc_add_property_declaration): Removed arguments for copies and
	ivar.
	(objc_build_getter_call): Renamed to
	objc_maybe_build_component_ref.
	(objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
	(objc_is_property_ref): New.
	* c-common.c (c_common_reswords): Removed copies and ivar.
	* stub-objc.c (objc_add_property_declaration): Removed arguments
	for copies and ivar.
	(objc_build_getter_call): Renamed to
	objc_maybe_build_component_ref.
	(objc_build_setter_call): Renamed to objc_maybe_build_modify_expr.
	(objc_is_property_ref): New.

2010-10-29  Arnaud Charlet  <charlet@adacore.com>
	    Matthew Gingell  <gingell@adacore.com>

	* c-ada-spec.c (separate_class_package): New function.
	(pp_ada_tree_identifier): Prefix references to C++ classes with the
	name of their enclosing package.
	(print_ada_declaration): Use separate_class_package.

2010-10-27  Jason Merrill  <jason@redhat.com>

	* c-common.c (c_common_reswords): Add __is_literal_type.
	* c-common.h (enum rid): Add RID_IS_LITERAL_TYPE.

	* c-common.c (check_case_value): Remove special C++ code.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (enum rid): Added RID_READWRITE, RID_ASSIGN,
	RID_RETAIN, RID_COPY and RID_NONATOMIC.  Updated RID_FIRST_PATTR
	and RID_LAST_PATTR.
	(objc_add_property_declaration): Added additional arguments.
	(objc_property_attribute_kind): Removed.
	(objc_set_property_attr): Removed.
	* c-common.c (c_common_reswords): Added readwrite, assign, retain,
	copy and nonatomic.
	* stub-objc.c (objc_add_property_declaration): Added additional
	arguments.
	(objc_set_property_attr): Removed.

2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_add_property_variable): Renamed to
	objc_add_property_declaration.  Added location argument.
	* stub-objc.c (objc_add_property_variable): Same change.
	
2010-10-23  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_maybe_printable_name): New.
	* stub-objc.c (objc_maybe_printable_name): New.

2010-10-22  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
	Andrew Pinski <pinskia@gmail.com>

	* c-common.h (c_common_mark_addressable_vec): Declare.
	* c-common.c (c_common_mark_addressable_vec): New function.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (objc_set_method_type): Removed.
	(objc_add_method_declaration): Added boolean argument.
	(objc_start_method_definition): Same change.
	(objc_build_method_signature): Same change.
	* stub-objc.c (objc_set_method_type): Removed.
	(objc_add_method_declaration): Added boolean argument.
	(objc_start_method_definition): Same change.
	(objc_build_method_signature): Same change.

2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (finish_file): Removed.
	(objc_write_global_declarations): New.
	* c-opts.c (c_common_parse_file): Do not call finish_file.
	* stub-objc.c (objc_write_global_declarations): New.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

	Implemented parsing @synthesize and @dynamic for
	Objective-C/Objective-C++.
	* c-common.h (enum rid): Add RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
	(objc_add_synthesize_declaration): New.
	(objc_add_dynamic_declaration): New.
	* c-common.c (c_common_reswords): Add synthesize and dynamic.
	* stub-objc.c (objc_add_synthesize_declaration): New.
	(objc_add_dynamic_declaration): New.

2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/46041
	* c-cppbuiltin.c (mode_has_fma): Move function here from
	builtins.c.  Don't use the fma optab, instead just use the
	HAVE_fma* macros, so that __FP_FAST_FMA* will be defined when
	using -save-temps.

2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>

	Merge from 'apple/trunk' branch on FSF servers.

	2005-11-08  Fariborz Jahanian <fjahanian@apple.com>

	Radar 4330422
	* c-common.h (objc_non_volatilized_type): New declaration
	* stub-objc.c (objc_non_volatilized_type): New stub.

2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>

	Merge from 'apple/trunk' branch on FSF servers.

	2006-03-27 Fariborz Jahanian <fjahanian@apple.com>

	Radar 4133425
	* c-common.h (objc_diagnose_private_ivar): New decl.
	* stub-objc.c (objc_diagnose_private_ivar): New stub.

2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>

	* c-common.c (c_common_reswords): Add package, RID_AT_PACKAGE.
	* c-common.h (enum rid): Add RID_AT_PACKAGE.
	(objc_ivar_visibility_kind): New enum.
	(objc_set_visibility): Adjust prototype to use visibility enum.
	* stub-objc.c (objc_set_visibility): Adjust stub to use
	visibility enum.

2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* c-cppbuiltin.c (builtin_define_float_constants): Emit
	__FP_FAST_FMA, __FP_FAST_FMAF, and __FP_FAST_FMAL if the machine
	has the appropriate fma builtins.
	(c_cpp_builtins): Adjust call to builtin_define_float_constants.

2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>

	merge from FSF apple 'trunk' branch.
	2006 Fariborz Jahanian <fjahanian@apple.com>

	Radars 4436866, 4505126, 4506903, 4517826
	* c-common.c (c_common_resword): Define @property and its attributes.
	* c-common.h: Define property attribute enum entries.
	(OBJC_IS_PATTR_KEYWORD): New.
	(objc_property_attribute_kind): New enum.
	Declare objc_set_property_attr (), objc_add_property_variable (),
	objc_build_getter_call () and objc_build_setter_call ().
	* stub-objc.c (objc_set_property_attr): New stub.
	(objc_add_property_variable): Likewise.
	(objc_build_getter_call): Likewise.
	(objc_build_setter_call) Likewise.

2010-10-13  Iain Sandoe  <iains@gcc.gnu.org>

	merge from FSF apple 'trunk' branch.
	2006-04-26 Fariborz Jahanian <fjahanian@apple.com>

	Radar 3803157 (method attributes)
	* c-common.c (handle_deprecated_attribute): Recognize
	objc methods as valid declarations.
	* c-common.h: Declare objc_method_decl ().
	* stub-objc.c (objc_method_decl): New stub.

2010-10-08  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (parse_optimize_options): Call
	decode_cmdline_options_to_array_default_mask before
	decode_options.  Update arguments to decode_options.
	* c-common.h (c_common_init_options_struct): Declare.
	* c-opts.c (c_common_init_options_struct): New.  Split out from
	c_common_init_options.

2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>

	Implemented fast enumeration for Objective-C.
	* c-common.h (objc_finish_foreach_loop): New.
	* stub-objc.c (objc_finish_foreach_loop): New.

2010-10-05  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (struct diagnostic_context): Don't declare here.
	(c_common_initialize_diagnostics): Declare using
	diagnostic_context typedef.
	* c-opts.c (c_common_handle_option): Pass global_dc to
	handle_generated_option.

2010-10-04  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_handle_option): Pass &global_options_set to
	handle_generated_option.

2010-10-03  Ian Lance Taylor  <iant@google.com>

	* c.opt (-fplan9-extensions): New option.

2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* c-cppbuiltin.c (define__GNUC__, builtin_define_type_precision):
	Remove.
	(c_cpp_builtins): Call functions from cppbuiltin.c instead
	of duplicating code.

2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>

	* c-common.c: Add two new entries for @optional
	and @required keywords.

	merge from FSF 'apple/trunk' branch.
	2006-01-30  Fariborz Jahanian <fjahanian@apple.com>

	Radar 4386773
	* c-common.h (RID_AT_OPTIONAL, RID_AT_REQUIRED): Two new
	objective-c keywords.
	(objc_set_method_opt): New declaration.
	* stub-objc.c (objc_set_method_opt): New stub.

2010-09-30  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (handle_optimize_attribute): Pass &global_options to
	cl_optimization_save and cl_optimization_restore.
	* c-opts.c (c_common_handle_option): Pass &global_options to
	handle_generated_option.
	* c-pragma.c (handle_pragma_diagnostic): Use option_flag_var.
	(handle_pragma_pop_options, handle_pragma_reset_options): Pass
	&global_options to cl_optimization_restore.

2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-lex.c (c_lex_with_flags): Updated comments for CPP_AT_NAME
	Objective-C/Objective-C++ keywords.

2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>

	Merge from 'apple/trunk' branch on FSF servers.

	2005-10-04  Fariborz Jahanian <fjahanian@apple.com>

	Radar 4281748
	* c-common.h (objc_check_global_decl): New declaration.
	* stub-objc.c (objc_check_global_decl): New stub.

2010-09-29  Joseph Myers  <joseph@codesourcery.com>

	* c.opt: Don't use VarExists.

2010-09-29  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (c_cpp_error): Update names of diagnostic_context
	members.
	* c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): Update names of
	cl_optimization members.
	* c-opts.c (warning_as_error_callback, c_common_handle_option,
	sanitize_cpp_opts, finish_options): Update names of cpp_options
	members.

2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>

	* c-common.h (OBJC_IS_CXX_KEYWORD): New macro.  Updated comments.
	(objc_is_reserved_word): Removed.
	* c-common.c: Updated comments.
	* c-lex.c (c_lex_with_flags): Use OBJC_IS_CXX_KEYWORD instead of
	objc_is_reserved_word.
	* stub-objc.c (objc_is_reserved_word): Removed.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

	* c-common.h (objc_add_method_declaration): Adjust prototype to
	include attributes.
	(objc_start_method_definition): Likewise.
	(objc_build_keyword_decl): Likewise.
	* stub-objc.c:(objc_add_method_declaration): Handle attributes.
	(objc_start_method_definition): Likewise.
	(objc_build_keyword_decl): Likewise.

2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>

	* c-common.h (objc_start_class_interface): Adjust prototype.
	(objc_start_category_interface): Likewise.
	(objc_start_protocol): Likewise.
	* stub-objc.c (objc_start_protocol): Adjust for extra argument.
	(objc_start_class_interface): Likewise.
	(objc_start_category_interface): Likewise.

2010-09-27  Ian Lance Taylor  <iant@google.com>

	* c-common.c (c_common_attribute_table): Add no_split_stack.
	(handle_no_split_stack_attribute): New static function.

2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>

	Merge from 'apple/trunk' branch on FSF servers.

	2005-12-15  Fariborz Jahanian <fjahanian@apple.com>

	Radar 4229905
	* c-common.h (objc_have_common_type): New declaration.
	* stub-objc.c (objc_have_common_type): New stub.

	2005-06-22  Ziemowit Laski  <zlaski@apple.com>

	Radar 4154928
	* c-common.h (objc_common_type): New prototype.
	* stub-objc.c (objc_common_type): New stub.

2010-09-24  Jan Hubicka  <jh@suse.cz>

	* c-common.c (handle_leaf_attribute): New function.
	(struct attribute_spec c_common_att): Add leaf.

2010-09-22  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (-all-warnings, -ansi, -assert, -assert=, -comments,
	-comments-in-macros, -define-macro, -define-macro=, -dependencies,
	-dump, -dump=, -imacros, -imacros=, -include, -include=,
	-include-barrier, -include-directory, -include-directory=,
	-include-directory-after, -include-directory-after=,
	-include-prefix, -include-prefix=, -include-with-prefix,
	-include-with-prefix=, -include-with-prefix-after,
	-include-with-prefix-after=, -include-with-prefix-before,
	-include-with-prefix-before=, -no-integrated-cpp,
	-no-line-commands, -no-standard-includes, -no-warnings, -output,
	-output=, -pedantic, -pedantic-errors, -preprocess,
	-print-missing-file-dependencies, -trace-includes, -traditional,
	-traditional-cpp, -trigraphs, -undefine-macro, -undefine-macro=,
	-user-dependencies, -verbose, -write-dependencies,
	-write-user-dependencies, no-integrated-cpp, traditional): New.

2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR objc/23710
	* c-common.h (objc_start_method_definition): Return bool instead
	of void.
	* stub-objc.c (objc_start_method_definition): Return bool instead
	of void.

2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>

	PR objc/25965
	* c-common.h (objc_get_interface_ivars): New declaration.
	* stub-objc.c (objc_get_interface_ivars): New stub.

2010-09-15  Ian Lance Taylor  <iant@google.com>

	* c-common.c (parse_optimize_options): Do not capitalize warning
	messages.  Remove period at end of warning message.

2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>

	* c-common.c (handle_alias_ifunc_attribute): New, broken out of	...
	(handle_alias_attribute): ... here.
	(handle_ifunc_attribute): New.

2010-09-06  Mark Mitchell  <mark@codesourcery.com>

	* c-common.h (do_warn_double_promotion): Declare.
	* c-common.c (do_warn_double_promotion): Define.

2010-09-05  Mark Mitchell  <mark@codesourcery.com>

	* c.opt (Wdouble-promotion): New.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
	fvtable-thunks, fxref): Mark no longer supported in help text.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (Wimport, fall-virtual, falt-external-templates,
	fdefault-inline, fenum-int-equiv, fexternal-templates,
	fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
	fname-mangling-version-, fnew-abi, fnonnull-objects,
	foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
	fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
	applicable.
	(fhandle-exceptions): Mark with Alias and Warn.
	* c-opts.c (c_common_handle_option): Don't handle options marked
	as ignored.

2010-09-02  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (Wcomments, Werror-implicit-function-declaration,
	ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
	std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
	aliases.
	* c-common.c (option_codes): Use OPT_Wcomment instead of
	OPT_Wcomments.
	* c-opts.c (warning_as_error_callback, c_common_handle_option):
	Don't handle options marked as aliases.

2010-08-25  Richard Guenther  <rguenther@suse.de>

	* c-common.c (c_common_get_alias_set): Remove special
	handling for pointers.

2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c: Use FOR_EACH_VEC_ELT.
	* c-gimplify.c: Likewise.
	* c-pragma.c: Likewise.

2010-08-16  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (MDX): Change back to MD.  Mark NoDriverArg instead of
	RejectDriver.
	(MMDX): Change back to MMD.  Mark NoDriverArg instead of
	RejectDriver.
	* c-opts.c (c_common_handle_option): Use OPT_MD and OPT_MMD
	instead of OPT_MDX and OPT_MMDX.

2010-08-16  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (MDX, MMDX, lang-asm): Mark RejectDriver.

2010-08-12  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (MD, MMD): Change to MDX and MMDX.
	* c-opts.c (c_common_handle_option): Use OPT_MMD and OPT_MMDX.

2010-08-11  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_handle_option): Call handle_generated_option
	instead of handle_option.

2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>

	* c-pragma.c (add_to_renaming_pragma_list): Fix call to VEC_safe_push.
	(maybe_apply_renaming_pragma): Delete unneeded declarations.

2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>

	* c-pragma.c (pending_redefinition): Declare.  Declare a VEC of it.
	(pending_redefine_extname): Change type to a VEC.
	(add_to_renaming_pragma_list): Update for new type of
	pending_redefine_extname.
	(maybe_apply_renaming_pragma): Likewise.

2010-08-04  Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c (dump_ada_template): Mark underlying instance type as
	visited.
	(dump_generic_ada_node): Code clean up. Use TREE_VISITED flag to
	decide whether a type has already been declared/seen.
	Do not go to the original type.
	(dump_nested_types): New parameter forward.
	Generate forward declaration if needed and mark type as visited.
	(print_ada_declaration): Call dump_nested_types if not already done.
	Mark types as visited.

2010-08-03  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (-print-pch-checksum): Remove option.
	* c-opts.c (c_common_handle_option): Don't handle
	OPT_print_pch_checksum.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (c_common_handle_option): Update prototype and return
	value type.
	* c-opts.c (c_common_handle_option): Update prototype and return
	value type.  Update calls to handle_option and
	enable_warning_as_error.

2010-07-27  Jakub Jelinek  <jakub@redhat.com>

	PR c/45079
	* c-pretty-print.c (pp_c_expression): Handle C_MAYBE_CONST_EXPR.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (c_common_missing_argument): Remove.
	* c-opts.c (c_common_missing_argument): Remove.
	* c.opt (A, D, F, I, MD, MMD, MQ, MT, U, fconstant-string-class=,
	idirafter, imacros, include, isysroot, isystem, iquote): Add
	MissingArgError.
	* c-objc-common.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.

2010-07-27  Joseph Myers  <joseph@codesourcery.com>

	* c-common.h (c_common_option_lang_mask,
	c_common_initialize_diagnostics, c_common_complain_wrong_lang_p):
	New.
	(c_common_init_options): Update prototype.
	* c-opts.c (c_common_option_lang_mask): New.
	(c_common_initialize_diagnostics): Split out of
	c_common_init_options.
	(accept_all_c_family_options, c_common_complain_wrong_lang_p):
	New.
	(c_common_init_options): Update prototype.  Use decoded options in
	search for -lang-asm.

2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* c-format.c: Likewise.

2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-common.h: Include diagnostic-core.h. Error if already
	included.
	* c-semantics.c: Do not define GCC_DIAG_STYLE here.

2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-family/c-common.c (IN_GCC_FRONTEND): Do not undef.
	Do not include expr.h
	(vector_mode_valid_p): Move here.

2010-06-21  DJ Delorie  <dj@redhat.com>

	* c-pragma.c (handle_pragma_diagnostic): Add push/pop,
	allow these pragmas anywhere.

2010-06-14  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/44509
	* c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
	(lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
	(lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
	ggc_strdup instead of xstrdup.

2010-06-10  Jakub Jelinek  <jakub@redhat.com>

	* c-cppbuiltin.c: Include cpp-id-data.h.
	(lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
	(lazy_hex_fp_value): New function.
	(builtin_define_with_hex_fp_value): Provide definitions lazily.

2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-gimplify.c: Do not include tree-flow.h

2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>

	PR other/44034
	* c-common.c: Rename targetm member:
	targetm.enum_va_list -> targetm.enum_va_list_p

2010-06-28  Anatoly Sokolov  <aesok@post.ru>

	* c-common.c (shorten_compare): Adjust call to force_fit_type_double.

2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>

	* c-cppbuiltin.c: Do not include except.h.

2010-06-24  Andi Kleen  <ak@linux.intel.com>

	* c-common.c (warn_for_omitted_condop): New.
	* c-common.h (warn_for_omitted_condop): Add prototype.

2010-06-21  Joseph Myers  <joseph@codesourcery.com>

	* c.opt (lang-objc): Remove.
	* c-opts.c (c_common_handle_option): Don't handle OPT_lang_objc.

2010-06-21  Joern Rennecke  <joern.rennecke@embecosm.com>

	* c-opts.c: Include "tm_p.h".

2010-06-20  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (parse_optimize_options): Update call to
	decode_options.

2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>

	* c-common.c (record_types_used_by_current_var_decl): Adjust for
	new type of types_used_by_cur_var_decl.

2010-06-17  Joern Rennecke  <joern.rennecke@embecosm.com>

	PR bootstrap/44512
	* c-cppbuiltin.c (builtin_define_with_hex_fp_value): Add cast
	for C++ standard compliance.

2010-06-16  Jason Merrill  <jason@redhat.com>

	* c.opt: Add -Wnoexcept.

2010-06-16  Richard Guenther  <rguenther@suse.de>

	PR c/44555
	* c-common.c (c_common_truthvalue_conversion): Remove
	premature and wrong optimization concering ADDR_EXPRs.

2010-06-15  Arnaud Charlet  <charlet@adacore.com>

	* c-ada-spec.c (dump_sloc): Remove column info.
	(is_simple_enum): New function.
	(dump_generic_ada_node, print_ada_declaration): Map C enum types to Ada
	enum types when relevant.

2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-common.c (conversion_warning): Warn at expression
	location.

2010-06-10  Joseph Myers  <joseph@codesourcery.com>

	* c-opts.c (c_common_handle_option): Don't handle
	OPT_fshow_column.

2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* c-pragma.c (push_alignment): Use typed GC allocation.
	(handle_pragma_push_options): Likewise.

	* c-common.c (parse_optimize_options): Likewise.

	* c-common.h (struct sorted_fields_type): Add variable_size GTY
	option.

2010-06-07  Joseph Myers  <joseph@codesourcery.com>

	* c-common.c (flag_preprocess_only, flag_undef, flag_no_builtin,
	flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
	flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
	flag_signed_bitfields, warn_strict_null_sentinel,
	flag_nil_receivers, flag_zero_link, flag_replace_objc_classes,
	flag_gen_declaration, flag_no_gnu_keywords,
	flag_implement_inlines, flag_implicit_templates,
	flag_implicit_inline_templates, flag_optional_diags,
	flag_elide_constructors, flag_default_inline, flag_rtti,
	flag_conserve_space, flag_access_control, flag_check_new,
	flag_new_for_scope, flag_weak, flag_working_directory,
	flag_use_cxa_atexit, flag_use_cxa_get_exception_ptr,
	flag_enforce_eh_specs, flag_threadsafe_statics,
	flag_pretty_templates): Remove.
	* c-common.h (flag_preprocess_only, flag_nil_receivers,
	flag_objc_exceptions, flag_objc_sjlj_exceptions, flag_zero_link,
	flag_replace_objc_classes, flag_undef, flag_no_builtin,
	flag_no_nonansi_builtin, flag_short_double, flag_short_wchar,
	flag_lax_vector_conversions, flag_ms_extensions, flag_no_asm,
	flag_const_strings, flag_signed_bitfields, flag_gen_declaration,
	flag_no_gnu_keywords, flag_implement_inlines,
	flag_implicit_templates, flag_implicit_inline_templates,
	flag_optional_diags, flag_elide_constructors, flag_default_inline,
	flag_rtti, flag_conserve_space, flag_access_control,
	flag_check_new, flag_new_for_scope, flag_weak,
	flag_working_directory, flag_use_cxa_atexit,
	flag_use_cxa_get_exception_ptr, flag_enforce_eh_specs,
	flag_threadsafe_statics, flag_pretty_templates,
	warn_strict_null_sentinel): Remove.
	* c.opt (E, Wstrict-null-sentinel, faccess-control, fasm,
	fbuiltin, fcheck-new, fconserve-space, felide-constructors,
	fenforce-eh-specs, ffor-scope, fgnu-keywords, fimplement-inlines,
	fimplicit-inline-templates, fimplicit-templates,
	flax-vector-conversions, fms-extensions, fnil-receivers,
	fnonansi-builtins, fpretty-templates, freplace-objc-classes,
	frtti, fshort-double, fshort-enums, fshort-wchar,
	fsigned-bitfields, fsigned-char, fstats, fthreadsafe-statics,
	funsigned-bitfields, funsigned-char, fuse-cxa-atexit,
	fuse-cxa-get-exception-ptr, fweak, fworking-directory, fzero-link,
	gen-decls, undef): Use Var.
	(fdefault-inline, foptional-diags): Document as doing nothing.
	* c-opts.c (c_common_handle_option): Remove cases for options now
	using Var.  Mark ignored options as such.

2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>

	* c-common.c: Moved to here from parent directory.
	* c-common.def: Likewise.
	* c-common.h: Likewise.
	* c-cppbuiltin.c: Likewise.
	* c-dump.c: Likewise.
	* c-format.c: Likewise.
	* c-format.h : Likewise.
	* c-gimplify.c: Likewise.
	* c-lex.c: Likewise.
	* c-omp.c: Likewise.
	* c.opt: Likewise.
	* c-opts.c: Likewise.
	* c-pch.c: Likewise.
	* c-ppoutput.c: Likewise.
	* c-pragma.c: Likewise.
	* c-pragma.h: Likewise.
	* c-pretty-print.c: Likewise.
	* c-pretty-print.h: Likewise.
	* c-semantics.c: Likewise.
	* stub-objc.c: Likewise.

	* c-common.c: Include gt-c-family-c-common.h.
	* c-pragma.c: Include gt-c-family-c-pragma.h.
\f
Copyright (C) 2010, 2011 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.