path: root/gcc/c/ChangeLog

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.

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