2016-11-21 Bernd Edlinger PR c++/71973 * c-decl.c (diagnose_mismatched_decls): Use OPT_Wbuiltin_declaration_mismatch here too. 2016-11-18 Richard Sandiford Alan Hayward David Sherwood * c-decl.c (merge_decls): Use SET_DECL_MODE. (make_label, finish_struct): Likewise. 2016-11-14 Prasad Ghangal Richard Biener * Make-lang.in (C_AND_OBJC_OBJS): Add gimple-parser.o. * config-lang.in (gtfiles): Add c/c-parser.h. * c-tree.h (enum c_declspec_word): Add cdw_gimple. (struct c_declspecs): Add gimple_pass member and gimple_p flag. * c-parser.c (enum c_id_kind, struct c_token, c_parser_next_token_is, c_parser_next_token_is_not, c_parser_next_token_is_keyword, enum c_lookahead_kind, enum c_dtr_syn, enum c_parser_prec): Split out to ... * c-parser.h: ... new header. * c-parser.c: Include c-parser.h and gimple-parser.h. (c_parser_peek_token, c_parser_peek_2nd_token, c_token_starts_typename, c_parser_next_token_starts_declspecs, c_parser_next_tokens_start_declaration, c_parser_consume_token, c_parser_error, c_parser_require, c_parser_skip_until_found, c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token, c_parser_type_name): Export. (c_parser_tokens_buf): New function. (c_parser_error): Likewise. (c_parser_set_error): Likewise. (c_parser_declspecs): Handle RID_GIMPLE. (c_parser_declaration_or_fndef): Parse __GIMPLE marked body via c_parser_parse_gimple_body. * c-parser.h (c_parser_peek_token, c_parser_peek_2nd_token, c_token_starts_typename, c_parser_next_token_starts_declspecs, c_parser_next_tokens_start_declaration, c_parser_consume_token, c_parser_error, c_parser_require, c_parser_skip_until_found, c_parser_declspecs, c_parser_declarator, c_parser_peek_nth_token, c_parser_type_name): Declare. (struct c_parser): Declare forward. (c_parser_tokens_buf): Declare. (c_parser_error): Likewise. (c_parser_set_error): Likewise. * gimple-parser.c: New file. * gimple-parser.h: Likewise. 2016-11-13 Prathamesh Kulkarni PR c/35503 * c-parser.c (c_parser_postfix_expression_after_primary): Call warn_for_restrict. 2016-09-11 Le-Chun Wu Mark Wielaard * c-decl.c (warn_if_shadowing): Use the warning code corresponding to the given -Wshadow= variant. 2016-10-13 Thomas Preud'homme * c-typeck.c: Include memmodel.h. 2016-10-13 Jakub Jelinek PR target/77957 * c-objc-common.h (LANG_HOOKS_GETDECLS): Use hook_tree_void_null instead of lhd_return_null_tree_v. 2016-10-07 Bernd Schmidt PR c++/69733 * c-decl.c (smallest_type_quals_location): New static function. (grokdeclarator): Try to find the correct location for an ignored qualifier. 2016-09-26 Marek Polacek PR c/7652 * c-decl.c (pop_scope): Add gcc_fallthrough. 2016-09-26 Marek Polacek PR c/7652 * c-parser.c (struct c_token): Add flags field. (c_lex_one_token): Pass it to c_lex_with_flags. (c_parser_declaration_or_fndef): Turn __attribute__((fallthrough)); into IFN_FALLTHROUGH. (c_parser_label): Set FALLTHROUGH_LABEL_P on labels. Handle attribute fallthrough after a case label or default label. (c_parser_statement_after_labels): Handle RID_ATTRIBUTE. 2016-09-24 Marek Polacek PR c/77490 * c-typeck.c (build_unary_op): Warn about bit not on expressions that have boolean value. Warn about ++/-- on booleans. 2016-09-23 Jakub Jelinek * c-parser.c (incomplete_record_decls): Remove unnecessary = vNULL initialization of file scope vec. 2016-09-16 Marek Polacek * c-typeck.c (lvalue_p): Use true and false instead of 1 and 0. 2016-09-14 Marek Polacek * c-array-notation.c (create_cmp_incr): Use false instead of 0. (fix_array_notation_expr): Likewise. * c-decl.c (finish_decl): Likewise. * c-parser.c (c_parser_postfix_expression_after_primary): Likewise. * c-typeck.c (array_to_pointer_conversion): Use true instead of 1. (function_to_pointer_conversion): Use false instead of 0. (convert_lvalue_to_rvalue): Likewise. (parser_build_unary_op): Likewise. (build_atomic_assign): Likewise. (build_unary_op): Change nonconvert parameter type to bool, use true/false instead of 1/0. (build_binary_op): Use true instead of 1. 2016-09-13 David Malcolm * c-parser.c (c_parser_declaration_or_fndef): Update for renaming of add_fixit_insert to add_fixit_insert_before. 2016-09-13 Marek Polacek * c-typeck.c (build_unary_op): Rename FLAG parameter to NOCONVERT. Use it. 2016-09-12 Bernd Edlinger PR c++/77496 * c-parser.c (c_parser_conditional_expression): Pass the rightmost COMPOUND_EXPR to warn_for_omitted_condop. 2016-09-07 David Malcolm * c-lang.c (LANG_HOOKS_GET_SUBSTRING_LOCATION): Use c_get_substring_location for this new langhook. 2016-09-02 Jakub Jelinek PR c/65467 * c-parser.c (c_parser_declspecs): Don't sorry about _Atomic if flag_openmp. (c_parser_omp_variable_list): Use convert_lvalue_to_rvalue instead of mark_exp_read on low_bound/length expression. (c_parser_omp_clause_num_gangs, c_parser_omp_clause_num_threads, c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize, c_parser_omp_clause_priority, c_parser_omp_clause_hint, c_parser_omp_clause_num_workers, c_parser_oacc_shape_clause, c_parser_oacc_clause_tile, c_parser_omp_clause_schedule, c_parser_omp_clause_vector_length, 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_device, c_parser_omp_clause_dist_schedule): Use convert_lvalue_to_rvalue instead of mark_expr_read. (c_parser_omp_declare_reduction): Reject _Atomic qualified types. * c-objc-common.h (LANG_HOOKS_OMP_CLAUSE_COPY_CTOR, LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP): Redefine. * c-tree.h (c_omp_clause_copy_ctor): New prototype. * c-typeck.c (handle_omp_array_sections_1): Diagnose _Atomic qualified array section bases outside of depend clause, for depend clause use convert_lvalue_to_rvalue on the base. (c_finish_omp_clauses): Reject _Atomic qualified vars in reduction, linear, aligned, map, to and from clauses. (c_omp_clause_copy_ctor): New function. 2016-09-01 Marek Polacek PR c/7652 * c-typeck.c (composite_type): Add FALLTHRU comment. 2016-08-31 David Malcolm * c-parser.c (c_parser_declaration_or_fndef): Add trailing space to the insertion fixits for "struct", "union", and "enum". 2016-08-30 David Malcolm * c-decl.c (implicit_decl_warning): Use add_fixit_replace rather than add_fixit_misspelled_id. (undeclared_variable): Likewise. * c-parser.c (c_parser_declaration_or_fndef): Likewise. Remove now-redundant "here" params from add_fixit_insert method calls. (c_parser_parameter_declaration): Likewise. * c-typeck.c (build_component_ref): Remove now-redundant range param from add_fixit_replace method calls. 2016-08-25 Marek Polacek * c-typeck.c (parser_build_binary_op): Pass LHS to warn_logical_not_parentheses. 2016-08-25 Marek Polacek PR c/77323 * c-decl.c (declspecs_add_type): Set typespec_word even when __intN or _FloatN or _FloatNx is not supported. (finish_declspecs): Set type to integer_type_node when _FloatN or _FloatNx is not supported. 2016-08-19 Joseph Myers PR c/32187 * c-tree.h (cts_floatn_nx): New enum c_typespec_keyword value. (struct c_declspecs): Add field floatn_nx_idx. * c-decl.c (declspecs_add_type, finish_declspecs): Handle _FloatN and _FloatNx type specifiers. * c-parser.c (c_keyword_starts_typename, c_token_starts_declspecs) (c_parser_declspecs, c_parser_attribute_any_word) (c_parser_objc_selector): Use CASE_RID_FLOATN_NX. * c-typeck.c (c_common_type): Handle _FloatN and _FloatNx types. (convert_arguments): Avoid promoting _FloatN and _FloatNx types narrower than double. 2016-08-12 Jakub Jelinek Martin Liska PR c/67410 * c-typeck.c (set_nonincremental_init_from_string): Use / instead of % to determine val element to change. Assert that wchar_bytes * charwidth fits into val array. 2016-08-12 Marek Polacek PR c/7652 * c-parser.c (c_parser_external_declaration): Add FALLTHRU. (c_parser_postfix_expression): Likewise. * c-typeck.c (build_unary_op): Adjust fall through comment. (c_mark_addressable): Likewise. 2016-08-11 Jakub Jelinek PR c/72816 * c-decl.c (grokdeclarator): When adding TYPE_DOMAIN for flexible array member through typedef, for orig_qual_indirect == 0 clear orig_qual_type. 2016-08-08 David Malcolm PR c/64955 * c-lang.c (LANG_HOOKS_RUN_LANG_SELFTESTS): If CHECKING_P, wire this up to selftest::run_c_tests. (selftest::run_c_tests): New function. 2016-08-04 Thomas Schwinge * c-parser.c (struct oacc_routine_data): Add error_seen and fndecl_seen members. (c_finish_oacc_routine): Use these. (c_parser_declaration_or_fndef): Adjust. (c_parser_oacc_routine): Likewise. Support more C language constructs, and improve diagnostics. Move pragma context checking... (c_parser_pragma): ... here. * c-parser.c (struct oacc_routine_data): New. (c_parser_declaration_or_fndef, c_parser_oacc_routine): Use it. Simplify code. (c_finish_oacc_routine): Likewise. Don't attach clauses to "omp declare target" attribute. 2016-08-01 Jan Beulich * c-fold.c (c_fully_fold_internal): Also emit shift count warnings for vector types. * c-typeck.c (build_binary_op): Likewise. 2016-07-29 Marek Polacek PR c/71742 * c-decl.c (finish_struct): Rephrase an error message. PR c/71853 * c-parser.c (c_parser_switch_statement): Initialize ce.original_type to error node for invalid code. PR c/71573 * c-decl.c (implicitly_declare): Return decl early not only for error_mark_nodes, but for anything that is not a FUNCTION_DECL. 2016-07-29 Jakub Jelinek PR c/71969 * c-decl.c (finish_function): Only set DECL_DISREGARD_INLINE_LIMITS on GNU extern inline functions. 2016-07-29 Marek Polacek PR c/71583 * c-parser.c (c_parser_postfix_expression_after_paren_type): Also check expr.value. 2016-07-22 Uros Bizjak * c-typeck.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1, 2016-07-20 David Malcolm * c-decl.c (struct edit_distance_traits): Move to spellcheck-tree.h (best_macro_match): Likewise, converting from a typedef to a subclass. (find_closest_macro_cpp_cb): Move to spellcheck-tree.c. (lookup_name_fuzzy): Update for change of best_macro_match to a subclass with a ctor that calls cpp_forall_identifiers. 2016-07-20 David Malcolm * c-decl.c (implicit_decl_warning): Update for conversion of return type of lookup_name_fuzzy to const char *. (undeclared_variable): Likewise. (lookup_name_fuzzy): Convert return type from tree to const char *. * c-parser.c (c_parser_declaration_or_fndef): Update for conversion of return type of lookup_name_fuzzy to const char *. (c_parser_parameter_declaration): Likewise. 2016-07-15 Cesar Philippidis * c-parser.c (c_parser_oacc_declare): Don't scan for GOMP_MAP_POINTER. * c-typeck.c (handle_omp_array_sections): Mark data clauses with GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having zero-length subarrays. 2016-07-15 Jakub Jelinek PR c/71858 * c-decl.c (implicit_decl_warning): Use FUZZY_LOOKUP_FUNCTION_NAME instead of FUZZY_LOOKUP_NAME. (lookup_name_fuzzy): For FUZZY_LOOKUP_FUNCTION_NAME consider FUNCTION_DECLs, {VAR,PARM}_DECLs function pointers and macros. 2016-07-14 Jakub Jelinek PR c/71858 * c-decl.c (lookup_name_fuzzy): Ignore binding->invisible. 2016-07-12 Trevor Saunders * c-parser.c (c_parser_generic_selection): Make type of variable auto_vec. (c_parser_omp_declare_simd): Likewise. 2016-07-12 Trevor Saunders * c-decl.c (struct c_struct_parse_info): Change member types from vec to auto_vec. (start_struct): Adjust. (finish_struct): Likewise. 2016-07-02 Jakub Jelinek PR c/71719 * c-typeck.c (mark_exp_read): Handle VIEW_CONVERT_EXPR. 2016-06-29 Thomas Schwinge * c-parser.c (c_parser_pragma) : Move pragma context checking into... (c_parser_omp_cancellation_point): ... here, and improve diagnostic messages. * c-typeck.c (c_finish_omp_cancel) (c_finish_omp_cancellation_point): Improve diagnostic messages. 2016-06-29 Jakub Jelinek PR c/71685 * c-typeck.c (c_build_qualified_type): Don't clear C_TYPE_INCOMPLETE_VARS for the main variant. 2016-06-28 Martin Sebor PR c/71552 * c-typeck.c (output_init_element): Diagnose incompatible types before non-constant initializers. 2016-06-28 Jakub Jelinek * Make-lang.in: Don't cat ../stage_current if it does not exist. 2016-06-23 Andi Kleen * Make-lang.in: Add support for autofdo. 2016-06-22 David Malcolm PR c/70339 * c-decl.c: Include spellcheck-tree.h and gcc-rich-location.h. (implicit_decl_warning): When issuing warnings for implicit declarations, attempt to provide a suggestion via lookup_name_fuzzy. (undeclared_variable): Likewise when issuing errors. (lookup_name_in_scope): Likewise. (struct edit_distance_traits): New struct. (best_macro_match): New typedef. (find_closest_macro_cpp_cb): New function. (lookup_name_fuzzy): New function. * c-parser.c: Include gcc-rich-location.h. (c_token_starts_typename): Split out case CPP_KEYWORD into... (c_keyword_starts_typename): ...this new function. (c_parser_declaration_or_fndef): When issuing errors about missing "struct" etc, add a fixit. For other kinds of errors, attempt to provide a suggestion via lookup_name_fuzzy. (c_parser_parms_declarator): When looking ahead to detect typos in type names, also reject CPP_KEYWORD. (c_parser_parameter_declaration): When issuing errors about unknown type names, attempt to provide a suggestion via lookup_name_fuzzy. * c-tree.h (c_keyword_starts_typename): New prototype. 2016-06-20 Joseph Myers PR c/71601 * c-typeck.c (build_conditional_expr): Return error_mark_node if c_common_type returns error_mark_node. 2016-06-19 Martin Sebor PR c/69507 * c-parser.c (c_parser_alignof_expression): Avoid diagnosing __alignof__ (expression). 2016-06-14 David Malcolm * c-typeck.c: Include spellcheck-tree.h rather than spellcheck.h. 2016-06-14 David Malcolm * c-typeck.c (build_component_ref): Simplify fixit code by using gcc_rich_location::add_fixit_misspelled_id. (set_init_label): Likewise. 2016-06-13 David Malcolm * c-parser.c (c_parser_initelt): Provide location of name for new location_t param of set_init_label. * c-tree.h (set_init_label): Add location_t param. * c-typeck.c (set_init_index): Add "fieldname_loc" location_t param and use it when issuing error messages about unrecognized field names. Attempt to provide a fixit hint if appropriate, otherwise update the error message to provide the type name. 2016-06-10 Thomas Schwinge PR c/71381 * c-parser.c (c_parser_omp_variable_list) : Loosen checking. 2016-06-08 Martin Sebor Jakub Jelinek PR c++/70507 PR c/68120 * c-typeck.c (convert_arguments): Don't promote last argument of BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P. 2016-06-08 Marek Polacek PR c/71418 * c-decl.c (grokdeclarator): Check TYPE_P. PR c/71426 * c-decl.c (get_parm_info): Don't crash on an assert on invalid code. 2016-06-07 David Malcolm * c-parser.c (c_parser_postfix_expression): In __builtin_offsetof and structure element reference, capture the location of the element name token and pass it to build_component_ref. (c_parser_postfix_expression_after_primary): Likewise for structure element dereference. (c_parser_omp_variable_list): Likewise for OMP_CLAUSE_{_CACHE, MAP, FROM, TO}, * c-tree.h (build_component_ref): Add location_t param. * c-typeck.c (build_component_ref): Add location_t param COMPONENT_LOC. Use it, if available, when issuing hints about mispelled member names to provide a fixit replacement hint. 2016-06-06 Marek Polacek PR c/71362 * c-parser.c (c_parser_direct_declarator): Set location. 2016-06-06 Marek Polacek * c-typeck.c (comptypes_internal): Handle comparisons of INTEGER_TYPE, FIXED_POINT_TYPE, and REAL_TYPE nodes. Don't check TYPE_REF_CAN_ALIAS_ALL. 2016-06-03 Chung-Lin Tang * c-typeck.c (c_finish_omp_clauses): Mark OpenACC reduction arguments as addressable when async clause exists. 2016-05-30 Jakub Jelinek PR c++/71349 * c-parser.c (c_parser_omp_for): Don't disallow nowait clause when combined with target construct. 2016-05-26 Jakub Jelinek * c-parser.c (c_parser_omp_clause_schedule): Warn if OMP_CLAUSE_SCHEDULE_CHUNK_EXPR is known not to be positive. 2016-05-25 Marek Polacek PR c/71265 * c-decl.c (c_make_fname_decl): Don't check seen_error. PR c/71266 * c-decl.c (store_parm_decls_oldstyle): Skip non-PARM_DECLs. 2016-05-24 Cesar Philippidis * c-parser.c (c_parser_oacc_declare): Add support for GOMP_MAP_FIRSTPRIVATE_POINTER. * c-typeck.c (handle_omp_array_sections_1): Replace bool is_omp argument with enum c_omp_region_type ort. (handle_omp_array_sections): Likewise. Update call to handle_omp_array_sections_1. (c_finish_omp_clauses): Add specific errors and warning messages for OpenACC. Use firsrtprivate pointers for OpenACC subarrays. Update call to handle_omp_array_sections. 2016-05-24 Thomas Schwinge * c-parser.c (c_parser_oacc_routine): Tighten syntax checks. 2016-05-24 Richard Biener PR middle-end/70434 PR c/69504 * c-typeck.c (build_array_ref): Do not complain about indexing non-lvalue vectors. Adjust for function name change. 2016-05-20 Martin Sebor PR c/71115 * c-typeck.c (error_init): Use expansion_point_location_if_in_system_header. (warning_init): Same. 2016-05-19 David Malcolm PR c/71171 * c-parser.c (c_parser_generic_selection): Use c_expr::set_error in error-handling. (c_parser_postfix_expression): Likewise. * c-tree.h (c_expr::set_error): New method. * c-typeck.c (parser_build_binary_op): In error-handling, ensure that result's range is initialized. 2016-05-17 James Greenhalgh * c-typeck.c (parser_build_unary_op): Fix formatting. 2016-05-16 Matthew Wahab * c-decl.c (grokdeclarator): Remove errmsg and use of targetm.invalid_return_type. (grokparms): Remove errmsg and use of targetm.invalid_parameter_type. 2016-05-13 Joseph Myers * c-decl.c (grokdeclarator): For C11, discard qualifiers on function return type. 2016-05-12 Marek Polacek PR c/70756 * c-decl.c (build_compound_literal): Pass LOC down to c_incomplete_type_error. * c-tree.h (require_complete_type): Adjust declaration. (c_incomplete_type_error): Likewise. * c-typeck.c (require_complete_type): Add location parameter, pass it down to c_incomplete_type_error. (c_incomplete_type_error): Add location parameter, pass it down to error_at. (build_component_ref): Pass location down to c_incomplete_type_error. (default_conversion): Pass location down to require_complete_type. (build_array_ref): Likewise. (build_function_call_vec): Likewise. (convert_arguments): Likewise. (build_unary_op): Likewise. (build_c_cast): Likewise. (build_modify_expr): Likewise. (convert_for_assignment): Likewise. (c_finish_omp_clauses): Likewise. 2016-05-11 Mikhail Maltsev PR c/43651 * c-decl.c (declspecs_add_qual): Warn when -Wduplicate-decl-specifier is enabled. * c-errors.c (pedwarn_c90): Return true if warned. * c-tree.h (pedwarn_c90): Change return type to bool. (enum c_declspec_word): Add new enumerator cdw_atomic. 2016-05-11 Marek Polacek PR c++/71024 * c-decl.c (diagnose_mismatched_decls): Factor out code to diagnose_mismatched_attributes and call it. 2016-05-10 Marek Polacek PR c/70255 * c-decl.c (diagnose_mismatched_decls): Warn for optimize attribute on a declaration following the definition. 2016-05-05 Jakub Jelinek * c-parser.c (c_parser_switch_statement): Add IF_P argument, parse it through to c_parser_c99_block_statement. (c_parser_statement_after_labels): Adjust c_parser_switch_statement caller. 2016-05-04 Marek Polacek * c-parser.c (c_parser_if_statement): Replace OPT_Wparentheses with OPT_Wdangling_else. 2016-05-04 Marek Polacek PR c/48778 * c-typeck.c (build_binary_op): Don't issue -Waddress warnings for macro expansions. 2016-05-03 Marek Polacek PR c/70859 * c-typeck.c (build_function_call_vec): Pass LOC and ARG_LOC down to check_builtin_function_arguments. 2016-05-03 Richard Biener * Make-lang.in (cc1-checksum.c): For stage-final re-use the checksum from the previous stage. 2016-05-02 Cesar Philippidis * c-parser.c (c_parser_oacc_all_clauses): Update call to c_finish_omp_clauses. (c_parser_omp_all_clauses): Likewise. (c_parser_oacc_cache): Likewise. (c_parser_oacc_loop): Likewise. (omp_split_clauses): Likewise. (c_parser_omp_declare_target): Likewise. (c_parser_cilk_all_clauses): Likewise. (c_parser_cilk_for): Likewise. * c-typeck.c (c_finish_omp_clauses): Replace bool arguments is_omp, declare_simd, and is_cilk with enum c_omp_region_type ort. 2016-05-02 Marek Polacek PR c/70851 * c-decl.c (grokdeclarator): Diagnose when array's size has an incomplete type. 2016-04-29 Cesar Philippidis PR middle-end/70626 * c-parser.c (c_parser_oacc_loop): Don't augment mask with OACC_LOOP_CLAUSE_MASK. (c_parser_oacc_kernels_parallel): Update call to c_oacc_split_loop_clauses. 2016-04-28 Andrew MacLeod * c-array-notation.c (fix_builtin_array_notation_fn): Fix final argument to build_modify_expr in two cases. 2016-04-27 Bernd Schmidt * c-parser.c (c_parser_postfix_expression_after_primary): Call warn_for_memset instead of warning directly here. 2016-04-26 Marek Polacek PR c/67784 * c-parser.c (c_parser_maybe_reclassify_token): New function factored out of ... (c_parser_for_statement): ... here. (c_parser_if_statement): Use it. (c_parser_switch_statement): Use it. (c_parser_while_statement): Use it. PR c/70791 * c-decl.c (pushdecl): Pass LOCUS down to warning. 2016-04-20 Ilya Verbin PR c++/69363 * c-parser.c (c_parser_cilk_all_clauses): Use c_finish_omp_clauses instead of c_finish_cilk_clauses. * c-tree.h (c_finish_omp_clauses): Add new default argument. * c-typeck.c (c_finish_omp_clauses): Add new argument. Allow floating-point variables in the linear clause for Cilk Plus. 2016-04-18 Michael Matz * c-decl.c (merge_decls): Use SET_DECL_ALIGN and SET_TYPE_ALIGN. (grokdeclarator, parser_xref_tag, finish_enum): Use SET_TYPE_ALIGN. 2016-04-15 Marek Polacek PR c/70671 * c-typeck.c (build_unary_op): Pass location down to error and warning call. 2016-04-15 Jakub Jelinek PR c/70436 * c-parser.c (c_parser_pragma): Add IF_P argument, pass it down where needed. (c_parser_external_declaration, c_parser_struct_or_union_specifier, c_parser_parameter_declaration, c_parser_compound_statement_nostart, c_parser_objc_class_instance_variables, c_parser_objc_methodprotolist): Adjust c_parser_pragma callers. (c_parser_statement_after_labels): Likewise. Adjust c_parser_cilk_for caller. (c_parser_omp_structured_block): Add IF_P argument, pass it down to c_parser_statement. (c_parser_oacc_data, c_parser_oacc_host_data, c_parser_oacc_loop, c_parser_oacc_kernels_parallel, c_parser_omp_critical, c_parser_omp_simd, c_parser_omp_for, c_parser_omp_master, c_parser_omp_ordered, c_parser_omp_parallel, c_parser_omp_single, c_parser_omp_task, c_parser_omp_taskgroup, c_parser_omp_distribute, c_parser_omp_teams, c_parser_omp_target_data, c_parser_omp_target, c_parser_omp_taskloop, c_parser_omp_construct, c_parser_cilk_grainsize, c_parser_cilk_simd, c_parser_cilk_for): Add IF_P argument, pass it down where needed. (c_parser_omp_for_loop): Likewise. Clear IF_P if nbraces. (c_parser_omp_sections_scope): Adjust c_parser_omp_structured_block calls. 2016-04-13 Marek Polacek PR c/70436 * c-parser.c (c_parser_statement_after_labels): Add IF_P argument and adjust callers. (c_parser_statement): Likewise. (c_parser_c99_block_statement): Likewise. (c_parser_while_statement): Likewise. (c_parser_for_statement): Likewise. (c_parser_if_body): Don't set IF_P here. (c_parser_if_statement): Add IF_P argument. Set IF_P here. Warn about dangling else here. * c-tree.h (c_finish_if_stmt): Adjust declaration. * c-typeck.c (c_finish_if_stmt): Remove NESTED_IF parameter. Don't warn about dangling else here. 2016-04-04 Marek Polacek PR c/70307 * c-fold.c (c_fully_fold_internal): Handle VEC_COND_EXPR. 2016-03-31 Marek Polacek PR c/70297 * c-decl.c (merge_decls): Also set TYPE_ALIGN and TYPE_USER_ALIGN. 2016-03-18 David Malcolm PR c/70281 * c-parser.c (c_parser_postfix_expression): Set the source range for uses of "__builtin_types_compatible_p". 2016-03-17 Jakub Jelinek PR c/70280 * c-typeck.c (composite_type): Don't count void_list_node into len, if the list is terminated by void_list_node, start with void_list_node instead of NULL for newargs. Stop at void_list_node. 2016-03-16 Marek Polacek PR c/70093 * c-typeck.c (build_function_call_vec): Create a TARGET_EXPR for nested functions returning VM types. 2016-03-09 Cesar Philippidis * c-parser.c (c_parser_oacc_loop): Update cclauses and clauses when calling c_finish_omp_clauses. 2016-03-04 Bernd Schmidt PR c/69824 * c-decl.c (get_parm_info): Don't queue implicit function declarations for later. 2016-03-04 Marek Polacek PR c/69798 * c-parser.c (c_parser_postfix_expression): Call c_parser_cast_expression rather than c_parser_postfix_expression. 2016-03-01 Jakub Jelinek PR c/69796 PR c/69974 * c-parser.c (c_parser_translation_unit): Don't change TREE_TYPE of incomplete decls to error_mark_node. 2016-02-24 Marek Polacek PR c/69819 * c-decl.c (finish_decl): Don't update the copy of the type of a different decl type. 2016-02-23 Jakub Jelinek PR objc/69844 * c-parser.c (c_parser_for_statement): Properly handle ObjC classes in id_kind reclassification. 2016-02-16 Jakub Jelinek PR c/69835 * c-typeck.c (build_binary_op): Revert 2015-09-09 change. 2016-02-16 James Norris PR c/64748 * c-parser.c (c_parser_oacc_data_clause_deviceptr): Allow parms. 2016-02-12 Bernd Schmidt * c-decl.c (build_null_declspecs): Zero the entire struct. PR c/69522 * c-parser.c (c_parser_braced_init): New arg outer_obstack. All callers changed. If nested_p is true, use it to call finish_implicit_inits. * c-tree.h (finish_implicit_inits): Declare. * c-typeck.c (finish_implicit_inits): New function. Move code from ... (push_init_level): ... here. (set_designator, process_init_element): Call finish_implicit_inits. 2016-02-11 Jakub Jelinek PR c/69768 * c-typeck.c (parser_build_binary_op): Strip nops from integer_zerop arguments for -Waddress warning. 2016-02-04 Jakub Jelinek PR c/69669 * c-decl.c (finish_enum): When honoring mode attribute, make sure to use proper TYPE_MIN_VALUE and TYPE_MAX_VALUE. 2016-01-29 Jakub Jelinek PR debug/69518 * c-decl.c (finish_struct): Clear C_TYPE_INCOMPLETE_VARS in all type variants, not just TYPE_MAIN_VARIANT. 2016-01-27 Jakub Jelinek PR debug/66869 * c-decl.c (c_write_global_declarations_1): Warn with warn_unused_function if static prototype without definition is not C_DECL_USED. 2016-01-27 Marek Polacek PR c/68062 * c-typeck.c (build_binary_op) [EQ_EXPR, GE_EXPR]: Promote operand to unsigned, if needed. Add -Wsign-compare warning. 2016-01-26 Jakub Jelinek PR tree-optimization/69483 * c-parser.c (c_parser_translation_unit): Use FOR_EACH_VEC_ELT. 2016-01-20 Prathamesh Kulkarni PR c/24293 * c-tree.h (incomplete_record_decls): Declare. * c-parser.c (incomplete_record_decls): Define. (c_parser_translation_unit): Iterate through incomplete_record_decls and report error if any decl has zero size. * c-decl.c (finish_decl): Append static decl with incomplete struct/union or enum type to incomplete_record_decls. 2016-01-14 Tom de Vries PR tree-optimization/68773 * c-parser.c (c_parser_oacc_declare, c_parser_omp_declare_target): Don't set force_output. 2016-01-14 Marek Polacek PR c/69262 * c-decl.c (grokdeclarator): Provide more information for invalid array declarations. 2016-01-06 David Malcolm * c-parser.c (c_parser_unary_expression): For dereferences, build a combined location before calling build_indirect_ref, so that error reports cover the full range, manually updating the c_expr src_range. 2016-01-06 Marek Polacek PR sanitizer/69099 * c-convert.c (convert) [INTEGER_TYPE]: Drop ARG. Don't pass ARG to ubsan_instrument_float_cast. Fold EXPR. Use NULL_TREE instead of NULL. 2016-01-04 Jakub Jelinek Update copyright years. 2016-01-04 Marek Polacek PR c/68908 * c-typeck.c (build_atomic_assign): Improve commentary. Add optimization to use __atomic_fetch_* built-in if possible. 2015-12-23 Thomas Schwinge * c-parser.c (c_parser_oacc_clause_use_device): Merge function into... (c_parser_omp_clause_use_device_ptr): ... this function. Adjust all users. 2015-12-22 Marek Polacek PR c/69002 * c-typeck.c (build_component_ref): Warn when acessing elements of atomic structures or unions. 2015-12-21 David Malcolm * c-typeck.c: Include "gcc-rich-location.h". (build_binary_op): In the two places that call binary_op_error, create a gcc_rich_location and populate it with the location of the binary op and its two operands. 2015-12-16 David Malcolm * c-parser.c (c_parser_statement_after_labels): When calling c_finish_return, Use the return expression's location if it has one, falling back to the location of the first token within it. * c-typeck.c (c_finish_return): When issuing warnings about the incorrect presence/absence of a return value, issue a note showing the declaration of the function. 2015-12-16 David Malcolm * c-parser.c (struct c_parser): Expand array "tokens_buf" from 2 to 4. (c_parser_peek_nth_token): New function. (c_parser_peek_conflict_marker): New function. (c_parser_error): Detect conflict markers and report them as such. 2015-12-16 David Malcolm * c-parser.c (c_parser_postfix_expression): Use EXPR_LOC_OR_LOC to preserve range information for the primary expression in the call to c_parser_postfix_expression_after_primary. 2015-12-16 David Malcolm * c-parser.c (c_parser_static_assert_declaration_no_semi): Use the expression location, falling back on the first token location, rather than always using the latter. 2015-12-16 Marek Polacek PR c/64637 * c-typeck.c (c_process_expr_stmt): Use location of the expression if available. 2015-12-15 Marek Polacek PR c/68907 * c-typeck.c (build_atomic_assign): Set TREE_NO_WARNING on an artificial decl. 2015-12-08 David Malcolm * c-parser.c (c_parser_alignof_expression): Capture location of closing parenthesis (if any), or of end of unary expression, and use it to build a src_range for the expression. 2015-12-08 David Malcolm PR c/68757 * c-parser.c (c_parser_get_builtin_args): Add "out_close_paren_loc" param, and write back to it. (c_parser_postfix_expression): Capture the closing parenthesis location for RID_CHOOSE_EXPR, RID_BUILTIN_CALL_WITH_STATIC_CHAIN, RID_BUILTIN_COMPLEX, RID_BUILTIN_SHUFFLE and use it to set the source range for such expressions; within RID_BUILTIN_COMPLEX set the underlying location. 2015-12-07 Marek Polacek PR c/68668 * c-decl.c (grokdeclarator): If ORIG_QUAL_INDIRECT is indirect, use TREE_TYPE of ORIG_QUAL_TYPE, otherwise decrement ORIG_QUAL_INDIRECT. 2015-12-04 Eric Botcazou * c-tree.h (c_build_va_arg): Adjust prototype. * c-parser.c (c_parser_postfix_expression): Adjust call to above. * c-typeck.c (c_build_va_arg): Rename LOC parameter to LOC2, add LOC1 parameter, adjust throughout and issue an error if EXPR is a component with reverse storage order. 2015-12-02 Jason Merrill * c-fold.c (c_disable_warnings, c_enable_warnings, c_fully_fold) (c_fully_fold_internal, decl_constant_value_for_optimization): Move from c-common.c. * c-tree.h: Declare decl_constant_value_for_optimization. * Make-lang.in (C_AND_OBJC_OBJS): Add c-fold.o. 2015-12-02 Joseph Myers PR c/68162 * c-decl.c (grokdeclarator): Set first_non_attr_kind before following link from declarator to next declarator. Track original qualified type and pass it to c_build_qualified_type. * c-typeck.c (c_build_qualified_type): Add arguments orig_qual_type and orig_qual_indirect. 2015-12-02 Thomas Schwinge * c-parser.c (c_parser_omp_clause_name) (c_parser_oacc_all_clauses): Alphabetical sorting. 2015-12-02 Jakub Jelinek PR c/68533 * c-decl.c (get_parm_info): Use b->locus instead of input_location for diagnostics. 2015-12-01 Julian Brown Cesar Philippidis James Norris * c-parser.c (c_parser_omp_clause_name): Add use_device support. (c_parser_oacc_clause_use_device): New function. (c_parser_oacc_all_clauses): Add use_device support. (OACC_HOST_DATA_CLAUSE_MASK): New macro. (c_parser_oacc_host_data): New function. (c_parser_omp_construct): Add host_data support. * c-tree.h (c_finish_oacc_host_data): Add prototype. * c-typeck.c (c_finish_oacc_host_data): New function. (c_finish_omp_clauses): Add use_device support. 2015-11-29 Jan Hubicka PR c/67106 * c-decl.c: Set TYPE_PACKED in variants. 2015-11-27 Martin Liska PR c++/68312 * c-array-notation.c (fix_builtin_array_notation_fn): Use release_vec_vec instead of vec::release. (build_array_notation_expr): Likewise. (fix_conditional_array_notations_1): Likewise. (fix_array_notation_expr): Likewise. (fix_array_notation_call_expr): Likewise. 2015-11-27 Jakub Jelinek PR c/63326 * c-parser.c (c_parser_compound_statement_nostart): If last_label is true, use pragma_stmt instead of pragma_compound as second c_parser_pragma argument. (c_parser_omp_ordered, c_parser_omp_target_update, c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Pass false as second argument to c_parser_skip_to_pragma_eol after diagnosing standalone directives used in pragma_stmt context. 2015-11-24 Ilya Verbin * c-parser.c (c_parser_oacc_declare): Replace "ifdef ENABLE_OFFLOADING" with "if (ENABLE_OFFLOADING)". 2015-11-23 David Malcolm PR objc/68438 * c-parser.c (c_parser_postfix_expression): Set up source ranges for various Objective-C constructs: Class.name syntax, @selector(), @protocol(), @encode(), and [] message syntax. 2015-11-20 David Malcolm PR 62314 * c-typeck.c (should_suggest_deref_p): New function. (build_component_ref): Special-case POINTER_TYPE when generating a "not a structure of union" error message, and suggest a "->" rather than a ".", providing a fix-it hint. 2015-11-19 David Malcolm * c-typeck.c (lookup_field_fuzzy): Move determination of closest candidate into a new function, find_closest_identifier. 2015-11-19 Marek Polacek PR c/68412 * c-typeck.c (parser_build_binary_op): Properly handle C_MAYBE_CONST_EXPR before calling warn_tautological_cmp. 2015-11-17 David Malcolm * c-parser.c (set_c_expr_source_range): Bulletproof both overloaded implementations against NULL expr->value. (c_parser_braced_init): Set src_range for "ret" to a sane pair of values. (c_parser_unary_expression): Likewise when handling addresses of labels. (c_parser_postfix_expression): Likewise for statement expressions, for __FUNCTION__, __PRETTY_FUNCTION_ and __func__ keywords, for __builtin_va_arg, and for __builtin_offset_of. (c_parser_postfix_expression_after_paren_type): Initialize expr's src_range using the range of the braced initializer. (c_parser_transaction_expression): Set src_range for "ret" to a sane pair of values. 2015-11-16 Kirill Yukhin * c-parser.c (c_finish_omp_declare_simd): Look for "simd" attribute as well. Update error message. 2015-11-14 Trevor Saunders * c-parser.c (c_parser_omp_declare_target): Adjust. 2015-11-14 Jakub Jelinek * c-typeck.c (c_finish_omp_clauses): Don't mark GOMP_MAP_FIRSTPRIVATE_POINTER decls addressable. 2015-11-14 Marek Polacek * c-decl.c: Use RECORD_OR_UNION_TYPE_P throughout. * c-typeck.c: Likewise. 2015-11-13 David Malcolm * c-decl.c (warn_defaults_to): Pass line_table to rich_location ctor. * c-errors.c (pedwarn_c99): Likewise. (pedwarn_c90): Likewise. * c-parser.c (set_c_expr_source_range): New functions. (c_token::get_range): New method. (c_token::get_finish): New method. (c_parser_expr_no_commas): Call set_c_expr_source_range on the ret based on the range from the start of the LHS to the end of the RHS. (c_parser_conditional_expression): Likewise, based on the range from the start of the cond.value to the end of exp2.value. (c_parser_binary_expression): Call set_c_expr_source_range on the stack values for TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR. (c_parser_cast_expression): Call set_c_expr_source_range on ret based on the cast_loc through to the end of the expr. (c_parser_unary_expression): Likewise, based on the op_loc through to the end of op. (c_parser_sizeof_expression) Likewise, based on the start of the sizeof token through to either the closing paren or the end of expr. (c_parser_postfix_expression): Likewise, using the token range, or from the open paren through to the close paren for parenthesized expressions. (c_parser_postfix_expression_after_primary): Likewise, for various kinds of expression. * c-tree.h (struct c_expr): Add field "src_range". (c_expr::get_start): New method. (c_expr::get_finish): New method. (set_c_expr_source_range): New decls. * c-typeck.c (parser_build_unary_op): Call set_c_expr_source_range on ret for prefix unary ops. (parser_build_binary_op): Likewise, running from the start of arg1.value through to the end of arg2.value. 2015-11-13 Marek Polacek PR c/68320 * c-parser.c (c_parser_for_statement): Treat unknown tokens as IDs. 2015-11-13 David Malcolm * c-typeck.c: Include spellcheck.h. (lookup_field_fuzzy_find_candidates): New function. (lookup_field_fuzzy): New function. (build_component_ref): If the field was not found, try using lookup_field_fuzzy and potentially offer a suggestion. 2015-11-12 James Norris Joseph Myers * c-parser.c (c_parser_pragma): Handle PRAGMA_OACC_DECLARE. (c_parser_omp_clause_name): Handle 'device_resident' clause. (c_parser_oacc_data_clause): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and PRAGMA_OMP_CLAUSE_LINK. (c_parser_oacc_all_clauses): Handle PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT and PRAGMA_OACC_CLAUSE_LINK. (OACC_DECLARE_CLAUSE_MASK): New definition. (c_parser_oacc_declare): New function. 2015-11-12 Marek Polacek PR c/67784 * c-parser.c (c_parser_for_statement): Reclassify the token in a correct scope. 2015-11-11 Marek Polacek PR c/68107 PR c++/68266 * c-decl.c (grokdeclarator): Call valid_array_size_p. Remove code checking the size of an array. 2015-11-11 Andrew MacLeod * c-array-notation.c: Remove unused header files. * c-aux-info.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-lang.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. * gccspec.c: Likewise. 2015-11-09 Thomas Schwinge Cesar Philippidis James Norris Julian Brown Nathan Sidwell c/ * c-parser.c (c_parser_declaration_or_fndef): Add OpenACC routine arg. (c_parser_declaration_or_fndef): Call c_finish_oacc_routine. (c_parser_pragma): Parse 'acc routine'. (OACC_ROUTINE_CLAUSE_MARK): Define. (c_parser_oacc_routine, (c_finish_oacc_routine): New. 2015-11-09 Andreas Arnez PR debug/67192 * c-typeck.c (c_finish_loop): For unconditional loops, set the location of the backward-goto to the start of the loop body. 2015-11-09 Andreas Arnez PR debug/67192 * c-parser.c (c_parser_while_statement): Finish the loop before parsing ahead for misleading indentation. (c_parser_for_statement): Likewise. 2015-11-08 Eric Botcazou * c-decl.c (finish_struct): If the structure has reverse storage order, rewrite the type of array fields with scalar component. Call maybe_apply_pragma_scalar_storage_order on entry. * c-typeck.c (build_unary_op) : Remove left-overs. Issue errors on bit-fields and reverse SSO here and not... (c_mark_addressable): ...here. (output_init_element): Adjust call to initializer_constant_valid_p. (c_build_qualified_type): Propagate TYPE_REVERSE_STORAGE_ORDER. 2015-11-06 David Malcolm * c-decl.c (warn_defaults_to): Update for change in signature of diagnostic_set_info. * c-errors.c (pedwarn_c99): Likewise. (pedwarn_c90): Likewise. * c-objc-common.c (c_tree_printer): Update for new "caret_p" param for textinfo::set_location. 2015-11-05 Cesar Philippidis Thomas Schwinge James Norris * c-parser.c (c_parser_omp_clause_name): Add support for PRAGMA_OACC_CLAUSE_INDEPENDENT and PRAGMA_OACC_CLAUSE_TILE. (c_parser_omp_clause_default): Add is_oacc argument. Handle default(none) in OpenACC. (c_parser_oacc_shape_clause): Allow pointer variables as gang static arguments. (c_parser_oacc_clause_tile): New function. (c_parser_oacc_all_clauses): Add support for OMP_CLAUSE_DEFAULT, OMP_CLAUSE_INDEPENDENT and OMP_CLAUSE_TILE. (OACC_LOOP_CLAUSE_MASK): Add PRAGMA_OACC_CLAUSE_{PRIVATE,INDEPENDENT, TILE}. (OACC_KERNELS_MASK): Add PRAGMA_OACC_CLAUSE_DEFAULT. (OACC_PARALLEL_MASK): Add PRAGMA_OACC_CLAUSE_{DEFAULT,PRIVATE, FIRSTPRIVATE}. (c_parser_omp_all_clauses): Update call to c_parser_omp_clause_default. (c_parser_oacc_update): Update the error message for missing clauses. * c-typeck.c (c_finish_omp_clauses): Add support for OMP_CLAUSE_TILE and OMP_CLAUSE_INDEPENDENT. 2015-11-05 Marek Polacek PR c/68090 * c-parser.c (c_parser_postfix_expression_after_paren_type): Don't deal with pre-evaluation on invalid types. 2015-11-05 Jakub Jelinek Ilya Verbin * c-parser.c: Include context.h and gimple-expr.h. (c_parser_omp_clause_schedule): Parse schedule modifiers, diagnose monotonic together with nonmonotonic. (c_parser_omp_for_loop): Call c_omp_check_loop_iv. Call add_stmt here. (OMP_DISTRIBUTE_CLAUSE_MASK): Add lastprivate clause. (c_parser_omp_target_data, c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): Allow GOMP_MAP_ALWAYS_POINTER. (c_parser_omp_target): Likewise. Evaluate num_teams and thread_limit expressions on combined target teams before the target. (c_parser_omp_declare_target): If decl has "omp declare target" or "omp declare target link" attribute, and cgraph or varpool node already exists, then set corresponding flags. Call c_finish_omp_clauses in the parenthesized extended-list syntax case. * c-decl.c (c_decl_attributes): Don't diagnose block scope vars inside declare target. * c-typeck.c (handle_omp_array_sections_1): Allow non-zero low-bound on OMP_CLAUSE_REDUCTION array sections. (handle_omp_array_sections): Encode low-bound into the MEM_REF, either into the constant offset, or for variable low-bound using POINTER_PLUS_EXPR. For structure element based array sections use GOMP_MAP_ALWAYS_POINTER instead of GOMP_MAP_FIRSTPRIVATE_POINTER. (c_finish_omp_clauses): Drop generic_field_head, structure elements are now always mapped even as array section bases, diagnose same var in data sharing and mapping clauses. Diagnose if linear step on declare simd is neither a constant nor a uniform parameter. Look through POINTER_PLUS_EXPR for array section reductions. Diagnose the same var or function appearing multiple times on the same directive. Fix up wording for the to clause if t is neither a FUNCTION_DECL nor a VAR_DECL. Diagnose nonmonotonic modifier on kinds other than dynamic or guided or nonmonotonic modifier together with ordered clause. 2015-11-03 Thomas Schwinge Chung-Lin Tang * c-parser.c (c_parser_omp_construct): Handle PRAGMA_OACC_ATOMIC. 2015-10-29 Andrew MacLeod * c-array-notation.c: Reorder #include's and remove duplicates. * c-aux-info.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-lang.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-10-26 Jim Wilson PR debug/66068 * c-typeck.c (c_build_qualified_type): Clear C_TYPE_INCOMPLETE_VARS after calling build_qualified_type. 2015-10-27 Cesar Philippidis Thomas Schwinge James Norris Joseph Myers Julian Brown Bernd Schmidt * c-parser.c (c_parser_oacc_shape_clause): New. (c_parser_oacc_simple_clause): New. (c_parser_oacc_all_clauses): Add auto, gang, seq, vector, worker. (OACC_LOOP_CLAUSE_MASK): Add gang, worker, vector, auto, seq. 2015-10-27 Thomas Schwinge James Norris Cesar Philippidis PR c/64765 PR c/64880 * c-parser.c (c_parser_oacc_loop): Add mask, cclauses formal parameters, and handle these. Adjust all users. (c_parser_oacc_kernels, c_parser_oacc_parallel): Merge functions into... (c_parser_oacc_kernels_parallel): ... this new function. Adjust all users. * c-tree.h (c_finish_oacc_parallel, c_finish_oacc_kernels): Don't declare functions. (c_finish_omp_construct): Declare function. * c-typeck.c (c_finish_oacc_parallel, c_finish_oacc_kernels): Merge functions into... (c_finish_omp_construct): ... this new function. 2015-10-22 Richard Biener * c-typeck.c (c_finish_omp_clauses): Properly convert operands before folding a MINUS_EXPR. 2015-10-21 Marek Polacek PR c/68024 * c-decl.c (start_function): Warn about vararg functions without a prototype. 2015-10-21 Ilya Enkovich * c-typeck.c (build_conditional_expr): Use boolean vector type for vector comparison. (build_vec_cmp): New. (build_binary_op): Use build_vec_cmp for comparison. 2015-10-20 Marek Polacek * c-parser.c (is_cilkplus_vector_p): Don't define here. 2015-10-20 Marek Polacek PR c/67964 * c-parser.c (c_parser_attributes): Break out of the loop if the token after an attribute isn't a comma. 2015-10-13 Jakub Jelinek Aldy Hernandez * c-parser.c (c_parser_pragma): Handle PRAGMA_OMP_ORDERED here. (c_parser_omp_clause_name): Handle OpenMP 4.5 clauses. (c_parser_omp_variable_list): Handle structure elements for map, to and from clauses. Handle array sections in reduction clause. Formatting fixes. (c_parser_omp_clause_if): Add IS_OMP argument, handle parsing of if clause modifiers. (c_parser_omp_clause_num_tasks, c_parser_omp_clause_grainsize, c_parser_omp_clause_priority, c_parser_omp_clause_hint, c_parser_omp_clause_defaultmap, c_parser_omp_clause_use_device_ptr, c_parser_omp_clause_is_device_ptr): New functions. (c_parser_omp_clause_ordered): Parse optional parameter. (c_parser_omp_clause_reduction): Handle array reductions. (c_parser_omp_clause_schedule): Parse optional simd modifier. (c_parser_omp_clause_nogroup, c_parser_omp_clause_orderedkind): New functions. (c_parser_omp_clause_linear): Parse linear clause modifiers. (c_parser_omp_clause_depend_sink): New function. (c_parser_omp_clause_depend): Parse source/sink depend kinds. (c_parser_omp_clause_map): Parse release/delete map kinds and optional always modifier. (c_parser_oacc_all_clauses): Adjust c_parser_omp_clause_if and c_finish_omp_clauses callers. (c_parser_omp_all_clauses): Likewise. Parse OpenMP 4.5 clauses. Parse "to" as OMP_CLAUSE_TO_DECLARE if on declare target directive. (c_parser_oacc_cache): Adjust c_finish_omp_clauses caller. (OMP_CRITICAL_CLAUSE_MASK): Define. (c_parser_omp_critical): Parse critical clauses. (c_parser_omp_for_loop): Handle doacross loops, adjust c_finish_omp_for and c_finish_omp_clauses callers. (OMP_SIMD_CLAUSE_MASK): Add simdlen clause. (c_parser_omp_simd): Allow ordered clause if it has no parameter. (OMP_FOR_CLAUSE_MASK): Add linear clause. (c_parser_omp_for): Disallow ordered clause when combined with distribute. Disallow linear clause when combined with distribute and not combined with simd. (OMP_ORDERED_CLAUSE_MASK, OMP_ORDERED_DEPEND_CLAUSE_MASK): Define. (c_parser_omp_ordered): Add CONTEXT argument, remove LOC argument, parse clauses and if depend clause is found, don't parse a body. (c_parser_omp_parallel): Disallow copyin clause on target parallel. Allow target parallel without for after it. (OMP_TASK_CLAUSE_MASK): Add priority clause. (OMP_TARGET_DATA_CLAUSE_MASK): Add use_device_ptr clause. (c_parser_omp_target_data): Diagnose no map clauses or clauses with invalid kinds. (OMP_TARGET_UPDATE_CLAUSE_MASK): Add depend and nowait clauses. (OMP_TARGET_ENTER_DATA_CLAUSE_MASK, OMP_TARGET_EXIT_DATA_CLAUSE_MASK): Define. (c_parser_omp_target_enter_data, c_parser_omp_target_exit_data): New functions. (OMP_TARGET_CLAUSE_MASK): Add depend, nowait, private, firstprivate, defaultmap and is_device_ptr clauses. (c_parser_omp_target): Parse target parallel and target simd. Set OMP_TARGET_COMBINED on combined constructs. Parse target enter data and target exit data. Diagnose invalid map kinds. (OMP_DECLARE_TARGET_CLAUSE_MASK): Define. (c_parser_omp_declare_target): Parse OpenMP 4.5 forms of this construct. (c_parser_omp_declare_reduction): Use STRIP_NOPS when checking for &omp_priv. (OMP_TASKLOOP_CLAUSE_MASK): Define. (c_parser_omp_taskloop): New function. (c_parser_omp_construct): Don't handle PRAGMA_OMP_ORDERED here, handle PRAGMA_OMP_TASKLOOP. (c_parser_cilk_for): Adjust c_finish_omp_clauses callers. * c-tree.h (c_finish_omp_clauses): Add two new arguments. * c-typeck.c (handle_omp_array_sections_1): Fix comment typo. Add IS_OMP argument, handle structure element bases, diagnose bitfields, pass IS_OMP recursively, diagnose known zero length array sections in depend clauses, handle array sections in reduction clause, diagnose negative length even for pointers. (handle_omp_array_sections): Add IS_OMP argument, use auto_vec for types, pass IS_OMP down to handle_omp_array_sections_1, handle array sections in reduction clause, set OMP_CLAUSE_MAP_MAYBE_ZERO_LENGTH_ARRAY_SECTION if map could be zero length array section, use GOMP_MAP_FIRSTPRIVATE_POINTER for IS_OMP. (c_finish_omp_clauses): Add IS_OMP and DECLARE_SIMD arguments. Handle new OpenMP 4.5 clauses and new restrictions for the old ones. 2015-10-06 Marek Polacek * c-parser.c (c_parser_statement_after_labels): Use protected_set_expr_location. (c_parser_omp_clause_num_gangs): Likewise. (c_parser_omp_clause_num_threads): Likewise. (c_parser_omp_clause_num_workers): Likewise. (c_parser_omp_clause_vector_length): Likewise. (c_parser_omp_clause_num_teams): Likewise. (c_parser_omp_clause_thread_limit): Likewise. * c-typeck.c (build_c_cast): Likewise. (c_cast_expr): Likewise. 2015-10-05 Richard Sandiford * c-typeck.c (c_tree_equal): Use real_equal instead of REAL_VALUES_EQUAL. 2015-10-04 Jason Merrill * c-parser.c (c_lex_one_token): Handle @synchronized. * c-decl.c (match_builtin_function_types): A declaration of a built-in can change whether the function is transaction_safe. 2015-10-02 Marek Polacek PR c/67730 * c-typeck.c (convert_for_assignment): Use the expansion point location throughout. 2015-10-02 Marek Polacek PR c/64249 * c-parser.c (c_parser_statement_after_labels): Add CHAIN parameter and pass it down to c_parser_if_statement. (c_parser_else_body): Add CHAIN parameter and pass it down to c_parser_statement_after_labels. (c_parser_if_statement): Add CHAIN parameter. Add code to warn about duplicated if-else-if conditions. 2015-10-01 Marek Polacek * c-typeck.c (convert_for_assignment): Improve commentary. 2015-09-30 Marek Polacek PR c/67730 * c-typeck.c (c_finish_return): Use the expansion point location for certain "return with value" warnings. 2015-09-18 Manuel López-Ibáñez * c-parser.c (pragma_lex): Add loc argument. 2015-09-15 Marek Polacek PR c/67580 * c-decl.c (tag_exists_p): New function. * c-parser.c (c_parser_declaration_or_fndef): Give a hint when struct/union/enum keywords are missing. * c-tree.h (tag_exists_p): Declare. 2015-09-15 Marek Polacek * c-decl.c (lookup_label): Return NULL_TREE instead of 0. (lookup_tag): Change the type of THISLEVEL_ONLY to bool. Return NULL_TREE instead of 0. (lookup_name): Return NULL_TREE instead of 0. (lookup_name_in_scope): Likewise. (shadow_tag_warned): Use true instead of 1 and NULL_TREE instead of 0. (parser_xref_tag): Use false instead of 0. (start_struct): Use true instead of 1. (start_enum): Use true instead of 1 and NULL_TREE instead of 0. 2015-09-14 Marek Polacek * c-typeck.c (set_nonincremental_init_from_string): Use HOST_WIDE_INT_M1U when shifting a negative value. 2015-09-09 Mark Wielaard * c-typeck.c (build_binary_op): Check and warn when nonnull arg parm against NULL. 2015-09-10 Jakub Jelinek PR c/67502 * c-parser.c (c_parser_omp_for_loop): Emit DECL_EXPR stmts into OMP_FOR_PRE_BODY rather than before the loop. 2015-09-09 Jakub Jelinek PR c/67501 * c-parser.c (c_parser_oacc_all_clauses, c_parser_omp_all_clauses): Remove invalid clause from list of clauses even if parser->error is set. PR c/67500 * c-parser.c (c_parser_omp_clause_aligned, c_parser_omp_clause_safelen, c_parser_omp_clause_simdlen): Fix up test for errors. * c-decl.c (temp_pop_parm_decls): Allow b->decl equal to error_mark_node. PR c/67495 * c-parser.c (c_parser_omp_atomic): Use c_parser_cast_expression instead of c_parser_unary_expression. If the result is !lvalue_p, wrap the result of c_fully_fold into NON_LVALUE_EXPR. 2015-09-04 Marek Polacek PR sanitizer/67279 * c-typeck.c (build_binary_op): Don't instrument static initializers. 2015-09-03 Martin Sebor PR c/66516 * c-typeck.c (convert_arguments, parser_build_unary_op, build_conditional_expr, c_cast_expr, convert_for_assignment, build_binary_op, _objc_common_truthvalue_conversion): Call reject_gcc_builtin. (c_decl_implicit): Define. 2015-09-02 Marek Polacek PR c/67432 * c-parser.c (c_parser_enum_specifier): Give a better error for an empty enum. 2015-08-18 Trevor Saunders * c-aux-info.c, c-parser.c, c-tree.h: Remove useless typedefs. 2015-08-12 Marek Polacek * c-decl.c (grokdeclarator): Call error_at instead of error and pass LOC to it. 2015-08-03 Marek Polacek PR c/67088 * c-decl.c (check_bitfield_type_and_width): Add location parameter. Use it. (grokdeclarator): Pass LOC down to check_bitfield_type_and_width. 2015-08-02 Patrick Palka * c-parser.c (c_parser_if_body): Take token_indent_info argument. Call warn_for_misleading_indentation even when the body is a semicolon. Extract token_indent_infos corresponding to the guard, body and next tokens. Adjust call to warn_for_misleading_indentation accordingly. (c_parser_else_body): Likewise. (c_parser_if_statement): Likewise. (c_parser_while_statement): Likewise. (c_parser_for_statement): Likewise. 2015-07-28 Luis Felipe Strano Moraes Manuel López-Ibáñez * c-decl.c (get_parm_info): Remove static var. Update warning message. 2015-07-27 Marek Polacek PR c++/66555 PR c/54979 * c-typeck.c (parser_build_binary_op): Call warn_tautological_cmp. 2015-07-20 Marek Polacek PR c++/55095 * c-typeck.c (digest_init): Pass OPT_Wpedantic to pedwarn_init. (build_binary_op): Warn about left shift overflows. 2015-07-09 Andrew MacLeod * c-array-notation.c: Adjust includes for flags.h changes. * c-objc-common.c: Likewise. 2015-07-07 Andrew MacLeod * c-array-notation.c: Adjust includes. * c-aux-info.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-lang.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-06-29 Manuel López-Ibáñez PR fortran/66605 * c-decl.c (finish_function): Call do_warn_unused_parameter. 2015-06-29 Marek Polacek PR c/66322 * c-typeck.c (struct c_switch): Add BOOL_COND_P and OUTSIDE_RANGE_P. (c_start_case): Set BOOL_COND_P and OUTSIDE_RANGE_P. Don't warn about -Wswitch-bool here. (do_case): Update c_add_case_label call. (c_finish_case): Update c_do_switch_warnings call. 2015-06-27 Marek Polacek * c-typeck.c: Use VECTOR_TYPE_P throughout. 2015-06-26 Marek Polacek * c-array-notation.c (fix_builtin_array_notation_fn): Use INDIRECT_REF_P. * c-typeck.c (array_to_pointer_conversion): Likewise. (build_unary_op): Likewise. (c_finish_return): Likewise. 2015-06-25 Andrew MacLeod * c-decl.c: Remove ipa-ref.h and plugin-api.h from include list. * c-parser.c: Likewise. 2015-06-25 Richard Sandiford * c-decl.c (detect_field_duplicates_hash): Use nofree_ptr_hash instead of pointer_hash. (detect_field_duplicates): Likewise. 2015-06-25 Marek Polacek * c-array-notation.c: Use VAR_P throughout. * c-decl.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-06-25 Marek Polacek * c-decl.c: Use is_global_var throughout. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-06-17 Andrew MacLeod * c-array-notation.c: Do not include input.h, line-map.h or is-a.h. * c-aux-info.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-lang.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-06-11 Jan Hubicka PR middle-end/66325 * c-decl.c (start_enum): Set TYPE_PACKED consistently among type variants. 2015-06-11 Pierre-Marie de Rodat * c-decl.c (pop_scope): Register the main translation unit through the new debug hook. 2015-06-08 Andrew MacLeod * c-array-notation.c : Adjust include files. * c-aux-info.c : Likewise. * c-convert.c : Likewise. * c-decl.c : Likewise. * c-errors.c : Likewise. * c-lang.c : Likewise. * c-lang.h : Likewise. * c-objc-common.c : Likewise. * c-parser.c : Likewise. * c-typeck.c : Likewise. 2015-06-05 Aldy Hernandez * c-decl.c (finish_struct): Save C_TYPE_INCOMPLETE_VARS and immediately clobber it. (c_write_global_declarations_1): Remove call to check_global_declaration_1. (c_write_global_declarations_2): Remove. (c_write_final_cleanups): Rename from c_write_global_declarations. Remove call to finalize_compilation_unit. Remove calls to debugging hooks. * c-objc-common.c: Adjust comment for c_warn_unused_global_decl. * c-objc-common.h: Remove LANG_HOOKS_WRITE_GLOBALS. * c-tree.h: Remove c_write_global_declarations. 2015-06-04 Andrew MacLeod * c-array-notation.c: Adjust includes for restructured coretypes.h. * c-aux-info.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-lang.c: Likewise. * c-objc-common.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. 2015-06-04 Marek Polacek PR c/66341 * c-typeck.c (build_c_cast): Wrap VALUE into NON_LVALUE_EXPR if it is a lvalue. 2015-06-03 Prathamesh Kulkarni * c-decl.c (warn_cxx_compat_finish_struct): New parameters code, record_loc. Warn for empty struct. (finish_struct): Pass TREE_CODE(t) and loc to warn_cxx_compat_finish_struct. 2015-06-02 Andres Tiraboschi * c-decl.c (start_function): Call plugin before parsing. (finish_function): Call plugin after parsing. 2015-06-02 Prathamesh Kulkarni PR c/49551 * c-decl.c (merge_decls): Merge DECL_COMMON. 2015-05-22 Jim Wilson * Make-lang.in (check_gcc_pallelize): Define. 2015-05-22 Marek Polacek PR c/47043 * c-parser.c (c_parser_enum_specifier): Parse and apply enumerator attributes. 2015-05-21 Marek Polacek * c-typeck.c (inform_declaration): Use DECL_IS_BUILTIN instead of DECL_BUILT_IN. 2015-05-20 Marek Polacek * c-decl.c: Use VAR_OR_FUNCTION_DECL_P throughout. * c-typeck.c: Likewise. 2015-05-19 Marek Polacek * c-typeck.c (start_init): Use AGGREGATE_TYPE_P. 2015-05-19 Jakub Jelinek PR middle-end/66199 * c-parser.c (c_parser_omp_for_loop): Don't add OMP_CLAUSE_SHARED to OMP_PARALLEL_CLAUSES when moving OMP_CLAUSE_LASTPRIVATE clause to OMP_FOR_CLAUSES. (c_parser_omp_teams): Set OMP_TEAMS_COMBINED for combined constructs. 2015-05-19 Mikhail Maltsev * c-typeck.c (build_array_ref): Use std::swap instead of explicit swaps. 2015-05-16 Manuel López-Ibáñez PR fortran/44054 * c-objc-common.c (c_tree_printer): Replace locus pointer with accessor function. 2015-05-14 Marek Polacek 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 * 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 PR c/64918 * c-typeck.c (add_pending_init): Use OPT_Woverride_init_side_effects. (output_init_element): Likewise. 2015-05-07 Marek Polacek PR c/65179 * c-typeck.c (build_binary_op): Warn when left shifting a negative value. 2015-04-30 Marek Polacek * 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 * c-parser.c (c_parser_oacc_enter_exit_data): Use OMP_STANDALONE_CLAUSES. 2015-04-28 Marek Polacek * c-parser.c (c_parser_binary_expression): Remove duplicate line. 2015-04-28 Marek Polacek PR c/65901 * c-typeck.c (c_build_va_arg): Require TYPE be a complete type. 2015-04-25 Marek Polacek PR c/52085 * c-decl.c (finish_enum): Copy over TYPE_ALIGN. Also check for "mode" attribute. 2015-04-23 Marek Polacek 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 * 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 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 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 * c-decl.c (c_decl_attributes): Also add "omp declare target" attribute for DECL_EXTERNAL VAR_DECLs. 2015-03-11 Jakub Jelinek * c-parser.c (c_parse_init): Don't call xstrdup on get_identifier argument. 2015-03-10 Jakub Jelinek 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 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 * 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 PR c/65228 * c-decl.c (start_decl): Return NULL_TREE if decl is an error node. 2015-02-14 Marek Polacek 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 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 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 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 PR c/64824 PR c/64868 * c-parser.c (c_parser_omp_atomic): Handle RDIV_EXPR. 2015-02-02 Bruno Loff * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks after processing enum declaration. 2015-01-29 Marek Polacek 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 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 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 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 Bernd Schmidt Cesar Philippidis James Norris Jakub Jelinek Ilmir Usmanov * 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 * 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 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 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 PR c/64423 * c-typeck.c (build_array_ref): Pass loc down to warn_array_subscript_with_type_char. 2014-12-20 Martin Uecker * 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 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 * 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 PR c/63862 * c-typeck.c (build_binary_op) : Don't convert the right operand to integer type. 2014-11-25 Marek Polacek PR c/63877 * c-decl.c (start_function): Disable -Wmissing-declarations warning for inline functions. 2014-11-21 Jakub Jelinek 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 * c-decl.c (c_init_decl_processing): Do not set pedantic_lvalues to true. 2014-11-10 Andi Kleen 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 * c-typeck.c (build_binary_op): Use OPT_Wshift_count_negative and OPT_Wshift_count_overflow in the warnings. 2014-10-30 Marek Polacek * c-objc-common.c (c_tree_printer) : For a typedef name, print the stripped version as well, if they're not the same. 2014-10-29 Richard Sandiford * c-decl.c, c-tree.h, c-typeck.c: Remove redundant enum from machine_mode. 2014-10-28 Andrew MacLeod * c-decl.c: Adjust include files. * c-parser.c: Ditto. 2014-10-27 Phil Muldoon Tom Tromey * 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 * c-typeck.c: Adjust include files. 2014-10-26 Manuel López-Ibáñez 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 PR c/63626 * c-decl.c (pop_scope): Don't print warning in external_scope. 2014-10-19 Marek Polacek 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 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 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 PR c/63549 * c-typeck.c (build_array_ref): Bail if the index in an incomplete type. 2014-10-17 Marek Polacek * 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 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 * c-decl.c: Adjust include files. 2014-10-14 DJ Delorie * 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 * 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 PR c/63480 * c-typeck.c (pop_init_level): Don't warn about initializing with { }. 2014-10-07 Marek Polacek PR c/59717 * c-decl.c (header_for_builtin_fn): New function. (implicitly_declare): Suggest which header to include. 2014-10-07 Marek Polacek * 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 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 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 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 PR c/62024 * c-parser.c (c_parser_static_assert_declaration_no_semi): Strip no-op conversions. 2014-09-02 Jakub Jelinek Balaji V. Iyer Igor Zamyatin * 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 * 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 PR c++/62199 * c-typeck.c (parser_build_binary_op): Adjust call to warn_logical_not_parentheses. 2014-08-22 Igor Zamyatin PR other/62008 * c-parser.c (c_parser_array_notation): Check for correct type of an array added. 2014-08-19 Marek Polacek 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 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 * 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 * 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 * c-parser.c (c_parser_postfix_expression) : Add pedwarn. (c_parser_postfix_expression) : Likewise. (c_parser_postfix_expression) : Likewise. 2014-08-10 Marek Polacek 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 * c-typeck.c: Remove include of pointer-set.h. 2014-08-07 Marek Polacek * c-typeck.c (pointer_diff): Remove P - (P + CST) optimization. 2014-08-02 Trevor Saunders * c-typeck.c: Use hash_map instead of pointer_map. 2014-08-02 Trevor Saunders * c-decl.c: Use hash_set instead of pointer_set. 2014-08-01 Igor Zamyatin PR middle-end/61455 * c-array-notation.c (expand_array_notations): Handling of DECL_EXPR added. 2014-07-31 Marc Glisse PR c++/60517 * c-typeck.c (c_finish_return): Return 0 instead of the address of a local variable. 2014-07-30 Tom Tromey * c-typeck.c (struct constructor_stack) : 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 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 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 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 Chen Gang * c-decl.c (duplicate_decls): CLear DECL_STRUCT_FUNCTION before releasing symbol. 2014-07-01 Marek Polacek * c-typeck.c (convert_for_assignment): Pass OPT_Wint_conversion instead of 0 to WARN_FOR_ASSIGNMENT. 2014-07-01 Marek Polacek 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 * c-decl.c (grokdeclarator): Don't instrument VLAs if the function has no_sanitize_undefined attribute. 2014-06-30 Igor Zamyatin 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 * 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 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 * c-typeck.c (c_finish_omp_clauses): Make sure OMP_CLAUSE_LINEAR_STEP has correct type. 2014-06-24 Trevor Saunders * c-decl.c: Adjust. 2014-06-24 Jakub Jelinek * 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 * 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 * c-parser.c (c_parser_omp_threadprivate): Likewise. * c-decl.c (merge_decls): Likewise. 2014-06-09 Marek Polacek 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 * c-decl.c (merge_decls): Use set_decl_section_name. (duplicate_decls): Remove node if it exists. 2014-06-05 S. Gilles 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 PR c/56724 * c-typeck.c (convert_for_assignment): Use expr_loc for ic_argpass. 2014-06-05 Marek Polacek 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 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 PR c/58942 * c-array-notation.c (fix_builtin_array_notation_fn): Handle the case with a pointer. 2014-06-03 Marek Polacek 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 * c-decl.c: Include builtins.h. * c-parser.c: Likewise. 2014-05-27 Marek Polacek 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 PR c/61191 * c-array-notation.c (fix_builtin_array_notation_fn): Check invalid function parameters. 2014-05-23 Jan Hubicka * c-decl.c (merge_decls): Preserve symtab node pointers. (duplicate_decls): Free new decl. 2014-05-23 Thomas Schwinge * 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 * c-parser.c (c_parser_omp_clause_thread_limit): Rename num_teams_loc variable to num_thread_limit_loc. 2014-05-21 Richard Sandiford * c-array-notation.c (expand_array_notations): Use void_node instead of void_zero_node. 2014-05-17 Trevor Saunders * 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 PR c/61162 * c-typeck.c (convert_for_assignment): Pass location to WARN_FOR_ASSIGNMENT instead of input_location. 2014-05-10 Marek Polacek * 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 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 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 PR c/61053 * c-decl.c (grokdeclarator): Use min_align_of_type instead of TYPE_ALIGN_UNIT. 2014-05-08 Marek Polacek PR c/61077 * c-decl.c (start_function): Warn for _Atomic-qualified return type of main. 2014-05-06 Kenneth Zadeck Mike Stump Richard Sandiford * 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 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 * c-typeck.c (c_finish_return): Separate warning_at calls. 2014-05-02 Marek Polacek * 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 Revert: 2014-04-24 Prathamesh Kulkarni * c-parser.c (c_parser_sizeof_expression): Reorganize slightly to avoid goto. 2014-05-02 Marek Polacek PR c/60784 * c-typeck.c (push_init_level): Set constructor_designated to p->designated for structures. 2014-05-01 Marek Polacek 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 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 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 PR c/29467 * c-decl.c (declspecs_add_type): Pedwarn if boolean types are used in C89 mode. 2014-05-01 Marek Polacek 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 PR c/56989 * c-typeck.c (default_conversion): Use better location for error call. 2014-04-30 Marek Polacek * c-typeck.c (build_binary_op): Call ubsan_instrument_division also when SANITIZE_FLOAT_DIVIDE is on. 2014-04-30 Marek Polacek 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 PR c/60351 * c-typeck.c (build_binary_op): Use location when warning about shift count. 2014-04-25 Marek Polacek PR c/18079 * c-decl.c (diagnose_mismatched_decls): Warn for mismatched always_inline/noinline and hot/cold attributes. 2014-04-25 Marek Polacek 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 * 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 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 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 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 PR c/55383 * c-typeck.c: Use correct format string in cast-qual warning 2014-03-07 Thomas Schwinge * 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 PR c/60197 * c-typeck.c (c_finish_return): Call contains_cilk_spawn_stmt instead of checking tree code. 2014-02-19 Prathamesh Kulkarni * c-parser.c (c_parser_declspecs): Replace call to error by error_at. (c_parser_parameter_declaration): Likewise. 2014-02-19 Marek Polacek 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 * 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 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 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 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 * 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 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 PR c/58346 * c-typeck.c (pointer_diff): Give an error on arithmetic on pointer to an empty aggregate. 2014-01-23 Marek Polacek 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 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 * c-parser.c (c_finish_omp_declare_simd): Made "cilk simd function" attribute an attribute without value. 2014-01-23 Jakub Jelinek 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 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 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 PR c++/59631 * c-parser.c (c_parser_postfix_expression): Replaced consecutive if statements with if-elseif statements. 2014-01-06 Marek Polacek 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 Update copyright years 2014-01-02 Richard Sandiford * c-array-notation.c: Use the standard form for the copyright notice. 2013-12-18 Balaji V. Iyer * 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 * c-parser.c (c_parser_omp_parallel): Fix description. 2013-12-11 Balaji V. Iyer * 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 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 PR c/54113 * c-decl.c (start_function): Don't warn for missing prototype for inline functions. 2013-12-03 Marek Polacek PR c/59351 * c-decl.c (build_compound_literal): Allow compound literals with empty initial value. 2013-12-02 Joseph Myers PR c/58235 * c-typeck.c (build_modify_expr): Diagnose assignment to expression with array type. 2013-11-29 Joseph Myers 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 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 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 Jakub Jelinek * c-decl.c (c_builtin_function_ext_scope): Avoid binding if external_scope is NULL. 2013-11-27 Tom de Vries Marc Glisse PR c++/59032 * c-typeck.c (build_unary_op): Allow vector increment and decrement. 2013-11-22 Andrew MacLeod * c-typeck.c: Add required include files from gimple.h. 2013-11-22 David Malcolm * 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 * c-decl.c (grokdeclarator): Update comment to refer to tree_to_[su]hwi rather than tree_low_cst. 2013-11-18 Richard Sandiford * c-decl.c, c-typeck.c: Replace tree_low_cst (..., 1) with tree_to_uhwi throughout. 2013-11-18 Richard Sandiford * c-parser.c: Replace tree_low_cst (..., 0) with tree_to_shwi throughout. 2013-11-18 Richard Sandiford * c-parser.c: Replace host_integerp (..., 0) with tree_fits_shwi_p throughout. 2013-11-15 Aldy Hernandez * 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 * c-typeck.c: Include only gimplify.h and gimple.h as needed. 2013-11-14 Diego Novillo * 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 * 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 * c-typeck.c: Include gimplify.h. 2013-11-12 Joseph Myers * 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 Andrew MacLeod * 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 * 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 * 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 * c-decl.c (grokdeclarator): Add VLA instrumentation. 2013-11-01 Jakub Jelinek * c-typeck.c (c_finish_omp_clauses) : Go to check_dup_generic at the end, unless remove is true. (c_finish_omp_clauses) : Add break; after remove = true;. (c_finish_omp_clauses) : Likewise. 2013-10-31 Jakub Jelinek * c-typeck.c (c_finish_omp_clauses): Diagnose aligned clause with decl that is not pointer nor array. 2013-10-29 Balaji V. Iyer * 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 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 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 * c-parser.c (c_parser_struct_declaration): Add a comment. (c_parser_declarator): Don't allow _Alignas here. 2013-10-17 Andrew MacLeod * c-parser.c: Include omp-low.h. * c-typeck.c: Likewise. 2013-10-17 Marek Polacek PR c/58267 * c-parser.c (c_parser_declspecs): Add alignspec_ok parameter. Document syntax of the array-declarator. (c_parser_declspecs) : 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 * 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 * 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 * Make-lang.in (c/gccspec.o): Don't use subshell. 2013-09-18 Marek Polacek PR sanitize/58443 * c-typeck.c (build_binary_op): Properly honor -fsanitize options. Remove unnecessary check. 2013-09-18 Marek Polacek 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 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 * c-typeck.c (build_binary_op): Use vector_types_compatible_elements_p. 2013-09-03 Gabriel Dos Reis * c-objc-common.c (c_tree_printer): Tidy. 2013-08-30 Marek Polacek * c-typeck.c (build_binary_op): Add division by zero and shift instrumentation. 2013-08-26 Joern Rennecke Joseph Myers 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 * 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 * c-objc-common.c (c_initialize_diagnostics): Simplify C pretty printer initialization. 2013-08-19 Balaji V. Iyer 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 * c-objc-common.c (c_initialize_diagnostics): Don't call pp_base. 2013-07-23 Joseph Myers * c-parser.c (struct c_generic_association): Fix typo. 2013-07-23 Tom Tromey Joseph Myers * 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 PR c++/57793 * c-decl.c (finish_struct): Check for too-large class. 2013-07-04 Joern Rennecke PR c/57821 * c-typeck.c (set_init_index): When folding, check for index overflow. 2013-06-28 Balaji V. Iyer * c-parser.c (c_parser_array_notation): Removed rejection of array notations in an array of function pointers. 2013-06-21 Balaji V. Iyer * 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 PR c/57630 * c-decl.c (check_for_loop_decls): Improve diagnostics messages. 2013-06-12 Balaji V. Iyer * 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 * 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 * c-array-notation.c (expand_array_notation_exprs): Added ARRAY_NOTATION_REF case. 2013-06-07 Balaji V. Iyer * 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 * 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 * 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 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 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 * 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 * c-typeck.c (convert_for_assignment): Handle references to memory spaces better. 2013-05-16 Jason Merrill * Make-lang.in (cc1$(exeext)): Use link mutex. 2013-04-24 Paolo Carlini * c-typeck.c (pointer_diff): Change -Wpointer-arith pedwarns to simply use OPT_Wpointer_arith. (build_unary_op): Likewise. 2013-04-03 Jakub Jelinek 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 * 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 PR c/44938 * c-parser.c (c_parser_postfix_expression_after_primary): Initialize origtypes to NULL. 2013-01-24 Jakub Jelinek 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 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 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 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 PR c++/54930 * c-typeck.c (c_finish_return): Use OPT_Wreturn_local_addr. 2012-10-29 Manuel López-Ibáñez 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 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 * 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 PR c++/54194 * c-typeck.c (parser_build_binary_op): Update warn_about_parentheses call. 2012-10-09 Marc Glisse 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 * c-decl.c (c_write_global_declarations): Fix handling of -fdump-ada-spec*. 2012-09-30 Sharad Singhai * c-decl.c (c_write_global_declarations): Use a different method to determine if the dump has ben initialized. 2012-09-14 Joseph Myers 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 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 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 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 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 * 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 * c-lang.h (lang_decl): Add variable_size GTY option. 2012-07-16 Steven Bosscher * c-decl.c: Include dumpfile.h instead of tree-dump.h. * Make-lang.in: Fix dependencies. 2012-06-29 Steven Bosscher * 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. Copyright (C) 2012-2016 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.