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

2015-05-14  Marek Polacek  <polacek@redhat.com>

	PR c/66066
	PR c/66127
	* c-typeck.c (digest_init): Call pedwarn_init with OPT_Wpedantic
	rather than with 0.

2015-05-12  David Malcolm  <dmalcolm@redhat.com>

	* c-parser.c (c_parser_if_body): Add param "if_loc", use it
	to add a call to warn_for_misleading_indentation.
	(c_parser_else_body): Likewise, adding param "else_loc".
	(c_parser_if_statement): Check for misleading indentation.
	(c_parser_while_statement): Likewise.
	(c_parser_for_statement): Likewise.

2015-05-08  Marek Polacek  <polacek@redhat.com>

	PR c/64918
	* c-typeck.c (add_pending_init): Use OPT_Woverride_init_side_effects.
	(output_init_element): Likewise.

2015-05-07  Marek Polacek  <polacek@redhat.com>

	PR c/65179
	* c-typeck.c (build_binary_op): Warn when left shifting a negative
	value.

2015-04-30  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (set_init_label): Call error_at instead of error and
	pass LOC to it.

	* c-typeck.c (c_incomplete_type_error): Refactor to use %qT.  Print
	the type of a decl.

	* c-typeck.c (c_build_va_arg): Clarify the error message.

2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>

	* c-parser.c (c_parser_oacc_enter_exit_data): Use
	OMP_STANDALONE_CLAUSES.

2015-04-28  Marek Polacek  <polacek@redhat.com>

	* c-parser.c (c_parser_binary_expression): Remove duplicate line.

2015-04-28  Marek Polacek  <polacek@redhat.com>

	PR c/65901
	* c-typeck.c (c_build_va_arg): Require TYPE be a complete type.

2015-04-25  Marek Polacek  <polacek@redhat.com>

	PR c/52085
	* c-decl.c (finish_enum): Copy over TYPE_ALIGN.  Also check for "mode"
	attribute.

2015-04-23  Marek Polacek  <polacek@redhat.com>

	PR c/65345
	* c-decl.c (set_labels_context_r): New function.
	(store_parm_decls): Call it via walk_tree_without_duplicates.
	* c-typeck.c (convert_lvalue_to_rvalue): Use create_tmp_var_raw
	instead of create_tmp_var.  Build TARGET_EXPR instead of
	COMPOUND_EXPR.
	(build_atomic_assign): Use create_tmp_var_raw instead of
	create_tmp_var.  Build TARGET_EXPRs instead of MODIFY_EXPR.

2015-04-20  Ilya Verbin  <ilya.verbin@intel.com>

	* c-parser.c (c_parser_oacc_enter_exit_data): Remove excess semicolon.
	(c_parser_omp_target_update): Add missed %> to error_at ().

2015-04-10  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	PR target/55143
	* c-decl.c (c_default_pointer_mode): Remove definition.
	* c-tree.h (c_default_pointer_mode): Remove declaration.

2015-03-27  Tobias Burnus  <burnus@net-b.de>

	PR c/65586
	* c-parser.c (c_parser_skip_to_pragma_eol): Optionally, don't
	error out.
	(c_parser_omp_for, c_parser_omp_parallel, c_parser_omp_distribute,
	c_parser_omp_teams, c_parser_omp_target, c_parser_omp_declare):
	Update calls to not error for skipped omp pragmas with -fopenmp-simd.

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

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

2015-03-11  Jakub Jelinek  <jakub@redhat.com>

	* c-parser.c (c_parse_init): Don't call xstrdup on get_identifier
	argument.

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

	PR c/65120
	* c-typeck.c (parser_build_binary_op): Check for tcc_comparison
	before preparing arguments to warn_logical_not_parentheses.

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

	PR c/65120
	* c-typeck.c (parser_build_binary_op): Don't warn for
	!!x == y or !b == y where b is _Bool.

2015-03-09  Marek Polacek  <polacek@redhat.com>

	* c-convert.c (convert): Make use of do_ubsan_in_current_function.
	* c-decl.c (grokdeclarator): Likewise.
	* c-typeck.c (build_binary_op): Likewise.

2015-02-27  Marek Polacek  <polacek@redhat.com>

	PR c/65228
	* c-decl.c (start_decl): Return NULL_TREE if decl is an error node.

2015-02-14  Marek Polacek  <polacek@redhat.com>

	PR c/64768
	* c-decl.c (grokdeclarator): Set the range of a flexible array member
	declared through a typedef name.

2015-02-13  Marek Polacek  <polacek@redhat.com>

	PR c/65050
	* c-decl.c (grokdeclarator): Print also the type when giving
	the error message about array's incomplete element type.

2015-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR c/64824
	* c-parser.c (c_parser_binary_expression): Fix OpenMP stack[sp].prec
	check in the POP macro.

2015-02-09  Marek Polacek  <polacek@redhat.com>

	PR c/64856
	* c-typeck.c (process_init_element): Don't always wrap
	COMPOUND_LITERAL_EXPR in a SAVE_EXPR in C99 mode when
	initializing a range of elements.

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

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

2015-02-02  Bruno Loff  <bruno.loff@gmail.com>

	* c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks after
	processing enum declaration.

2015-01-29  Marek Polacek  <polacek@redhat.com>

	PR c/64709
	* c-typeck.c (pop_init_level): If constructor_elements has
	exactly one element with integer_zerop value, set constructor_zeroinit
	to 1.  Remove braces around warning_init call.

2015-01-27  Jakub Jelinek  <jakub@redhat.com>

	PR c/64766
	* c-typeck.c (store_init_value): Don't overwrite DECL_INITIAL
	of FUNCTION_DECLs with error_mark_node.

2015-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR c/64778
	* c-typeck.c (convert_arguments): Return -1 if there are
	error_args, even if we've diagnosed too many arguments.

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

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

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

	* c-parser.c: Include "gomp-constants.h".
	(c_parser_omp_clause_map): Use enum gomp_map_kind instead of enum
	omp_clause_map_kind.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.
	Use OMP_CLAUSE_SET_MAP_KIND.
	(c_parser_pragma): Handle PRAGMA_OACC_ENTER_DATA,
	PRAGMA_OACC_EXIT_DATA, PRAGMA_OACC_UPDATE.
	(c_parser_omp_construct): Handle PRAGMA_OACC_CACHE,
	PRAGMA_OACC_DATA, PRAGMA_OACC_KERNELS, PRAGMA_OACC_LOOP,
	PRAGMA_OACC_PARALLEL, PRAGMA_OACC_WAIT.
	(c_parser_omp_clause_name): Handle "auto", "async", "copy",
	"copyout", "create", "delete", "deviceptr", "gang", "host",
	"num_gangs", "num_workers", "present", "present_or_copy", "pcopy",
	"present_or_copyin", "pcopyin", "present_or_copyout", "pcopyout",
	"present_or_create", "pcreate", "seq", "self", "vector",
	"vector_length", "wait", "worker".
	(OACC_DATA_CLAUSE_MASK, OACC_KERNELS_CLAUSE_MASK)
	(OACC_ENTER_DATA_CLAUSE_MASK, OACC_EXIT_DATA_CLAUSE_MASK)
	(OACC_LOOP_CLAUSE_MASK, OACC_PARALLEL_CLAUSE_MASK)
	(OACC_UPDATE_CLAUSE_MASK, OACC_WAIT_CLAUSE_MASK): New macros.
	(c_parser_omp_variable_list): Handle OMP_CLAUSE__CACHE_.
	(c_parser_oacc_wait_list, c_parser_oacc_data_clause)
	(c_parser_oacc_data_clause_deviceptr)
	(c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_workers)
	(c_parser_oacc_clause_async, c_parser_oacc_clause_wait)
	(c_parser_omp_clause_vector_length, c_parser_oacc_all_clauses)
	(c_parser_oacc_cache, c_parser_oacc_data, c_parser_oacc_kernels)
	(c_parser_oacc_enter_exit_data, c_parser_oacc_loop)
	(c_parser_oacc_parallel, c_parser_oacc_update)
	(c_parser_oacc_wait): New functions.
	* c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels)
	(c_finish_oacc_data): New prototypes.
	* c-typeck.c: Include "gomp-constants.h".
	(handle_omp_array_sections): Handle GOMP_MAP_FORCE_DEVICEPTR.  Use
	GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
	OMP_CLAUSE_SET_MAP_KIND.
	(c_finish_oacc_parallel, c_finish_oacc_kernels)
	(c_finish_oacc_data): New functions.
	(c_finish_omp_clauses): Handle OMP_CLAUSE__CACHE_,
	OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
	OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
	OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ, OMP_CLAUSE_GANG,
	OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, and OMP_CLAUSE_MAP's
	GOMP_MAP_FORCE_DEVICEPTR.

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

	* c-array-notation.c: Include hash-set.h, machmode.h,
	vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
	fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
	* c-aux-info.c: Ditto.
	* c-convert.c: Ditto.
	* c-decl.c: Ditto.
	* c-errors.c: Ditto.
	* c-lang.c: Dittoxs.
	* c-objc-common.c: Ditto.
	* c-parser.c: Ditto.
	* c-typeck.c: Include hash-set.h, machmode.h,
	vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
	fold-const.h, wide-int.h, inchash.h, real.h and
	fixed-value.h due to flattening of tree.h.

2015-01-07  Marek Polacek  <polacek@redhat.com>

	PR c/64417
	* c-typeck.c (process_init_element): Disallow initialization of
	a flexible array member with a string constant if the structure
	is in an array.

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

	PR sanitizer/64344
	* c-typeck.c (convert_for_assignment, c_finish_return): For
	-fsanitize=float-cast-overflow casts from REAL_TYPE to integer/enum
	types also set in_late_binary_op around convert call.
	* c-convert.c (convert): For -fsanitize=float-cast-overflow REAL_TYPE
	to integral type casts, if not in_late_binary_op, pass c_fully_fold
	result on expr as last argument to ubsan_instrument_float_cast,
	if in_late_binary_op, don't use c_save_expr but save_expr.

	Update copyright years.

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

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

2014-12-20  Martin Uecker <uecker@eecs.berkeley.edu>

	* c-typeck.c: New behavious for pointers to arrays with qualifiers
        (common-pointer-type): For pointers to arrays take qualifiers from
	element type.
        (build_conditional_expr): Add warnings for lost qualifiers.
	(comp-target-types): Allow pointers to arrays with different qualifiers.
        (convert-for-assignment): Adapt warnings for discarded qualifiers. Add
	WARNING_FOR_QUALIFIERS macro and rename WARN_FOR_QUALIFIERS
        to PEDWARN_FOR_QUALIFIERS.

2014-12-17  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/64289
	* c-convert.c: Include ubsan.h.
	(convert): For real -> integral casts and
	-fsanitize=float-cast-overflow don't call convert_to_integer, but
	instead instrument the float cast directly.

2014-11-29  Jakub Jelinek  <jakub@redhat.com>

	* c-typeck.c (convert_lvalue_to_rvalue, build_atomic_assign,
	c_finish_stmt_expr): Remove NULL last argument from
	create_tmp_var_raw and create_tmp_var calls.
	* c-array-notation.c (fix_builtin_array_notation_fn,
	build_array_notation_expr, fix_conditional_array_notations_1,
	fix_array_notation_expr, fix_array_notation_call_expr): Likewise.

2014-11-28  Marek Polacek  <polacek@redhat.com>

	PR c/63862
	* c-typeck.c (build_binary_op) <RSHIFT_EXPR, LSHIFT_EXPR>: Don't
	convert the right operand to integer type.

2014-11-25  Marek Polacek  <polacek@redhat.com>

	PR c/63877
	* c-decl.c (start_function): Disable -Wmissing-declarations warning
	for inline functions.

2014-11-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/63764
	* c-typeck.c (build_array_ref): Adjust
	convert_vector_to_pointer_for_subscript caller.  If it returns true,
	call non_lvalue_loc on the result.

2014-11-11  Richard Biener  <rguenther@suse.de>

	* c-decl.c (c_init_decl_processing): Do not set pedantic_lvalues
	to true.

2014-11-10  Andi Kleen  <ak@linux.intel.com>

	PR c/60804
	* c-parser.c (c_parser_statement_after_labels): Call
	check_no_cilk.
	(c_parser_if_statement): Dito.
	(c_parser_switch_statement): Dito.
	(c_parser_while_statement): Dito.
	(c_parser_do_statement): Dito.
	(c_parser_for_statement): Dito.
	* c-typeck.c (c_finish_loop): Dito.

2014-11-10  Paolo Carlini  <paolo.carlini@oracle.com>

	* c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and
	OPT_Wshift_count_overflow in the warnings.

2014-10-30  Marek Polacek  <polacek@redhat.com>

	* c-objc-common.c (c_tree_printer) <case 'T'>: For a typedef name,
	print the stripped version as well, if they're not the same.

2014-10-29  Richard Sandiford  <richard.sandiford@arm.com>

	* c-decl.c, c-tree.h, c-typeck.c: Remove redundant enum from
	machine_mode.

2014-10-28  Andrew MacLeod  <amacleod@redhat.com>

	* c-decl.c: Adjust include files.
	* c-parser.c: Ditto.

2014-10-27  Phil Muldoon  <pmuldoon@redhat.com>
	    Tom Tromey  <tromey@redhat.com>

	* c-tree.h (enum c_oracle_request): New.
	(c_binding_oracle_function): New typedef.
	(c_binding_oracle, c_pushtag, c_bind): Declare.
	* c-decl.c (c_binding_oracle): New global.
	(I_SYMBOL_CHECKED): New macro.
	(i_symbol_binding): New function.
	(I_SYMBOL_BINDING, I_SYMBOL_DECL): Redefine.
	(I_TAG_CHECKED): New macro.
	(i_tag_binding): New function.
	(I_TAG_BINDING, I_TAG_DECL): Redefine.
	(I_LABEL_CHECKED): New macro.
	(i_label_binding): New function.
	(I_LABEL_BINDING, I_LABEL_DECL): Redefine.
	(c_print_identifier): Save and restore c_binding_oracle.
	(c_pushtag, c_bind): New functions.

2014-10-27  Andrew MacLeod  <amacleod@redhat.com>

	* c-typeck.c: Adjust include files.

2014-10-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c++/53061
	* c-objc-common.c (c_objc_common_init): Do not do diagnostics
	initialization here...
	(c_initialize_diagnostics): ... but here. Set defaults after
	building pretty-printer.

2014-10-23  Marek Polacek  <polacek@redhat.com>

	PR c/63626
	* c-decl.c (pop_scope): Don't print warning in external_scope.

2014-10-19  Marek Polacek  <polacek@redhat.com>

	PR c/63567
	* c-typeck.c (output_init_element): Allow initializing objects with
	static storage duration with compound literals even in C99 and add
	pedwarn for it.

2014-10-17  Marek Polacek  <polacek@redhat.com>

	PR c/63567
	* c-typeck.c (digest_init): Allow initializing objects with static
	storage duration with compound literals even in C99 and add pedwarn
	for it.

2014-10-17  Marek Polacek  <polacek@redhat.com>

	PR c/63543
	* c-tree.h (C_TYPE_ERROR_REPORTED): Define.
	* c-typeck.c (build_indirect_ref): Don't print the "dereferencing..."
	error multiple times.  Print the type.

2014-10-17  Marek Polacek  <polacek@redhat.com>

	PR c/63549
	* c-typeck.c (build_array_ref): Bail if the index in an incomplete
	type.

2014-10-17  Marek Polacek  <polacek@redhat.com>

	* c-decl.c (grokdeclarator): Use OPT_Wimplicit_int unconditionally.
	(start_function): Use OPT_Wimplicit_int instead of 0.
	(store_parm_decls_oldstyle): Likewise.

2014-10-17  Alan Modra  <amodra@gmail.com>

	PR middle-end/61848
	* c-decl.c (merge_decls): Don't merge section name or tls model
	to newdecl symtab node, instead merge to olddecl.  Override
	existing olddecl section name.  Set tls_model for all thread-local
	vars, not just OMP thread-private ones.  Remove incorrect comment.

2014-10-16  Andrew MacLeod  <amacleod@redhat.com>

	* c-decl.c: Adjust include files.

2014-10-14  DJ Delorie  <dj@redhat.com>

	* c-parser.c (c_parse_init): Add RID entries for each __intN.
	(c_token_starts_typename): Check all __intN, not just __int128.
	(c_token_starts_declspecs): Likewise.
	(c_parser_declspecs): Likewise.
	(c_parser_attribute_any_word): Likewise.
	(c_parser_objc_selector): Likewise.
	* c-tree.h (c_typespec_keyword): cts_int128 -> cts_int_n.
	(struct c_declspecs): Add int_n_idx field to record *which* __intN
	is specified.
	* c-decl.c (declspecs_add_type): Check for all __intN, not just
	__int128.
	(finish_declspecs): Likewise.

2014-10-13  Anthony Brandon  <anthony.brandon@gmail.com>

        * c-parser.c (c_parser_all_labels): New function to replace
	the duplicate code.
        (c_parser_statement): Call the new function.

2014-10-09  Marek Polacek  <polacek@redhat.com>

	PR c/63480
	* c-typeck.c (pop_init_level): Don't warn about initializing
	with { }.

2014-10-07  Marek Polacek  <polacek@redhat.com>

	PR c/59717
	* c-decl.c (header_for_builtin_fn): New function.
	(implicitly_declare): Suggest which header to include.

2014-10-07  Marek Polacek  <polacek@redhat.com>

	* c-convert.c (convert): Use error_operand_p.
	* c-typeck.c (require_complete_type): Likewise.
	(really_atomic_lvalue): Likewise.
	(digest_init): Likewise.
	(handle_omp_array_sections_1): Likewise.

2014-10-03  Marek Polacek  <polacek@redhat.com>

	PR c/63453
	* c-decl.c (pop_scope): Don't warn about "inline function declared
	but never defined" for functions marked with gnu_inline attribute.

2014-09-25  Jakub Jelinek  <jakub@redhat.com>

	PR c++/63249
	* c-parser.c (c_parser_omp_variable_list): Call mark_exp_read
	on low_bound and length.

2014-09-24  Marek Polacek  <polacek@redhat.com>

	PR c/61405
	PR c/53874
	* c-parser.c: Don't define CPP_KEYWORD.
	(c_parser_switch_statement): Pass original type to c_finish_case.
	* c-tree.h (c_finish_case): Update declaration.
	* c-typeck.c (c_finish_case): Add TYPE parameter.  Pass it
	conditionally to c_do_switch_warnings.

2014-09-03  Marek Polacek  <polacek@redhat.com>

	PR c/62024
	* c-parser.c (c_parser_static_assert_declaration_no_semi): Strip no-op
	conversions.

2014-09-02  Jakub Jelinek  <jakub@redhat.com>
	    Balaji V. Iyer  <balaji.v.iyer@intel.com>
	    Igor Zamyatin  <igor.zamyatin@intel.com>

	* c-parser.c (c_parser_cilk_for): New function.
	(c_parser_cilk_grainsize): Likewise.
	(c_get_temp_regvar): Likewise.
	(c_parser_statement_after_labels): Added RID_CILK_FOR case.
	(c_parser_pragma): Added PRAGMA_CILK_GRAINSIZE case.
	(c_parser_omp_for_loop): Added CILK_FOR and CILK_SIMD checks.
	* c-typeck.c (c_finish_omp_clauses): Added OMP_CLAUSE__CILK_FOR_COUNT_
	case.

2014-08-27  Chen Gang  <gang.chen.5i5j@gmail.com>

	* c-aux-info.c (gen_type): Resize 'buff' from 10 to 23 bytes,
	with using HOST_WIDE_INT without truncation to 'int'

2014-08-22  Marek Polacek  <polacek@redhat.com>

	PR c++/62199
	* c-typeck.c (parser_build_binary_op): Adjust call to
	warn_logical_not_parentheses.

2014-08-22  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR other/62008
	* c-parser.c (c_parser_array_notation): Check for correct
	type of an array added.

2014-08-19  Marek Polacek  <polacek@redhat.com>

	PR c++/62153
	* c-typeck.c (build_binary_op): If either operand of a comparison
	is a boolean expression, call maybe_warn_bool_compare.

2014-08-19  Patrick Palka  <ppalka@gcc.gnu.org>

	PR c/45584
	* c-typeck.c (build_c_cast): Do a conversion even when the
	TYPE_MAIN_VARIANTs are the same.

2014-08-19  Marek Polacek  <polacek@redhat.com>

	* c-decl.c (diagnose_mismatched_decls): Unconditionally call
	pedwarn_c99 instead of pedwarn.
	(grokfield): Likewise.
	(warn_defaults_to): New function.
	(grokdeclarator): Call warn_defaults_to instead of pedwarn_c99.
	Unconditionally call pedwarn_c99 instead of pedwarn.
	(start_function): Call warn_defaults_to instead of pedwarn_c99.
	(declspecs_add_scspec): Call pedwarn_c99 instead of pedwarn, don't
	check flag_isoc11 before.
	* c-errors.c (pedwarn_c99): Change the return type to bool.
	Handle -Wc99-c11-compat.
	* c-parser.c (disable_extension_diagnostics): Handle
	warn_c99_c11_compat.
	(restore_extension_diagnostics): Likewise.
	(c_parser_static_assert_declaration_no_semi): Call pedwarn_c99
	instead of pedwarn, don't check flag_isoc11 before.
	(c_parser_declspecs): Likewise.
	(c_parser_alignas_specifier): Likewise.
	(c_parser_alignof_expression): Likewise.
	(c_parser_generic_selection): Likewise.
	* c-tree.h (pedwarn_c99): Update declaration.
	* c-typeck.c (c_finish_return): Call pedwarn or warning_at instead
	of pedwarn_c99.

2014-08-19  Marek Polacek  <polacek@redhat.com>

	* c-decl.c (warn_variable_length_array): Pass OPT_Wvla unconditionally
	to pedwarn_c90.
	* c-errors.c: Include "opts.h".
	(pedwarn_c90): Rewrite to handle -Wno-c90-c99-compat better.
	* c-parser.c (disable_extension_diagnostics): Handle negative value
	of warn_c90_c99_compat, too.
	(restore_extension_diagnostics): Likewise.
	(c_parser_compound_statement_nostart): Pass
	OPT_Wdeclaration_after_statement unconditionally to pedwarn_c90.

2014-08-12  Marek Polacek  <polacek@redhat.com>

	* c-parser.c (c_parser_postfix_expression) <case RID_FUNCTION_NAME>:
	Add pedwarn.
	(c_parser_postfix_expression) <case RID_PRETTY_FUNCTION_NAME>:
	Likewise.
	(c_parser_postfix_expression) <case RID_C99_FUNCTION_NAME>: Likewise.

2014-08-10 Marek Polacek  <polacek@redhat.com>

	PR c/51849
	* c-decl.c (build_array_declarator): Remove check for !flag_isoc99.
	Call pedwarn_c90 instead of pedwarn.
	(check_bitfield_type_and_width): Likewise.
	(declspecs_add_qual): Likewise.
	(declspecs_add_type): Likewise.
	(warn_variable_length_array): Unify function for -pedantic and -Wvla.
	Adjust to only call pedwarn_c90.
	(grokdeclarator): Remove pedantic && !flag_isoc99 check.  Call
	pedwarn_c90 instead of pedwarn.
	* c-errors.c (pedwarn_c90): Handle -Wc90-c99-compat.
	* c-parser.c (disable_extension_diagnostics): Handle
	warn_c90_c99_compat.
	(restore_extension_diagnostics): Likewise.
	(c_parser_enum_specifier): Remove check for !flag_isoc99.  Call
	pedwarn_c90 instead of pedwarn.
	(c_parser_initelt): Likewise.
	(c_parser_postfix_expression): Likewise.
	(c_parser_postfix_expression_after_paren_type): Likewise.
	(c_parser_compound_statement_nostart): Remove check for !flag_isoc99.
	* c-tree.h: Fix formatting.
	* c-typeck.c (build_array_ref): Remove check for !flag_isoc99.  Call
	pedwarn_c90 instead of pedwarn.

2014-08-07  Trevor Saunders  <tsaunders@mozilla.com>

	* c-typeck.c: Remove include of pointer-set.h.

2014-08-07  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (pointer_diff): Remove P - (P + CST) optimization.

2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>

	* c-typeck.c: Use hash_map instead of pointer_map.

2014-08-02  Trevor Saunders  <tsaunders@mozilla.com>

	* c-decl.c: Use hash_set instead of pointer_set.

2014-08-01  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR middle-end/61455
	* c-array-notation.c (expand_array_notations): Handling
	of DECL_EXPR added.

2014-07-31  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/60517
	* c-typeck.c (c_finish_return): Return 0 instead of the address of
	a local variable.

2014-07-30  Tom Tromey  <tromey@redhat.com>

	* c-typeck.c (struct constructor_stack) <designator_depth>: New
	field.
	(really_start_incremental_init, push_init_level): Initialize
	designator_depth.
	(pop_init_level): Set global designator_depth.
	(process_init_element): Check for designated_init attribute.

2014-07-20  Marek Polacek  <polacek@redhat.com>

	PR c/61852
	* c-decl.c (implicit_decl_warning): Add location_t parameter.  Use it.
	(implicitly_declare): Pass location to implicit_decl_warning.

2014-07-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/61294
	* c-parser.c (c_parser_expr_list): Add new argument literal_zero_mask.
	If non-NULL, call c_parser_check_literal_zero.
	(c_parser_check_literal_zero): New function.
	(c_parser_postfix_expression_after_primary): Adjust
	c_parser_expr_list caller, handle -Wmemset-transposed-args.

2014-07-06  Marek Polacek  <polacek@redhat.com>

	PR c/6940
	* c-decl.c (grokdeclarator): Set C_ARRAY_PARAMETER.
	* c-tree.h (C_ARRAY_PARAMETER): Define.
	* c-typeck.c (c_expr_sizeof_expr): Warn when using sizeof on an array
	function parameter.

2014-07-02  Jan Hubicka  <hubicka@ucw.cz>
	    Chen Gang <gang.chen.5i5j@gmail.com>

	* c-decl.c (duplicate_decls): CLear DECL_STRUCT_FUNCTION before
	releasing symbol.

2014-07-01  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (convert_for_assignment): Pass OPT_Wint_conversion
	instead of 0 to WARN_FOR_ASSIGNMENT.

2014-07-01  Marek Polacek  <polacek@redhat.com>

	PR c/58286
	* c-typeck.c (convert_for_assignment): Pass
	OPT_Wincompatible_pointer_types instead of 0 to WARN_FOR_ASSIGNMENT.

2014-06-30  Marek Polacek  <polacek@redhat.com>

	* c-decl.c (grokdeclarator): Don't instrument VLAs if the function
	has no_sanitize_undefined attribute.

2014-06-30  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR middle-end/57541
	* c-array-notation.c (fix_builtin_array_notation_fn):
	Check for 0 arguments in builtin call. Check that bultin argument is
	correct.
	* c-parser.c (c_parser_array_notation): Check for incorrect initial
	index.

2014-06-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* c-parser.c (c_parser_declaration_or_fndef): Discard all type
	qualifiers in __auto_type for atomic types.
	(c_parser_typeof_specifier): Discard all type qualifiers in
	__typeof__ for atomic types.

2014-06-25  Marek Polacek  <polacek@redhat.com>

	PR c/61162
	* c-parser.c (c_parser_statement_after_labels): Pass the location of
	the return expression to c_finish_return.

2014-06-25  Jakub Jelinek  <jakub@redhat.com>

	* c-typeck.c (c_finish_omp_clauses): Make sure
	OMP_CLAUSE_LINEAR_STEP has correct type.

2014-06-24  Trevor Saunders  <tsaunders@mozilla.com>

	* c-decl.c: Adjust.

2014-06-24  Jakub Jelinek  <jakub@redhat.com>

	* c-parser.c (c_parser_omp_for_loop): For
	#pragma omp parallel for simd move lastprivate clause from parallel
	to for rather than simd.

2014-06-23  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (parser_build_binary_op): Don't call
	warn_logical_not_parentheses if the RHS is TRUTH_NOT_EXPR.

2014-06-15  Jan Hubicka  <hubicka@ucw.cz>

	* c-parser.c (c_parser_omp_threadprivate): Likewise.
	* c-decl.c (merge_decls): Likewise.

2014-06-09  Marek Polacek  <polacek@redhat.com>

	PR c/36446
	* c-typeck.c (error_init): Call inform instead of error_at.
	(pedwarn_init): Call inform instead of pedwarn.
	(warning_init): Call inform instead of warning_at.

2014-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* c-decl.c (merge_decls): Use set_decl_section_name.
	(duplicate_decls): Remove node if it exists.

2014-06-05  S. Gilles  <sgilles@terpmail.umd.edu>

	PR c/53119
	* c-typeck.c (push_init_level, process_init_element,
	pop_init_level): Correct check for zero initialization, move
	missing brace warning to respect zero initialization.

2014-06-05  Marek Polacek  <polacek@redhat.com>

	PR c/56724
	* c-typeck.c (convert_for_assignment): Use expr_loc for ic_argpass.

2014-06-05  Marek Polacek  <polacek@redhat.com>

	PR c/49706
	* c-typeck.c (parser_build_binary_op): Warn when logical not is used
	on the left hand side operand of a comparison. 

2014-06-05  Marek Polacek  <polacek@redhat.com>

	PR c/48062
	* c-decl.c (warn_if_shadowing): Call inform instead of warning_at.
	Print note only if the warning was printed.

2014-06-04  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR c/58942
	* c-array-notation.c (fix_builtin_array_notation_fn): Handle the case
	with a pointer.

2014-06-03  Marek Polacek  <polacek@redhat.com>

	PR c/60439
	* c-parser.c (c_parser_switch_statement): Pass explicit_cast_p to
	c_start_case.
	* c-tree.h (c_start_case): Update.
	* c-typeck.c (c_start_case): Add new boolean parameter.  Warn if
	switch condition has boolean value.

2014-06-02  Andrew MacLeod  <amacleod@redhat.com>

	* c-decl.c: Include builtins.h.
	* c-parser.c: Likewise.

2014-05-27  Marek Polacek  <polacek@redhat.com>

	PR c/56724
	* c-typeck.c (convert_arguments): Get location of a parameter.  Change
	error and warning calls to error_at and warning_at.  Pass location of
	a parameter to it.  Call warning_at with OPT_Wtraditional_conversion.
	(convert_for_assignment): Add parameter to WARN_FOR_ASSIGNMENT and
	WARN_FOR_QUALIFIERS.  Pass expr_loc to those.

2014-05-26  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR c/61191
	* c-array-notation.c (fix_builtin_array_notation_fn): Check invalid
	function parameters.

2014-05-23  Jan Hubicka  <hubicka@ucw.cz>

	* c-decl.c (merge_decls): Preserve symtab node pointers.
	(duplicate_decls): Free new decl.

2014-05-23  Thomas Schwinge  <thomas@codesourcery.com>

	* c-typeck.c (c_finish_omp_clauses): Remove duplicated variable
	initialization.

	* c-parser.c (c_parser_omp_target): Return bool values.

2014-05-22  Thomas Schwinge  <thomas@codesourcery.com>

	* c-parser.c (c_parser_omp_clause_thread_limit): Rename
	num_teams_loc variable to num_thread_limit_loc.

2014-05-21  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>

	* c-array-notation.c (expand_array_notations): Use void_node
	instead of void_zero_node.

2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>

	* c-decl.c (finish_struct): Adjust.
	(finish_enum): Likewise.
	(bind): Adjust.
	(record_inline_static): Likewise.
	(push_scope): Likewise.
	(make_label): Likewise.
	(lookup_label_for_goto): Likewise.
	(finish_struct): Likewise.
	(finish_enum): Likewise.
	(store_parm_decls): Likewise.
	(c_push_function_context): Likewise.
	* c-lang.h: Remove usage of variable_size gty attribute.
	* c-parser.c (c_parse_init): Adjust.
	(c_parse_file): Likewise.

2014-05-13  Marek Polacek  <polacek@redhat.com>

	PR c/61162
	* c-typeck.c (convert_for_assignment): Pass location to
	WARN_FOR_ASSIGNMENT instead of input_location.

2014-05-10  Marek Polacek  <polacek@redhat.com>

	* c-parser.c (c_parser_declaration_or_fndef): Pass init_loc to
	maybe_warn_string_init.
	(c_parser_postfix_expression_after_paren_type): Pass type_loc to
	maybe_warn_string_init.
	* c-tree.h (maybe_warn_string_init): Update declaration.
	* c-typeck.c (maybe_warn_string_init): Add location parameter.
	Call pedwarn_init with loc instead of with input_location.
	(digest_init): Pass init_loc to maybe_warn_string_init.
	(pop_init_level): Call pedwarn_init with loc instead of with
	input_location.
	(set_init_index): Likewise.
	(process_init_element): Likewise.

2014-05-09  Marek Polacek  <polacek@redhat.com>

	PR c/61096
	* c-parser.c (c_parser_braced_init): Pass brace_loc to push_init_level.
	(c_parser_initelt): Pass location to set_init_label.  Pass array index
	location to set_init_index.
	* c-tree.h (push_init_level): Update declaration.
	(pop_init_level): Likewise.
	(set_init_index): Likewise.
	(set_init_label): Likewise.
	* c-typeck.c (error_init): Add location parameter.  Call error_at
	instead of error.
	(digest_init): Pass init_loc to error_init.
	(really_start_incremental_init):
	(push_init_level): Add location parameter.  Pass loc to pop_init_level
	and error_init.
	(pop_init_level): Likewise.
	(set_designator): Add location parameter.  Pass loc to pop_init_level,
	push_init_level, and error_init.
	(set_init_index): Add location parameter.  Pass loc to error_init and
	set_designator.
	(set_init_label): Likewise.
	(output_init_element): Pass loc to error_init.
	(process_init_element): Pass loc to error_init, pop_init_level,
	pedwarn_init, and push_init_level.

2014-05-09  Marek Polacek  <polacek@redhat.com>

	PR c/50459
	* c-parser.c (c_parser_attributes): Parse the arguments as an
	expression-list if the attribute takes identifier.

2014-05-08  Marek Polacek  <polacek@redhat.com>

	PR c/61053
	* c-decl.c (grokdeclarator): Use min_align_of_type instead of
	TYPE_ALIGN_UNIT.

2014-05-08  Marek Polacek  <polacek@redhat.com>

	PR c/61077
	* c-decl.c (start_function): Warn for _Atomic-qualified return type
	of main.

2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
	    Mike Stump  <mikestump@comcast.net>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* c-decl.c (check_bitfield_type_and_width): Use TYPE_SIGN.
	(finish_enum): Use wide-int interfaces.
	* c-parser.c (c_parser_cilk_clause_vectorlength): Likewise.
	* c-typeck.c (build_c_cast): Likewise.
	(set_nonincremental_init_from_string): Likewise.
	(c_tree_equal): Likewise.

2014-05-02  Marek Polacek  <polacek@redhat.com>

	PR c/25801
	* c-typeck.c (c_size_in_bytes): Update comment.  Don't call error.
	Return size_one_node when the type is not complete.
	(pointer_diff): Remove comment.
	(build_unary_op): Improve error messages.

2014-05-02  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (c_finish_return): Separate warning_at calls.

2014-05-02  Marek Polacek  <polacek@redhat.com>

	* c-tree.h (error_init): Remove declaration.
	(pedwarn_init): Likewise.
	* c-typeck.c (error_init): Make static and move above.
	(pedwarn_init): Likewise.
	(warning_init): Move above.
	(maybe_warn_string_init): Likewise.

2014-05-01  Jeff Law  <law@redhat.com>

	Revert:

	2014-04-24  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>
	* c-parser.c (c_parser_sizeof_expression): Reorganize slightly to
	avoid goto.

2014-05-02  Marek Polacek  <polacek@redhat.com>

	PR c/60784
	* c-typeck.c (push_init_level): Set constructor_designated to
	p->designated for structures.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/60915
	* c-parser.c (c_parser_declaration_or_fndef): Give better error if
	function-definition has an attribute after the declarator.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/60257
	* c-typeck.c (warning_init): Add location_t parameter.  Call
	warning_at instead of warning.
	(push_init_level): Pass input_location to warning_init.
	(add_pending_init): Add location_t parameter.  Pass loc to
	warning_init.
	(set_nonincremental_init): Pass input_location to add_pending_init.
	(set_nonincremental_init_from_string): Likewise.
	(output_init_element): Pass loc to warning_init and to
	add_pending_init.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/43395
	* c-typeck.c (c_finish_return): Distinguish between label and variable
	when warning about returning local address.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/29467
	* c-decl.c (declspecs_add_type): Pedwarn if boolean types are used
	in C89 mode.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/43245
	* c-typeck.c (convert_for_assignment): Pass OPT_Wdiscarded_qualifiers
	instead of 0 to WARN_FOR_QUALIFIERS.

2014-05-01  Marek Polacek  <polacek@redhat.com>

	PR c/56989
	* c-typeck.c (default_conversion): Use better location for
	error call.

2014-04-30  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (build_binary_op): Call ubsan_instrument_division
	also when SANITIZE_FLOAT_DIVIDE is on.

2014-04-30  Marek Polacek  <polacek@redhat.com>

	PR c/60139
	* c-typeck.c (output_init_element): Pass OPT_Wpedantic to pedwarn
	and pedwarn_init.  Use loc insted of input_location.

2014-04-30  Marek Polacek  <polacek@redhat.com>

	PR c/60351
	* c-typeck.c (build_binary_op): Use location when warning about
	shift count.

2014-04-25  Marek Polacek  <polacek@redhat.com>

	PR c/18079
	* c-decl.c (diagnose_mismatched_decls): Warn for mismatched
	always_inline/noinline and hot/cold attributes.

2014-04-25  Marek Polacek  <polacek@redhat.com>

	PR c/60114
	* c-parser.c (c_parser_initelt): Pass input_location to
	process_init_element.
	(c_parser_initval): Pass loc to process_init_element.
	* c-tree.h (process_init_element): Adjust declaration.
	* c-typeck.c (push_init_level): Pass input_location to
	process_init_element.
	(pop_init_level): Likewise.
	(set_designator): Likewise.
	(output_init_element): Add location_t parameter.  Pass loc to
	digest_init.
	(output_pending_init_elements): Pass input_location to
	output_init_element.
	(process_init_element): Add location_t parameter.  Pass loc to
	output_init_element.

2014-04-24  Jakub Jelinek  <jakub@redhat.com>

	* c-parser.c (c_parser_omp_atomic): Allow seq_cst before
	atomic-clause, allow comma in between atomic-clause and
	seq_cst.

2014-04-22  Jakub Jelinek  <jakub@redhat.com>

	PR c/59073
	* c-parser.c (c_parser_omp_parallel): If c_parser_omp_for
	fails, don't set OM_PARALLEL_COMBINED and return NULL.

2014-04-12  Igor Zamyatin  <igor.zamyatin@intel.com>

	PR middle-end/60469
	* c-array-notation.c (fix_builtin_array_notation_fn): Use
	create_tmp_var instead build_decl for creating temps.
	(build_array_notation_expr): Likewise.
	(fix_conditional_array_notations_1): Likewise.
	(fix_array_notation_expr): Likewise.
	(fix_array_notation_call_expr): Likewise.

2014-03-28  Jakub Jelinek  <jakub@redhat.com>

	PR c++/60689
	* c-tree.h (c_build_function_call_vec): New prototype.
	* c-typeck.c (build_function_call_vec): Don't call
	resolve_overloaded_builtin here.
	(c_build_function_call_vec): New wrapper function around
	build_function_call_vec.  Call resolve_overloaded_builtin here.
	(convert_lvalue_to_rvalue, build_function_call, build_atomic_assign):
	Call c_build_function_call_vec instead of build_function_call_vec.
	* c-parser.c (c_parser_postfix_expression_after_primary): Likewise.
	* c-decl.c (finish_decl): Likewise.

2014-03-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/55383
	* c-typeck.c: Use correct format string in cast-qual warning

2014-03-07  Thomas Schwinge  <thomas@codesourcery.com>

	* c-decl.c (c_decl_attributes): Use
	lang_hooks.types.omp_mappable_type.
	* c-typeck.c (c_finish_omp_clauses): Likewise.

2014-03-06  Marek Polacek  <polacek@redhat.com>

	PR c/60197
	* c-typeck.c (c_finish_return): Call contains_cilk_spawn_stmt instead
	of checking tree code.

2014-02-19  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>

	* c-parser.c (c_parser_declspecs): Replace call to error by error_at.
	(c_parser_parameter_declaration): Likewise.

2014-02-19  Marek Polacek  <polacek@redhat.com>

	PR c/60195
	* c-typeck.c (convert_lvalue_to_rvalue): Set TREE_NO_WARNING on tmp.
	Call mark_exp_read on exp.value.
	(build_atomic_assign): Set TREE_NO_WARNING on val and old.  Set
	TREE_ADDRESSABLE on old instead of val.
	(emit_side_effect_warnings): Warn only if RHS has !TREE_NO_WARNING.

2014-02-07  Prathamesh Kulkarni  <bilbotheelffriend@gmail.com>

	* c-parser.c (c_parser_get_builtin_args): Replace calls to
	C_EXPR_APPEND by vec_safe_push.
	* c-tree.h (C_EXPR_APPEND): Remove.

2014-01-31  Marek Polacek  <polacek@redhat.com>

	PR c/59963
	* c-typeck.c (convert_lvalue_to_rvalue): Pass vNULL to
	build_function_call_vec.
	(build_function_call): Likewise.
	(build_atomic_assign): Likewise.
	(build_function_call_vec): Add arg_loc parameter.  Use it.
	(convert_arguments): Likewise.
	(convert_for_assignment): Rename rhs_loc to expr_loc.
	* c-parser.c (c_parser_attributes): Pass NULL to c_parser_expr_list.
	(c_parser_objc_keywordexpr): Likewise.
	(c_parser_postfix_expression_after_primary): Call
	build_function_call_vec with expr_loc rather than op_loc.
	Call c_parser_expr_list to fill arg_loc.  Pass arg_loc to
	build_function_call_vec.
	(c_parser_expr_list): Add locations parameter.  Fill it with locations
	of function arguments.
	* c-decl.c (finish_decl): Pass vNULL to build_function_call_vec.

2014-01-30  Marek Polacek  <polacek@redhat.com>

	PR c/59940
	* c-typeck.c (build_function_call_vec): Use loc parameter.
	(convert_arguments): Add location parameter.  Use it.
	(ep_convert_and_check): Likewise.
	(build_atomic_assign): Adjust convert_for_assignment call.
	(build_modify_expr): Likewise.
	(digest_init): Likewise.
	(c_finish_return): Likewise.
	(build_conditional_expr): Adjust ep_convert_and_check calls.
	(convert_for_assignment): Add rhs_loc parameter.  Use it.
	(build_binary_op): Adjust convert_and_check and ep_convert_and_check
	calls.

2014-01-30  Richard Biener  <rguenther@suse.de>

	PR c/59905
	* c-typeck.c (build_function_call_vec): Do not replace calls
	to a function via an incompatible type with a runtime abort.

2014-01-24  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-parser.c (c_parser_declaration_or_fndef): Replaced
	flag_enable_cilkplus with flag_cilkplus.
	(c_parser_direct_declarator_inner): Likewise.
	(c_parser_attribute_any_word): Likewise.
	(c_parser_attributes): Likewise.
	(c_parser_compound_statement): Likewise.
	(c_parser_statement_after_labels): Likewise.
	(c_parser_if_statement): Likewise.
	(c_parser_switch_statement): Likewise.
	(c_parser_do_statement): Likewise.
	(c_parser_for_statement): Likewise.
	(c_parser_unary_expression): Likewise.
	(c_parser_postfix_expression): Likewise.
	(c_parser_postfix_expression_after_primary): Likewise.
	(c_parser_postfix_expression_after_primary): Likewise.
	(c_parser_omp_clause_name): Likewise.
	(c_finish_omp_declare_simd): Likewise.
	(c_parser_cilk_verify_simd): Likewise.
	* c-typeck.c (build_array_ref): Likewise.
	(build_function_call_vec): Likewise.
	(convert_arguments): Likewise.
	(build_compound_expr): Likewise.
	(c_finish_return): Likewise.
	(c_finish_if_stmt): Likewise.
	(c_finish_loop): Likewise.
	(build_binary_op): Likewise.

2014-01-23  Marek Polacek  <polacek@redhat.com>

	PR c/59846
	* c-typeck.c (parser_build_binary_op): Use location instead of
	input_location.
	(build_binary_op): Pass location to shorten_compare.

2014-01-23  Marek Polacek  <polacek@redhat.com>

	PR c/58346
	* c-typeck.c (pointer_diff): Give an error on arithmetic on pointer to
	an empty aggregate.

2014-01-23  Marek Polacek  <polacek@redhat.com>

	PR c/59871
	* c-typeck.c (build_compound_expr): Warn even for right-hand operand
	of a comma expression.
	(emit_side_effect_warnings): Likewise.

2014-01-23  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	PR c/59825
	* c-array-notation.c (expand_array_notation_exprs): Rewrote this
	function to use walk_tree and moved a lot of its functionality to
	expand_array_notations.
	(expand_array_notations): New function.

2014-01-23  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-parser.c (c_finish_omp_declare_simd): Made "cilk simd function"
	attribute an attribute without value.

2014-01-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/58809
	* c-typeck.c (c_finish_omp_clause): Reject MIN_EXPR, MAX_EXPR,
	BIT_AND_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR on COMPLEX_TYPEs.

2014-01-22  Marek Polacek  <polacek@redhat.com>

	PR c/59891
	* c-typeck.c (build_conditional_expr): Call c_fully_fold instead
	of remove_c_maybe_const_expr on op1 and op2.

2014-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR c/58943
	* c-typeck.c (build_modify_expr): For lhs op= rhs, if rhs has side
	effects, preevaluate rhs using SAVE_EXPR first.

2014-01-09  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	PR c++/59631
	* c-parser.c (c_parser_postfix_expression): Replaced consecutive if
	statements with if-elseif statements.

2014-01-06  Marek Polacek  <polacek@redhat.com>

	PR c/57773
	* c-decl.c (check_bitfield_type_and_width): Warn for implementation
	defined bit-field types only in ISO C.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* c-array-notation.c: Use the standard form for the copyright notice.

2013-12-18  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-parser.c (struct c_parser::cilk_simd_fn_tokens): Added new field.
	(c_parser_declaration_or_fndef): Added a check if cilk_simd_fn_tokens
	field in parser is not empty.  If not-empty, call the function
	c_parser_finish_omp_declare_simd.
	(c_parser_cilk_clause_vectorlength): Modified function to be shared
	between SIMD-enabled functions and #pragma simd.  Added new parameter.
	(c_parser_cilk_all_clauses): Modified the usage of the function
	c_parser_cilk_clause_vectorlength as mentioned above.
	(c_parser_cilk_simd_fn_vector_attrs): New function.
	(c_finish_cilk_simd_fn_tokens): Likewise.
	(is_cilkplus_vector_p): Likewise.
	(c_parser_omp_clause_name): Added checking for "vectorlength,"
	"nomask," and "mask" strings in clause name.
	(c_parser_omp_all_clauses): Added 3 new case statements:
	PRAGMA_CILK_CLAUSE_VECTORLENGTH, PRAGMA_CILK_CLAUSE_MASK and
	PRAGMA_CILK_CLAUSE_NOMASK.
	(c_parser_attributes): Added a cilk_simd_fn_tokens parameter.  Added a
	check for vector attribute and if so call the function
	c_parser_cilk_simd_fn_vector_attrs.  Also, when Cilk plus is enabled,
	called the function c_finish_cilk_simd_fn_tokens.
	(c_finish_omp_declare_simd): Added a check if cilk_simd_fn_tokens in
	parser field is non-empty.  If so, parse them as you would parse
	the omp declare simd pragma.
	(c_parser_omp_clause_linear): Added a new bool parm. is_cilk_simd_fn.
	Added a check when step is a parameter and flag it as error.
	(CILK_SIMD_FN_CLAUSE_MASK): New #define.
	(c_parser_cilk_clause_name): Changed pragma_cilk_clause to
	pragma_omp_clause.

2013-12-17  Thomas Schwinge  <thomas@codesourcery.com>

	* c-parser.c (c_parser_omp_parallel): Fix description.

2013-12-11  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-objc-common.h (LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Remove.
	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
	(LANG_HOOKS_CILKPLUS_CILKPLUS_GIMPLIFY_SPAWN): Likewise.
	* c-typeck.c (cilk_install_body_with_frame_cleanup): New function.

2013-12-04  Joseph Myers  <joseph@codesourcery.com>

	PR c/52023
	* c-parser.c (c_parser_alignas_specifier): Use
	c_sizeof_or_alignof_type instead of c_alignof.
	(c_parser_alignof_expression): Likewise, with min_alignof
	parameter depending on alignof spelling used.

2013-12-04  Marek Polacek  <polacek@redhat.com>

	PR c/54113
	* c-decl.c (start_function): Don't warn for missing prototype for
	inline functions.

2013-12-03  Marek Polacek  <polacek@redhat.com>

	PR c/59351
	* c-decl.c (build_compound_literal): Allow compound literals with
	empty initial value.

2013-12-02  Joseph Myers  <joseph@codesourcery.com>

	PR c/58235
	* c-typeck.c (build_modify_expr): Diagnose assignment to
	expression with array type.

2013-11-29  Joseph Myers  <joseph@codesourcery.com>

	PR c/42262
	* c-typeck.c (process_init_element): Do not treat a string as
	initializing a whole array when used with a designator for an
	individual element.

2013-11-29  Joseph Myers  <joseph@codesourcery.com>

	PR c/57574
	* c-decl.c (merge_decls): Clear DECL_EXTERNAL for a definition of
	an inline function following a static declaration.

2013-11-28  Jakub Jelinek  <jakub@redhat.com>

	PR c/59310
	* c-parser.c (c_parser_omp_target): Copy "#pragma omp target"
	to p_name before calling c_parser_omp_teams instead of after.
	(c_parser_cilk_simd): Remove wrong ATTRIBUTE_UNUSED from parser
	argument.  Remove unused p_name variable.

2013-11-27  Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	* c-decl.c (c_builtin_function_ext_scope): Avoid binding if
	external_scope is NULL.

2013-11-27  Tom de Vries  <tom@codesourcery.com>
	    Marc Glisse  <marc.glisse@inria.fr>

	PR c++/59032
	* c-typeck.c (build_unary_op): Allow vector increment and decrement.

2013-11-22  Andrew MacLeod  <amacleod@redhat.com>

	* c-typeck.c: Add required include files from gimple.h.

2013-11-22  David Malcolm  <dmalcolm@redhat.com>

	* c-decl.c (define_label, shadow_tag_warned)
	(check_bitfield_type_and_width, grokdeclarator, grokparms,
	store_parm_decls_newstyle, store_parm_decls_oldstyle)
	(declspecs_add_type): Remove use of in_system_header macro.
	* c-parser.c (c_parser_unary_expression): Likewise.
	* c-typeck.c (store_init_value, process_init_element)
	(c_start_case): Likewise.

	* c-decl.c (build_enumerator): Remove use of EXPR_LOC_OR_HERE
	macro.

	* c-parser.c (c_parser_set_source_position_from_token): Remove
	reference to in_system_header from comment.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* c-decl.c (grokdeclarator): Update comment to refer to
	tree_to_[su]hwi rather than tree_low_cst.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* c-decl.c, c-typeck.c: Replace tree_low_cst (..., 1) with
	tree_to_uhwi throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* c-parser.c: Replace tree_low_cst (..., 0) with tree_to_shwi
	throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* c-parser.c: Replace host_integerp (..., 0) with tree_fits_shwi_p
	throughout.

2013-11-15  Aldy Hernandez  <aldyh@redhat.com>

	* c-parser.c (c_parser_cilk_simd): New.
	(c_parser_cilk_verify_simd): New.
	(c_parser_pragma): Add case for PRAGMA_CILK_SIMD.
	(c_parser_omp_for_loop): Add case for NE_EXPR.
	Set c_break_label for CILK_SIMD.
	(c_parser_cilk_clause_vectorlength): New.
	(c_parser_cilk_clause_linear): New.
	(c_parser_cilk_clause_name): New.
	(c_parser_cilk_all_clauses): New.
	* c-typeck.c (build_unary_op): Pass location argument to
	readonly_error.
	(build_modify_expr): Same.
	(build_asm_expr): Same.
	(c_finish_bc_stmt): Error on break/continue in loops.

2013-11-14  Andrew MacLeod  <amacleod@redhat.com>

	* c-typeck.c: Include only gimplify.h and gimple.h as needed.

2013-11-14  Diego Novillo  <dnovillo@google.com>

	* c-decl.c: Include print-tree.h.
	Include stor-layout.h.
	Include varasm.h.
	Include attribs.h.
	Include stringpool.h.
	* c-lang.c: Include fold-const.h.
	* c-parser.c: Include stringpool.h.
	Include attribs.h.
	Include stor-layout.h.
	Include varasm.h.
	Include trans-mem.h.
	* c-typeck.c: Include stor-layout.h.
	Include trans-mem.h.
	Include varasm.h.
	Include stmt.h.

2013-11-13  Joseph Myers  <joseph@codesourcery.com>

	* c-tree.h (c_typespec_keyword): Add cts_auto_type.
	* c-decl.c (declspecs_add_type, finish_declspecs): Handle
	__auto_type.
	* c-parser.c (c_token_starts_typename, c_token_starts_declspecs)
	(c_parser_attribute_any_word, c_parser_objc_selector): Handle
	RID_AUTO_TYPE.
	(c_parser_declspecs): Take argument AUTO_TYPE_OK.
	(c_parser_declaration_or_fndef, c_parser_struct_declaration)
	(c_parser_declarator, c_parser_direct_declarator_inner)
	(c_parser_parameter_declaration, c_parser_type_name): All callers
	changed.
	(c_parser_declaration_or_fndef): Handle declarations with type
	determined from the initializer.

2013-11-12  Andrew MacLeod  <amacleod@redhat.com>

	* c-typeck.c: Include gimplify.h.

2013-11-12  Joseph Myers  <joseph@codesourcery.com>

	* c-tree.h (struct c_declspecs): Add thread_gnu_p field.
	* c-parser.c (c_parser_declspecs): Mention _Thread_local in
	comment.
	* c-decl.c (shadow_tag_warned, grokdeclarator): Mention __thread
	or _Thread_local as appropriate in diagnostics.
	(build_null_declspecs): Initialize ret->thread_gnu_p.
	(declspecs_add_scspec): Handle either __thread or _Thread_local
	for RID_THREAD.  Diagnose _Thread_local for pre-C11 standards if
	pedantic.  Do not disallow _Thread_local extern and _Thread_local
	static.

2013-11-07  Joseph Myers  <joseph@codesourcery.com>
	    Andrew MacLeod  <amacleod@redhat.com>

	* c-aux-info.c (gen_type): Handle atomic qualifier.
	* c-decl.c (validate_proto_after_old_defn): Do not remove atomic
	qualifiers when compating types.
	(shadow_tag_warned): Handle atomic_p in declspecs.
	(quals_from_declspecs): Likewise.
	(start_decl): Use c_type_promotes_to when promoting argument
	types.
	(grokdeclarator): Handle _Atomic.
	(get_parm_info): Diagnose any qualifier on "void" as only
	parameter.
	(store_parm_decls_oldstyle): Do not remove atomic qualifiers when
	comparing types.  Use c_type_promotes_to when promoting argument
	types.
	(finish_function): Use c_type_promotes_to when promoting argument
	types.
	(build_null_declspecs): Handle atomic_p in declspecs.
	(declspecs_add_qual): Handle RID_ATOMIC.
	* c-parser.c (c_token_starts_typename, c_token_is_qualifier)
	(c_token_starts_declspecs): Handle RID_ATOMIC.
	(c_parser_declspecs): Handle atomic type specifiers and
	qualifiers.
	(c_parser_typeof_specifier): Remove const and _Atomic qualifiers
	from types of expressions with atomic type.
	(c_parser_direct_declarator_inner): Use convert_lvalue_to_rvalue.
	(c_parser_attribute_any_word): Handle RID_ATOMIC.
	(c_parser_initializer, c_parser_initelt, c_parser_initval)
	(c_parser_statement_after_labels, c_parser_switch_statement)
	(c_parser_for_statement, c_parser_expr_no_commas)
	(c_parser_conditional_expression, c_parser_binary_expression)
	(c_parser_cast_expression, c_parser_unary_expression)
	(c_parser_postfix_expression)
	(c_parser_postfix_expression_after_primary, c_parser_expression):
	Use convert_lvalue_to_rvalue.
	(c_parser_expression_conv, c_parser_expr_list): Document
	conversion of lvalues to rvalues.  Use convert_lvalue_to_rvalue.
	(c_parser_objc_synchronized_statement): Use
	convert_lvalue_to_rvalue.
	(c_parser_objc_selector): Handle RID_ATOMIC.
	(c_parser_objc_receiver, c_parser_array_notation): Use
	convert_lvalue_to_rvalue.
	* c-tree.h (ctsk_typeof): Adjust comment to mention use for
	_Atomic (type-name).
	(struct c_declspecs): Add atomic_p field.
	(convert_lvalue_to_rvalue): Declare.
	* c-typeck.c (c_type_promotes_to): Promote atomic types to
	corresponding atomic types.
	(qualify_type): Don't add _Atomic qualifiers from second argument.
	(comp_target_types): Do not allow _Atomic mismatches.
	(type_lists_compatible_p): Do not remove atomic qualifiers when
	comparing types.
	(really_atomic_lvalue, convert_lvalue_to_rvalue)
	(build_atomic_assign): New functions.
	(build_unary_op): Use build_atomic_assign for atomic increment and
	decrement.
	(build_conditional_expr): Do not treat _Atomic void as a qualified
	version of void.
	(build_modify_expr): Use build_atomic_assign for atomic LHS.
	(find_anonymous_field_with_type, convert_to_anonymous_field)
	(convert_for_assignment): Do not remove atomic qualifiers when
	comparing types.
	(digest_init): Do not accept initialization of arrays of atomic
	elements by string constants.
	(build_asm_expr): Use convert_lvalue_to_rvalue.
	(build_binary_op): Do not treat _Atomic void as a qualified
	version of void.

2013-11-06  DJ Delorie  <dj@redhat.com>

	* c-decl.c (locate_old_decl): If a previous conflicting decl is
	both explicit and builtin, print the location of the explicit one.

2013-11-05  Tobias Burnus  <burnus@net-b.de>

	* c-parser.c (c_parser_omp_for, c_parser_omp_parallel,
	c_parser_omp_distribute, c_parser_omp_teams,
	c_parser_omp_target, c_parser_omp_declare): Handle
	-fopenmp-simd.

2013-11-03  Marek Polacek  <polacek@redhat.com>

	* c-decl.c (grokdeclarator): Add VLA instrumentation.

2013-11-01  Jakub Jelinek  <jakub@redhat.com>

	* c-typeck.c (c_finish_omp_clauses) <case OMP_CLAUSE_UNIFORM>: Go to
	check_dup_generic at the end, unless remove is true.
	(c_finish_omp_clauses) <case OMP_CLAUSE_REDUCTION>: Add break; after
	remove = true;.
	(c_finish_omp_clauses) <case OMP_CLAUSE_COPYIN>: Likewise.

2013-10-31  Jakub Jelinek  <jakub@redhat.com>

	* c-typeck.c (c_finish_omp_clauses): Diagnose aligned clause
	with decl that is not pointer nor array.

2013-10-29  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-decl.c (finish_function): Added a call for insert_cilk_frame when
	a spawning function is found.
	* c-objc-common.h (LANG_HOOKS_CILKPLUS_GIMPLIFY_SPAWN): New #define.
	(LANG_HOOKS_CILKPLUS_FRAME_CLEANUP): Likewise.
	(LANG_HOOKS_CILKPLUS_DETECT_SPAWN_AND_UNWRAP): Likewise.
	* c-parser.c (c_parser_statement_after_labels): Added RID_CILK_SYNC
	case.
	(c_parser_postfix_expression): Added RID_CILK_SPAWN case.
	* c-typeck.c (build_compound_expr): Reject _Cilk_spawn in a comma
	expr.
	(c_finish_return): Added a check to reject _Cilk_spawn in return
	expression.
	(build_cilk_spawn): New function.
	(build_cilk_sync): Likewise.
	* Makefile.in (c-decl.o): Added cilk.h in dependency list.
	
2013-10-27  Tobias Burnus  <burnus@net-b.de>

	PR other/33426
	* c-parser.c (c_parser_while_statement, c_parser_while_statement,
	c_parser_pragma): Add GCC ivdep support to 'do' and 'while'.
	(c_parser_statement_after_labels): Update calls.

2013-10-24  Tobias Burnus  <burnus@net-b.de>

	PR other/33426
	* c-parser.c (c_parser_pragma, c_parser_for_statement):
	Handle PRAGMA_IVDEP.
	(c_parser_statement_after_labels): Update call.

2013-10-24  Marek Polacek  <polacek@redhat.com>

	* c-parser.c (c_parser_struct_declaration): Add a comment.
	(c_parser_declarator): Don't allow _Alignas here.

2013-10-17  Andrew MacLeod  <amacleod@redhat.com>

	* c-parser.c: Include omp-low.h.
	* c-typeck.c: Likewise.

2013-10-17  Marek Polacek  <polacek@redhat.com>

	PR c/58267
	* c-parser.c (c_parser_declspecs): Add alignspec_ok parameter.
	Document syntax of the array-declarator.
	(c_parser_declspecs) <RID_ALIGNAS>: Bail out if alignment specs
	are not permitted.
	(c_parser_declaration_or_fndef): Adjust c_parser_declspecs call.
	(c_parser_struct_declaration): Likewise.
	(c_parser_declarator): Likewise.
	(c_parser_direct_declarator_inner): Likewise.
	(c_parser_parameter_declaration): Likewise.
	(c_parser_type_name): Likewise.

2013-10-11  Jakub Jelinek  <jakub@redhat.com>

	* c-lang.h (current_omp_declare_target_attribute): New extern
	decl.
	* c-parser.c: Include c-lang.h.
	(struct c_parser): Change tokens to c_token *.
	Add tokens_buf field.  Change tokens_avail type to unsigned int.
	(c_parser_consume_token): If parser->tokens isn't
	&parser->tokens_buf[0], increment parser->tokens.
	(c_parser_consume_pragma): Likewise.
	(enum pragma_context): Add pragma_struct and pragma_param.
	(c_parser_external_declaration): Adjust
	c_parser_declaration_or_fndef caller.
	(c_parser_declaration_or_fndef): Add omp_declare_simd_clauses
	argument, if it is non-vNULL vector, call c_finish_omp_declare_simd.
	Adjust recursive call.
	(c_parser_struct_or_union_specifier): Use pragma_struct instead
	of pragma_external.
	(c_parser_parameter_declaration): Use pragma_param instead of
	pragma_external.
	(c_parser_compound_statement_nostart, c_parser_label,
	c_parser_for_statement): Adjust
	c_parser_declaration_or_fndef callers.
	(c_parser_expr_no_commas): Add omp_atomic_lhs argument, pass
	it through to c_parser_conditional_expression.
	(c_parser_conditional_expression): Add omp_atomic_lhs argument,
	pass it through to c_parser_binary_expression.  Adjust recursive
	call.
	(c_parser_binary_expression): Remove prec argument, add
	omp_atomic_lhs argument instead.  Always start from PREC_NONE, if
	omp_atomic_lhs is non-NULL and one of the arguments of toplevel
	binop matches it, use build2 instead of parser_build_binary_op.
	(c_parser_pragma): Handle PRAGMA_OMP_CANCEL,
	PRAGMA_OMP_CANCELLATION_POINT, PRAGMA_OMP_TARGET,
	PRAGMA_OMP_END_DECLARE_TARGET, PRAGMA_OMP_DECLARE_REDUCTION.
	Handle pragma_struct and pragma_param the same as pragma_external.
	(c_parser_omp_clause_name): Parse new OpenMP 4.0 clause names.
	(c_parser_omp_variable_list): Parse array sections for
	OMP_CLAUSE_{DEPEND,MAP,TO,FROM} clauses.
	(c_parser_omp_clause_collapse): Fully fold collapse expression.
	(c_parser_omp_clause_reduction): Handle user defined reductions.
	(c_parser_omp_clause_branch, c_parser_omp_clause_cancelkind,
	c_parser_omp_clause_num_teams, c_parser_omp_clause_thread_limit,
	c_parser_omp_clause_aligned, c_parser_omp_clause_linear,
	c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen,
	c_parser_omp_clause_depend, c_parser_omp_clause_map,
	c_parser_omp_clause_device, c_parser_omp_clause_dist_schedule,
	c_parser_omp_clause_proc_bind, c_parser_omp_clause_to,
	c_parser_omp_clause_from, c_parser_omp_clause_uniform): New functions.
	(c_parser_omp_all_clauses): Add finish_p argument.  Don't call
	c_finish_omp_clauses if it is false.  Handle new OpenMP 4.0 clauses.
	(c_parser_omp_atomic): Parse seq_cst clause, pass true if it is
	present to c_finish_omp_atomic.  Handle OpenMP 4.0 atomic forms.
	(c_parser_omp_for_loop): Add CODE argument, pass it through
	to c_finish_omp_for.  Change last argument to cclauses,
	and adjust uses to grab parallel clauses from the array of all
	the split clauses.  Adjust c_parser_binary_expression,
	c_parser_declaration_or_fndef and c_finish_omp_for callers.
	(omp_split_clauses): New function.
	(c_parser_omp_simd): New function.
	(c_parser_omp_for): Add p_name, mask and cclauses arguments.
	Allow the function to be called also when parsing combined constructs,
	and call c_parser_omp_simd when parsing for simd.
	(c_parser_omp_sections_scope): If section-sequence doesn't start with
	#pragma omp section, require exactly one structured-block instead of
	sequence of statements.
	(c_parser_omp_sections): Add p_name, mask and cclauses arguments.
	Allow the function to be called also when parsing combined constructs.
	(c_parser_omp_parallel): Add p_name, mask and cclauses arguments.
	Allow the function to be called also when parsing combined
	constructs.
	(c_parser_omp_taskgroup, c_parser_omp_cancel,
	c_parser_omp_cancellation_point, c_parser_omp_distribute,
	c_parser_omp_teams, c_parser_omp_target_data,
	c_parser_omp_target_update, c_parser_omp_target,
	c_parser_omp_declare_simd, c_finish_omp_declare_simd,
	c_parser_omp_declare_target, c_parser_omp_end_declare_target,
	c_parser_omp_declare_reduction, c_parser_omp_declare): New functions.
	(c_parser_omp_construct): Add p_name and mask vars.  Handle
	PRAGMA_OMP_DISTRIBUTE, PRAGMA_OMP_SIMD, PRAGMA_OMP_TASKGROUP,
	PRAGMA_OMP_TEAMS.  Adjust c_parser_omp_for, c_parser_omp_parallel
	and c_parser_omp_sections callers.
	(c_parse_file): Initialize tparser.tokens and the_parser->tokens here.
	(OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
	OMP_SINGLE_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1.
	(OMP_PARALLEL_CLAUSE_MASK): Likewise.  Add OMP_CLAUSE_PROC_BIND.
	(OMP_TASK_CLAUSE_MASK): Use OMP_CLAUSE_MASK_1 instead of 1.  Add
	OMP_CLAUSE_DEPEND.
	(OMP_SIMD_CLAUSE_MASK, OMP_CANCEL_CLAUSE_MASK,
	OMP_CANCELLATION_POINT_CLAUSE_MASK, OMP_DISTRIBUTE_CLAUSE_MASK,
	OMP_TEAMS_CLAUSE_MASK, OMP_TARGET_DATA_CLAUSE_MASK,
	OMP_TARGET_UPDATE_CLAUSE_MASK, OMP_TARGET_CLAUSE_MASK,
	OMP_DECLARE_SIMD_CLAUSE_MASK): Define.
	* c-typeck.c: Include tree-inline.h.
	(c_finish_omp_cancel, c_finish_omp_cancellation_point,
	handle_omp_array_sections_1, handle_omp_array_sections,
	c_clone_omp_udr, c_find_omp_placeholder_r): New functions.
	(c_finish_omp_clauses): Handle new OpenMP 4.0 clauses and
	user defined reductions.
	(c_tree_equal): New function.
	* c-tree.h (temp_store_parm_decls, temp_pop_parm_decls,
	c_finish_omp_cancel, c_finish_omp_cancellation_point, c_tree_equal,
	c_omp_reduction_id, c_omp_reduction_decl, c_omp_reduction_lookup,
	c_check_omp_declare_reduction_r): New prototypes.
	* c-decl.c (current_omp_declare_target_attribute): New variable.
	(c_decl_attributes): New function.
	(start_decl, start_function): Use it instead of decl_attributes.
	(temp_store_parm_decls, temp_pop_parm_decls, c_omp_reduction_id,
	c_omp_reduction_decl, c_omp_reduction_lookup,
	c_check_omp_declare_reduction_r): New functions.

2013-09-25  Tom Tromey  <tromey@redhat.com>

	* Make-lang.in (c/gccspec.o): Remove.
	(CFLAGS-c/gccspec.o): New variable.
	(cc1-checksum.o, C_TREE_H, c/c-aux-info.o, c/c-convert.o)
	(c/c-decl.o, c/c-errors.o, c/c-lang.o, c/c-objc-common.o)
	(c/c-parser.o, c/c-typeck.o, c/c-array-notation.o): Remove.

2013-09-25  Tom Tromey  <tromey@redhat.com>

	* Make-lang.in (c/gccspec.o): Don't use subshell.

2013-09-18  Marek Polacek  <polacek@redhat.com>

	PR sanitize/58443
	* c-typeck.c (build_binary_op): Properly honor -fsanitize options.
	Remove unnecessary check.

2013-09-18  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/58411
	* c-typeck.c (build_binary_op): Don't sanitize function if it has the
	no_sanitize_undefined attribute.

2013-09-13  Kai Tietz  <ktietz@redhat.com>

	PR target/57848
	* c-decl.c (c_builtin_function_ext_scope): Remove
	wrong assumption that it is never called on prexisting
	symbol.

2013-09-08  Joern Rennecke  <joern.rennecke@embecosm.com>

	* c-typeck.c (build_binary_op): Use vector_types_compatible_elements_p.

2013-09-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* c-objc-common.c (c_tree_printer): Tidy.

2013-08-30  Marek Polacek  <polacek@redhat.com>

	* c-typeck.c (build_binary_op): Add division by zero and shift
	instrumentation.

2013-08-26  Joern Rennecke  <joern.rennecke@embecosm.com>
	    Joseph Myers  <joseph@codesourcery.com>

	PR c/35649
	* c-typeck.c (c_common_type): Prefer double_type_node over
	other REAL_TYPE types with the same precision.
	(convert_arguments): Likewise.

2013-08-23  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* c-objc-common.c (c_tree_printer): Document the nature of the cast.
	(c_initialize_diagnostics): Call a destructor for the early printer.

2013-08-22  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* c-objc-common.c (c_initialize_diagnostics): Simplify C pretty
	printer initialization.

2013-08-19  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	PR c/57490
	* c-array-notation.c (fix_conditional_array_notations_1): Added a
	check for truth values.
	(expand_array_notation_exprs): Added truth values case.  Removed an
	unwanted else.  Added for-loop to walk through subtrees in default
	case.

2013-08-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* c-objc-common.c (c_initialize_diagnostics): Don't call pp_base.

2013-07-23  Joseph Myers  <joseph@codesourcery.com>

	* c-parser.c (struct c_generic_association): Fix typo.

2013-07-23  Tom Tromey  <tromey@redhat.com>
	    Joseph Myers  <joseph@codesourcery.com>

	* c-parser.c (struct c_generic_association): New.
	(c_generic_association_d): New typedef.
	(c_parser_generic_selection): New function.
	(c_parser_postfix_expression): Handle RID_GENERIC.

2013-07-13  Jason Merrill  <jason@redhat.com>

	PR c++/57793
	* c-decl.c (finish_struct): Check for too-large class.

2013-07-04  Joern Rennecke  <joern.rennecke@embecosm.com>

	PR c/57821
	* c-typeck.c (set_init_index): When folding, check for index overflow.

2013-06-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-parser.c (c_parser_array_notation): Removed rejection of array
	notations in an array of function pointers.

2013-06-21  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-array-notation.c (make_triplet_val_inv): New function.
	(create_cmp_incr): Likewise.
	(create_array_refs): Likewise.
	(fix_builtin_array_notation_fn): Replaced all mallocs with tree vec.
	Also modularized common parts between functions and called the function.
	(build_array_notation_expr): Likewise.
	(fix_conditional_array_notations_1): Likewise.
	(fix_array_notation_expr): Likewise.
	(fix_array_notation_call_expr): Likewise.

2013-06-18  Marek Polacek  <polacek@redhat.com>

	PR c/57630
	* c-decl.c (check_for_loop_decls): Improve diagnostics messages.

2013-06-12  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-array-notation.c (build_array_notation_expr): Reject array notation
	mismatch between LHS and RHS even inside a call_expr.  Also, removed
	a couple while statements that were dead code.

2013-06-10  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-array-notation.c (fix_builtin_array_notation_fn): Fully folded
	excessive precision expressions in function parameters.  Also removed
	couple unwanted while statements.

2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-array-notation.c (expand_array_notation_exprs): Added
	ARRAY_NOTATION_REF case.
	
2013-06-07  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-array-notation.c (length_mismatch_in_expr_p): Moved this
	function to c-family/array-notation-common.c.
	(is_cilkplus_reduce_builtin): Likewise.
	(find_rank): Likewise.
	(extract_array_notation_exprs): Likewise.
	(replace_array_notations): Likewise.
	(find_inv_trees): Likewise.
	(replace_inv_trees): Likewise.
	(contains_array_notation_expr): Likewise.
	(find_correct_array_notation_type): Likewise.
	(replace_invariant_exprs): Initialized additional_tcodes to NULL.
	(struct inv_list): Moved this to c-family/array-notation-common.c.
	* c-tree.h (is_cilkplus_builtin_reduce): Remove prototype.
	
2013-06-05  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-typeck.c (convert_arguments): Moved checking of builtin cilkplus
	reduction functions outside the for-loop.  Added a check if the fundecl
	is non-NULL.  Finally, removed an unwanted if-statement, and made the
	body unconditional.

2013-06-03  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-typeck.c (c_finish_if_stmt): Added a check to see if the rank of the
	condition of the if-statement matches the rank of else-block and then-
	block when array notations are used.
	* c-parser.c (c_parser_declaration_or_fndef): Expanded array notation
	expression after the entire function body is parsed.
	(c_parser_expr_no_commas): Delayed creating array notation expressions
	to the end of function parsing.
	* c-array-notation.c (fix_conditional_array_notations_1): Expanded the
	whole if-statement instead of just the condition.
	(expand_array_notation_exprs): Added MODIFY_EXPR case.	

2013-06-03  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	PR c/57474
	* c-array-notation.c (build_array_notation_expr): Initialized rhs_length
	array to NULL_TREE if they are unused.  Also added a check for the
	field to be NULL before its fields are used in future.
	
2013-05-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/57450
	* c-array-notation.c (length_mismatch_in_expr_p): Use absu_hwi.
	(build_array_notation_expr): Likewise.

2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>

	* c-typeck.c (build_array_ref): Added a check to see if array's
	index is greater than one.  If true, then emit an error.
	(build_function_call_vec): Exclude error reporting and checking
	for builtin array-notation functions.
	(convert_arguments): Likewise.
	(c_finish_return): Added a check for array notations as a return
	expression.  If true, then emit an error.
	(c_finish_loop): Added a check for array notations in a loop
	condition.  If true then emit an error.
	(lvalue_p): Added a ARRAY_NOTATION_REF case.
	(build_binary_op): Added a check for array notation expr inside
	op1 and op0.  If present, we call another function to find correct
	type.
	* Make-lang.in (C_AND_OBJC_OBJS): Added c-array-notation.o.
	* c-parser.c (c_parser_compound_statement): Check if array
	notation code is used in tree, if so, then transform them into
	appropriate C code.
	(c_parser_expr_no_commas): Check if array notation is used in LHS
	or RHS, if so, then build array notation expression instead of
	regular modify.
	(c_parser_postfix_expression_after_primary): Added a check for
	colon(s) after square braces, if so then handle it like an array
	notation.  Also, break up array notations in unary op if found.
	(c_parser_direct_declarator_inner): Added a check for array
	notation.
	(c_parser_compound_statement): Added a check for array notation in
	a stmt.  If one is present, then expand array notation expr.
	(c_parser_if_statement): Likewise.
	(c_parser_switch_statement): Added a check for array notations in
	a switch statement's condition.  If true, then output an error.
	(c_parser_while_statement): Similarly, but for a while.
	(c_parser_do_statement): Similarly, but for a do-while.
	(c_parser_for_statement): Similarly, but for a for-loop.
	(c_parser_unary_expression): Check if array notation is used in a
	pre-increment or pre-decrement expression.  If true, then expand
	them.
	(c_parser_array_notation): New function.
	* c-array-notation.c: New file.
	* c-tree.h (is_cilkplus_reduce_builtin): Protoize.
	
2013-05-23  Mike Stump  <mikestump@comcast.net>

	* c-typeck.c (convert_for_assignment): Handle references to memory
	spaces better.

2013-05-16  Jason Merrill  <jason@redhat.com>

	* Make-lang.in (cc1$(exeext)): Use link mutex.

2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* c-typeck.c (pointer_diff): Change -Wpointer-arith pedwarns
	to simply use OPT_Wpointer_arith.
	(build_unary_op): Likewise.

2013-04-03  Jakub Jelinek  <jakub@redhat.com>

	PR c/19449
	* c-parser.c (c_parser_get_builtin_args): Add choose_expr_p
	argument.  If set, or it temporarily for parsing of the first
	argument into force_folding_builtin_constant_p.
	(c_parser_postfix_expression): Adjust callers.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* c-objc-common.c (c_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
	instead of DECL_DEBUG_EXPR_IS_FROM.  Guard properly.

2013-02-12  Marek Polacek  <polacek@redhat.com>

	PR c/44938
	* c-parser.c (c_parser_postfix_expression_after_primary): Initialize
	origtypes to NULL.

2013-01-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/56078
	* c-typeck.c (set_nonincremental_init_from_string): If
	constructor_max_index is NULL, treat it as if tree_int_cst_lt
	returned false.
	(process_init_element): Likewise.

2012-12-20  Jakub Jelinek  <jakub@redhat.com>

	PR c++/55619
	* c-parser.c (c_parser_asm_operands): Remove CONVERT_P
	argument, don't call default_function_array_conversion
	nor c_fully_fold here.
	(c_parser_asm_statement): Adjust callers.
	* c-typeck.c (build_asm_expr): Call c_fully_fold on inputs
	and outputs here, and call default_function_array_conversion
	on inputs that don't need to be addressable.

2012-12-18  Jakub Jelinek  <jakub@redhat.com>

	PR c/39464
	* c-typeck.c (convert_for_assignment): For -Wpointer-sign
	warning require that both c_common_unsigned_type as well as
	c_common_signed_type is the same for both mvl and mvr types.

2012-11-16  Diego Novillo  <dnovillo@google.com>

	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)

	* c-common.c: Use new vec API in vec.h.
	* c-common.h: Likewise.
	* c-gimplify.c: Likewise.
	* c-pragma.c: Likewise.
	* c-pretty-print.c: Likewise.
	* c-pretty-print.h: Likewise.
	* c-semantics.c: Likewise.
	* c-decl.c: Likewise.
	* c-parser.c: Likewise.
	* c-tree.h: Likewise.
	* c-typeck.c: Likewise.

2012-10-29  Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR c++/54930
	* c-typeck.c (c_finish_return): Use OPT_Wreturn_local_addr.

2012-10-29  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR c/53066
	* c-decl.c (warn_if_shadowing): Do not warn if a variable
	shadows a function, unless the variable is a function or a
	pointer-to-function.

2012-10-12  Jakub Jelinek  <jakub@redhat.com>

	PR c/54381
	* c-parser.c (struct c_tree_loc_pair): Removed.
	(c_parser_expr_list): Remove struct c_tree_loc_pair * argument,
	add location_t * and tree * arguments, fill in array of 3
	sizeof_arg trees and corresponding locs.
	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust
	c_parser_expr_list callers.
	(c_parser_postfix_expression_after_primary): Likewise.  Pass
	array of 3 sizeof_arg trees and locs (corresponding to first
	3 arguments) to sizeof_pointer_memaccess_warning.

2012-10-09  Lawrence Crowl  <crowl@google.com>

	* Make-lang.in (c-decl.o): Add dependence on hash-table.h.
	* c-decl.c (detect_field_duplicates_hash): Change to new type-safe
	hash table.

2012-10-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54194
	* c-typeck.c (parser_build_binary_op): Update warn_about_parentheses
	call.

2012-10-09  Marc Glisse  <marc.glisse@inria.fr>

	PR c++/54427
	* c-typeck.c: Include c-common.h.
	(enum stv_conv): Moved to c-common.h.
	(scalar_to_vector): Moved to c-common.c.
	(build_binary_op): Adapt to scalar_to_vector's new prototype.
	* Make-lang.in: c-typeck.c depends on c-common.h.

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

	* c-decl.c (c_write_global_declarations): Fix handling of
	-fdump-ada-spec*.

2012-09-30  Sharad Singhai  <singhai@google.com>

	* c-decl.c (c_write_global_declarations): Use a different method
	to determine if the dump has ben initialized.

2012-09-14  Joseph Myers  <joseph@codesourcery.com>

	PR c/54552
	* c-typeck.c (c_cast_expr): When casting to a type requiring
	C_MAYBE_CONST_EXPR to be created, pass the inner expression to
	c_fully_fold first.

2012-09-14  Joseph Myers  <joseph@codesourcery.com>

	PR c/54103
	* c-typeck.c (build_unary_op): Pass original argument of
	TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
	any C_MAYBE_CONST_EXPR, if it has integer operands.
	(build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
	TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
	to c_objc_common_truthvalue_conversion, then remove any
	C_MAYBE_CONST_EXPR, if they have integer operands.  Use
	c_objc_common_truthvalue_conversion not
	c_common_truthvalue_conversion.
	(c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
	call note_integer_operands for arguments with integer operands
	that are not integer constants.

2012-09-13  Jakub Jelinek  <jakub@redhat.com>

	PR c/54559
	* c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
	COMPLEX_TYPE with in_late_binary_op set temporarily to true.

2012-08-31  Jakub Jelinek  <jakub@redhat.com>

	PR c/54428
	* c-convert.c (convert): Don't call fold_convert_loc if
	TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
	is a COMPLEX_EXPR.  Remove TYPE_MAIN_VARIANT check from
	COMPLEX_TYPE -> COMPLEX_TYPE conversion.

2012-08-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/54355
	* c-decl.c (c_parser_label): Pass true as nested and fix up comments
	for nested and empty_ok arguments in the call to
	c_parser_declaration_or_fndef.

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

	* c-tree.h (c_last_sizeof_arg): Declare.
	* c-parser.c (struct c_tree_loc_pair): New type.
	(c_parser_expr_list): Add sizeof_arg argument.  Fill it in if
	non-NULL.
	(c_parser_attributes, c_parser_objc_keywordexpr): Adjust callers.
	(c_parser_postfix_expression_after_primary): Likewise.  Call
	sizeof_pointer_memaccess_warning if needed.
	(sizeof_ptr_memacc_comptypes): New function.
	* c-typeck.c (c_last_sizeof_arg): New global variable.
	(c_expr_sizeof_expr, c_expr_sizeof_type): Initialize it.

2012-07-24  Uros Bizjak  <ubizjak@gmail.com>

	* c-lang.h (lang_decl): Add variable_size GTY option.

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

	* c-decl.c: Include dumpfile.h instead of tree-dump.h.
	* Make-lang.in: Fix dependencies.

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

	* Make-lang.in: New file, rules migrated from gcc/Makefile.in
	and add language Makefile hooks.
	* config-lang.in: New file.
	* c-config-lang.in: Moved from gcc/config-lang.in to here, and
	add the required "normal" config-lang.in rules.
	* c-lang.h: Moved from gcc/ to here.
	* c-tree.h: Likewise.
	* c-objc-common.c: Likewise.
	* c-objc-common.h: Likewise.
	* c-typeck.c: Likewise.
	* c-convert.c: Likewise.
	* c-lang.c: Likewise.
	* c-aux-info.c: Likewise.
	* c-errors.c: Likewise.
	* gccspec.c: Likewise.
	* c-decl.c: Likewise.  Include gt-c-c-decl.h, not gt-c-decl.h.
	* c-parser.c: Likewise.  Include gt-c-c-parser.h, not gt-c-parser.h.
\f
Copyright (C) 2012-2015 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.