X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fc-tree.h;h=3681ed7dfec1ea61ef0e1ea79d70338e83870bd3;hp=c7cbd13306541193e573b6c37b08e856a64d8433;hb=c2f29260864f931025707bda198a4ead538cb49b;hpb=f5d156fd00f390d9b1b9686e261c45ba9ee24102 diff --git a/gcc/c-tree.h b/gcc/c-tree.h index c7cbd133065..3681ed7dfec 100644 --- a/gcc/c-tree.h +++ b/gcc/c-tree.h @@ -1,12 +1,13 @@ /* Definitions for C parsing and type checking. Copyright (C) 1987, 1993, 1994, 1995, 1997, 1998, - 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. + 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010 + Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free -Software Foundation; either version 2, or (at your option) any later +Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY @@ -15,14 +16,14 @@ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License -along with GCC; see the file COPYING. If not, write to the Free -Software Foundation, 59 Temple Place - Suite 330, Boston, MA -02111-1307, USA. */ +along with GCC; see the file COPYING3. If not see +. */ #ifndef GCC_C_TREE_H #define GCC_C_TREE_H #include "c-common.h" +#include "toplev.h" #include "diagnostic.h" /* struct lang_identifier is private to c-decl.c, but langhooks.c needs to @@ -30,13 +31,6 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA #define C_SIZEOF_STRUCT_LANG_IDENTIFIER \ (sizeof (struct c_common_identifier) + 3 * sizeof (void *)) -/* Language-specific declaration information. */ - -struct lang_decl GTY(()) -{ - char dummy; -}; - /* In a RECORD_TYPE or UNION_TYPE, nonzero if any component is read-only. */ #define C_TYPE_FIELDS_READONLY(TYPE) TREE_LANG_FLAG_1 (TYPE) @@ -56,24 +50,15 @@ struct lang_decl GTY(()) and C_RID_YYCODE is the token number wanted by Yacc. */ #define C_IS_RESERVED_WORD(ID) TREE_LANG_FLAG_0 (ID) -struct lang_type GTY(()) -{ - /* In a RECORD_TYPE, a sorted array of the fields of the type. */ - struct sorted_fields_type * GTY ((reorder ("resort_sorted_fields"))) s; - /* In an ENUMERAL_TYPE, the min and max values. */ - tree enum_min; - tree enum_max; - /* In a RECORD_TYPE, information specific to Objective-C, such - as a list of adopted protocols or a pointer to a corresponding - @interface. See objc/objc-act.h for details. */ - tree objc_info; -}; - /* Record whether a type or decl was written with nonconstant size. Note that TYPE_SIZE may have simplified to a constant. */ #define C_TYPE_VARIABLE_SIZE(TYPE) TYPE_LANG_FLAG_1 (TYPE) #define C_DECL_VARIABLE_SIZE(TYPE) DECL_LANG_FLAG_0 (TYPE) +/* Record whether a type is defined inside a struct or union type. + This is used for -Wc++-compat. */ +#define C_TYPE_DEFINED_IN_STRUCT(TYPE) TYPE_LANG_FLAG_2 (TYPE) + /* Record whether a typedef for type `int' was actually `signed int'. */ #define C_TYPEDEF_EXPLICITLY_SIGNED(EXP) DECL_LANG_FLAG_1 (EXP) @@ -89,6 +74,11 @@ struct lang_type GTY(()) #define C_DECL_DECLARED_BUILTIN(EXP) \ DECL_LANG_FLAG_3 (FUNCTION_DECL_CHECK (EXP)) +/* For FUNCTION_DECLs, evaluates true if the decl is built-in, has a + built-in prototype and does not have a non-built-in prototype. */ +#define C_DECL_BUILTIN_PROTOTYPE(EXP) \ + DECL_LANG_FLAG_6 (FUNCTION_DECL_CHECK (EXP)) + /* Record whether a decl was declared register. This is strictly a front-end flag, whereas DECL_REGISTER is used for code generation; they may differ for structures with volatile fields. */ @@ -100,28 +90,9 @@ struct lang_type GTY(()) sizeof and typeof it is set for other function decls as well. */ #define C_DECL_USED(EXP) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (EXP)) -/* Record whether a label was defined in a statement expression which - has finished and so can no longer be jumped to. */ -#define C_DECL_UNJUMPABLE_STMT_EXPR(EXP) \ - DECL_LANG_FLAG_6 (LABEL_DECL_CHECK (EXP)) - -/* Record whether a label was the subject of a goto from outside the - current level of statement expression nesting and so cannot be - defined right now. */ -#define C_DECL_UNDEFINABLE_STMT_EXPR(EXP) \ - DECL_LANG_FLAG_7 (LABEL_DECL_CHECK (EXP)) - -/* Record whether a label was defined in the scope of an identifier - with variably modified type which has finished and so can no longer - be jumped to. */ -#define C_DECL_UNJUMPABLE_VM(EXP) \ - DECL_LANG_FLAG_3 (LABEL_DECL_CHECK (EXP)) - -/* Record whether a label was the subject of a goto from outside the - current level of scopes of identifiers with variably modified type - and so cannot be defined right now. */ -#define C_DECL_UNDEFINABLE_VM(EXP) \ - DECL_LANG_FLAG_5 (LABEL_DECL_CHECK (EXP)) +/* Record whether a variable has been declared threadprivate by + #pragma omp threadprivate. */ +#define C_DECL_THREADPRIVATE_P(DECL) DECL_LANG_FLAG_3 (VAR_DECL_CHECK (DECL)) /* Nonzero for a decl which either doesn't exist or isn't a prototype. N.B. Could be simplified if all built-in decls had complete prototypes @@ -136,17 +107,28 @@ struct lang_type GTY(()) without prototypes. */ #define TYPE_ACTUAL_ARG_TYPES(NODE) TYPE_LANG_SLOT_1 (NODE) +/* For a CONSTRUCTOR, whether some initializer contains a + subexpression meaning it is not a constant expression. */ +#define CONSTRUCTOR_NON_CONST(EXPR) TREE_LANG_FLAG_1 (CONSTRUCTOR_CHECK (EXPR)) + /* Record parser information about an expression that is irrelevant for code generation alongside a tree representing its value. */ struct c_expr { /* The value of the expression. */ tree value; - /* Record the original binary operator of an expression, which may + /* Record the original unary/binary operator of an expression, which may have been changed by fold, STRING_CST for unparenthesized string - constants, or ERROR_MARK for other expressions (including + constants, C_MAYBE_CONST_EXPR for __builtin_constant_p calls + (even if parenthesized), for subexpressions, and for non-constant + initializers, or ERROR_MARK for other expressions (including parenthesized expressions). */ enum tree_code original_code; + /* If not NULL, the original type of an expression. This will + differ from the type of the value field for an enum constant. + The type of an enum constant is a plain integer type, but this + field will be the enum type. */ + tree original_type; }; /* A kind of type specifier. Note that this information is currently @@ -180,6 +162,18 @@ struct c_typespec { enum c_typespec_kind kind; /* The specifier itself. */ tree spec; + /* An expression to be evaluated before the type specifier, in the + case of typeof specifiers, or NULL otherwise or if no such + expression is required for a particular typeof specifier. In + particular, when typeof is applied to an expression of variably + modified type, that expression must be evaluated in order to + determine array sizes that form part of the type, but the + expression itself (as opposed to the array sizes) forms no part + of the type and so needs to be recorded separately. */ + tree expr; + /* Whether the expression has operands suitable for use in constant + expressions. */ + bool expr_const_operands; }; /* A storage class specifier. */ @@ -193,7 +187,8 @@ enum c_storage_class { }; /* A type specifier keyword "void", "_Bool", "char", "int", "float", - "double", or none of these. */ + "double", "_Decimal32", "_Decimal64", "_Decimal128", "_Fract", "_Accum", + or none of these. */ enum c_typespec_keyword { cts_none, cts_void, @@ -201,7 +196,12 @@ enum c_typespec_keyword { cts_char, cts_int, cts_float, - cts_double + cts_double, + cts_dfloat32, + cts_dfloat64, + cts_dfloat128, + cts_fract, + cts_accum }; /* A sequence of declaration specifiers in C. */ @@ -211,6 +211,9 @@ struct c_declspecs { whole type, or NULL_TREE if none or a keyword such as "void" or "char" is used. Does not include qualifiers. */ tree type; + /* Any expression to be evaluated before the type, from a typeof + specifier. */ + tree expr; /* The attributes from a typedef decl. */ tree decl_attr; /* When parsing, the attributes. Outside the parser, this will be @@ -222,6 +225,9 @@ struct c_declspecs { enum c_typespec_keyword typespec_word; /* The storage class specifier, or csc_none if none. */ enum c_storage_class storage_class; + /* Whether any expressions in typeof specifiers may appear in + constant expressions. */ + BOOL_BITFIELD expr_const_operands : 1; /* Whether any declaration specifiers have been seen at all. */ BOOL_BITFIELD declspecs_seen_p : 1; /* Whether a type specifier has been seen. */ @@ -269,6 +275,10 @@ struct c_declspecs { BOOL_BITFIELD volatile_p : 1; /* Whether "restrict" was specified. */ BOOL_BITFIELD restrict_p : 1; + /* Whether "_Sat" was specified. */ + BOOL_BITFIELD saturating_p : 1; + /* The address space that the declaration belongs to. */ + addr_space_t address_space; }; /* The various kinds of declarators in C. */ @@ -296,6 +306,13 @@ struct c_arg_info { /* A list of non-parameter decls (notably enumeration constants) defined with the parameters. */ tree others; + /* A list of VLA sizes from the parameters. In a function + definition, these are used to ensure that side-effects in sizes + of arrays converted to pointers (such as a parameter int i[n++]) + take place; otherwise, they are ignored. */ + tree pending_sizes; + /* True when these arguments had [*]. */ + BOOL_BITFIELD had_vla_unspec : 1; }; /* A declarator. */ @@ -304,7 +321,7 @@ struct c_declarator { enum c_declarator_kind kind; /* Except for cdk_id, the contained declarator. For cdk_id, NULL. */ struct c_declarator *declarator; - location_t id_loc; /* Currently only set for cdk_id. */ + location_t id_loc; /* Currently only set for cdk_id, cdk_array. */ union { /* For identifiers, an IDENTIFIER_NODE or NULL_TREE if an abstract declarator. */ @@ -349,61 +366,27 @@ struct c_parm { struct c_declarator *declarator; }; -/* Save and restore the variables in this file and elsewhere - that keep track of the progress of compilation of the current function. - Used for nested functions. */ - -struct language_function GTY(()) -{ - struct c_language_function base; - tree x_break_label; - tree x_cont_label; - struct c_switch * GTY((skip)) x_switch_stack; - struct c_arg_info * GTY((skip)) arg_info; - int returns_value; - int returns_null; - int returns_abnormally; - int warn_about_return_type; - int extern_inline; -}; - -/* Save lists of labels used or defined in particular contexts. - Allocated on the parser obstack. */ - -struct c_label_list +/* Used when parsing an enum. Initialized by start_enum. */ +struct c_enum_contents { - /* The label at the head of the list. */ - tree label; - /* The rest of the list. */ - struct c_label_list *next; -}; - -/* Statement expression context. */ + /* While defining an enum type, this is 1 plus the last enumerator + constant value. */ + tree enum_next_value; -struct c_label_context_se -{ - /* The labels defined at this level of nesting. */ - struct c_label_list *labels_def; - /* The labels used at this level of nesting. */ - struct c_label_list *labels_used; - /* The next outermost context. */ - struct c_label_context_se *next; + /* Nonzero means that there was overflow computing enum_next_value. */ + int enum_overflow; }; -/* Context of variably modified declarations. */ - -struct c_label_context_vm -{ - /* The labels defined at this level of nesting. */ - struct c_label_list *labels_def; - /* The labels used at this level of nesting. */ - struct c_label_list *labels_used; - /* The scope of this context. Multiple contexts may be at the same - numbered scope, since each variably modified declaration starts a - new context. */ - unsigned scope; - /* The next outermost context. */ - struct c_label_context_vm *next; +/* A type of reference to a static identifier in an inline + function. */ +enum c_inline_static_type { + /* Identifier with internal linkage used in function that may be an + inline definition (i.e., file-scope static). */ + csi_internal, + /* Modifiable object with static storage duration defined in + function that may be an inline definition (i.e., local + static). */ + csi_modifiable }; @@ -414,6 +397,8 @@ extern void c_parse_init (void); extern void gen_aux_info_record (tree, int, int, int); /* in c-decl.c */ +struct c_spot_bindings; +struct c_struct_parse_info; extern struct obstack parser_obstack; extern tree c_break_label; extern tree c_cont_label; @@ -421,55 +406,61 @@ extern tree c_cont_label; extern int global_bindings_p (void); extern void push_scope (void); extern tree pop_scope (void); -extern void insert_block (tree); -extern tree pushdecl (tree); -extern void c_expand_body (tree); +extern void c_bindings_start_stmt_expr (struct c_spot_bindings *); +extern void c_bindings_end_stmt_expr (struct c_spot_bindings *); +extern void record_inline_static (location_t, tree, tree, + enum c_inline_static_type); extern void c_init_decl_processing (void); -extern void c_dup_lang_specific_decl (tree); extern void c_print_identifier (FILE *, tree, int); extern int quals_from_declspecs (const struct c_declspecs *); -extern struct c_declarator *build_array_declarator (tree, struct c_declspecs *, +extern struct c_declarator *build_array_declarator (location_t, tree, + struct c_declspecs *, bool, bool); -extern tree build_enumerator (tree, tree); -extern void check_for_loop_decls (void); +extern tree build_enumerator (location_t, struct c_enum_contents *, tree, tree); +extern tree check_for_loop_decls (location_t); extern void mark_forward_parm_decls (void); extern void declare_parm_level (void); -extern void undeclared_variable (tree, location_t); +extern void undeclared_variable (location_t, tree); +extern tree lookup_label_for_goto (location_t, tree); extern tree declare_label (tree); extern tree define_label (location_t, tree); -extern void finish_decl (tree, tree, tree); +extern struct c_spot_bindings *c_get_switch_bindings (void); +extern void c_release_switch_bindings (struct c_spot_bindings *); +extern bool c_check_switch_jump_warnings (struct c_spot_bindings *, + location_t, location_t); +extern void finish_decl (tree, location_t, tree, tree, tree); extern tree finish_enum (tree, tree, tree); extern void finish_function (void); -extern tree finish_struct (tree, tree, tree); +extern tree finish_struct (location_t, tree, tree, tree, + struct c_struct_parse_info *); extern struct c_arg_info *get_parm_info (bool); -extern tree grokfield (struct c_declarator *, struct c_declspecs *, tree); -extern tree groktypename (struct c_type_name *); +extern tree grokfield (location_t, struct c_declarator *, + struct c_declspecs *, tree, tree *); +extern tree groktypename (struct c_type_name *, tree *, bool *); extern tree grokparm (const struct c_parm *); -extern tree implicitly_declare (tree); +extern tree implicitly_declare (location_t, tree); extern void keep_next_level (void); -extern tree lookup_name (tree); extern void pending_xref_error (void); -extern void c_push_function_context (struct function *); -extern void c_pop_function_context (struct function *); +extern void c_push_function_context (void); +extern void c_pop_function_context (void); extern void push_parm_decl (const struct c_parm *); -extern tree pushdecl_top_level (tree); extern struct c_declarator *set_array_declarator_inner (struct c_declarator *, - struct c_declarator *, - bool); -extern tree builtin_function (const char *, tree, int, enum built_in_class, - const char *, tree); + struct c_declarator *); +extern tree c_builtin_function (tree); +extern tree c_builtin_function_ext_scope (tree); extern void shadow_tag (const struct c_declspecs *); extern void shadow_tag_warned (const struct c_declspecs *, int); -extern tree start_enum (tree); +extern tree start_enum (location_t, struct c_enum_contents *, tree); extern int start_function (struct c_declspecs *, struct c_declarator *, tree); extern tree start_decl (struct c_declarator *, struct c_declspecs *, bool, tree); -extern tree start_struct (enum tree_code, tree); +extern tree start_struct (location_t, enum tree_code, tree, + struct c_struct_parse_info **); extern void store_parm_decls (void); extern void store_parm_decls_from (struct c_arg_info *); extern tree xref_tag (enum tree_code, tree); -extern struct c_typespec parser_xref_tag (enum tree_code, tree); +extern struct c_typespec parser_xref_tag (location_t, enum tree_code, tree); extern int c_expand_decl (tree); extern struct c_parm *build_c_parm (struct c_declspecs *, tree, struct c_declarator *); @@ -482,20 +473,21 @@ extern struct c_declarator *make_pointer_declarator (struct c_declspecs *, struct c_declarator *); extern struct c_declspecs *build_null_declspecs (void); extern struct c_declspecs *declspecs_add_qual (struct c_declspecs *, tree); -extern struct c_declspecs *declspecs_add_type (struct c_declspecs *, +extern struct c_declspecs *declspecs_add_type (location_t, + struct c_declspecs *, struct c_typespec); extern struct c_declspecs *declspecs_add_scspec (struct c_declspecs *, tree); extern struct c_declspecs *declspecs_add_attrs (struct c_declspecs *, tree); +extern struct c_declspecs *declspecs_add_addrspace (struct c_declspecs *, + addr_space_t); extern struct c_declspecs *finish_declspecs (struct c_declspecs *); /* in c-objc-common.c */ -extern int c_disregard_inline_limits (tree); -extern int c_cannot_inline_tree_fn (tree *); extern bool c_objc_common_init (void); extern bool c_missing_noreturn_ok_p (tree); -extern tree c_objc_common_truthvalue_conversion (tree expr); -extern bool c_warn_unused_global_decl (tree); +extern bool c_warn_unused_global_decl (const_tree); extern void c_initialize_diagnostics (diagnostic_context *); +extern bool c_vla_unspec_p (tree x, tree fn); #define c_build_type_variant(TYPE, CONST_P, VOLATILE_P) \ c_build_qualified_type ((TYPE), \ @@ -503,39 +495,46 @@ extern void c_initialize_diagnostics (diagnostic_context *); ((VOLATILE_P) ? TYPE_QUAL_VOLATILE : 0)) /* in c-typeck.c */ +extern bool in_late_binary_op; extern int in_alignof; extern int in_sizeof; extern int in_typeof; extern struct c_switch *c_switch_stack; -extern struct c_label_context_se *label_context_stack_se; -extern struct c_label_context_vm *label_context_stack_vm; +extern tree c_objc_common_truthvalue_conversion (location_t, tree); extern tree require_complete_type (tree); -extern int same_translation_unit_p (tree, tree); +extern int same_translation_unit_p (const_tree, const_tree); extern int comptypes (tree, tree); +extern bool c_vla_type_p (const_tree); extern bool c_mark_addressable (tree); -extern void c_incomplete_type_error (tree, tree); +extern void c_incomplete_type_error (const_tree, const_tree); extern tree c_type_promotes_to (tree); -extern tree default_conversion (tree); +extern struct c_expr default_function_array_conversion (location_t, + struct c_expr); +extern struct c_expr default_function_array_read_conversion (location_t, + struct c_expr); +extern void mark_exp_read (tree); extern tree composite_type (tree, tree); -extern tree build_component_ref (tree, tree); -extern tree build_indirect_ref (tree, const char *); -extern tree build_array_ref (tree, tree); -extern tree build_external_ref (tree, int, location_t); +extern tree build_component_ref (location_t, tree, tree); +extern tree build_array_ref (location_t, tree, tree); +extern tree build_external_ref (location_t, tree, int, tree *); extern void pop_maybe_used (bool); -extern struct c_expr c_expr_sizeof_expr (struct c_expr); -extern struct c_expr c_expr_sizeof_type (struct c_type_name *); -extern struct c_expr parser_build_binary_op (enum tree_code, struct c_expr, +extern struct c_expr c_expr_sizeof_expr (location_t, struct c_expr); +extern struct c_expr c_expr_sizeof_type (location_t, struct c_type_name *); +extern struct c_expr parser_build_unary_op (location_t, enum tree_code, + struct c_expr); +extern struct c_expr parser_build_binary_op (location_t, + enum tree_code, struct c_expr, struct c_expr); -extern tree build_conditional_expr (tree, tree, tree); -extern tree build_compound_expr (tree, tree); -extern tree c_cast_expr (struct c_type_name *, tree); -extern tree build_c_cast (tree, tree); -extern tree build_modify_expr (tree, enum tree_code, tree); -extern void store_init_value (tree, tree); +extern tree build_conditional_expr (location_t, tree, bool, tree, tree, + tree, tree); +extern tree build_compound_expr (location_t, tree, tree); +extern tree c_cast_expr (location_t, struct c_type_name *, tree); +extern tree build_c_cast (location_t, tree, tree); +extern void store_init_value (location_t, tree, tree, tree); extern void error_init (const char *); -extern void pedwarn_init (const char *); +extern void pedwarn_init (location_t, int opt, const char *); extern void maybe_warn_string_init (tree, struct c_expr); extern void start_init (tree, tree, int); extern void finish_init (void); @@ -544,28 +543,33 @@ extern void push_init_level (int); extern struct c_expr pop_init_level (int); extern void set_init_index (tree, tree); extern void set_init_label (tree); -extern void process_init_element (struct c_expr); -extern tree build_compound_literal (tree, tree); -extern tree c_start_case (tree); +extern void process_init_element (struct c_expr, bool); +extern tree build_compound_literal (location_t, tree, tree, bool); +extern void check_compound_literal_type (location_t, struct c_type_name *); +extern tree c_start_case (location_t, location_t, tree); extern void c_finish_case (tree); -extern tree build_asm_expr (tree, tree, tree, tree, bool); +extern tree build_asm_expr (location_t, tree, tree, tree, tree, tree, bool); extern tree build_asm_stmt (tree, tree); -extern tree c_convert_parm_for_inlining (tree, tree, tree, int); extern int c_types_compatible_p (tree, tree); extern tree c_begin_compound_stmt (bool); -extern tree c_end_compound_stmt (tree, bool); +extern tree c_end_compound_stmt (location_t, tree, bool); extern void c_finish_if_stmt (location_t, tree, tree, tree, bool); extern void c_finish_loop (location_t, tree, tree, tree, tree, tree, bool); extern tree c_begin_stmt_expr (void); -extern tree c_finish_stmt_expr (tree); -extern tree c_process_expr_stmt (tree); -extern tree c_finish_expr_stmt (tree); -extern tree c_finish_return (tree); -extern tree c_finish_bc_stmt (tree *, bool); -extern tree c_finish_goto_label (tree); -extern tree c_finish_goto_ptr (tree); -extern void c_begin_vm_scope (unsigned int); -extern void c_end_vm_scope (unsigned int); +extern tree c_finish_stmt_expr (location_t, tree); +extern tree c_process_expr_stmt (location_t, tree); +extern tree c_finish_expr_stmt (location_t, tree); +extern tree c_finish_return (location_t, tree, tree); +extern tree c_finish_bc_stmt (location_t, tree *, bool); +extern tree c_finish_goto_label (location_t, tree); +extern tree c_finish_goto_ptr (location_t, tree); +extern tree c_expr_to_decl (tree, bool *, bool *); +extern tree c_begin_omp_parallel (void); +extern tree c_finish_omp_parallel (location_t, tree, tree); +extern tree c_begin_omp_task (void); +extern tree c_finish_omp_task (location_t, tree, tree); +extern tree c_finish_omp_clauses (tree); +extern tree c_build_va_arg (location_t, tree, tree); /* Set to 0 at beginning of a function definition, set to 1 if a return statement that specifies a return value is seen. */ @@ -591,9 +595,6 @@ extern int system_header_p; extern bool c_override_global_bindings_to_false; -/* True means we've initialized exception handling. */ -extern bool c_eh_initialized_p; - /* In c-decl.c */ extern void c_finish_incomplete_decl (tree); extern void c_write_global_declarations (void); @@ -601,14 +602,17 @@ extern void c_write_global_declarations (void); /* In order for the format checking to accept the C frontend diagnostic framework extensions, you must include this file before toplev.h, not after. */ -#define GCC_DIAG_STYLE __gcc_cdiag__ -#if GCC_VERSION >= 3005 +#if GCC_VERSION >= 4001 #define ATTRIBUTE_GCC_CDIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m ,n))) ATTRIBUTE_NONNULL(m) #else #define ATTRIBUTE_GCC_CDIAG(m, n) ATTRIBUTE_NONNULL(m) #endif -extern void pedwarn_c90 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2); -extern void pedwarn_c99 (const char *, ...) ATTRIBUTE_GCC_CDIAG(1,2); +extern void pedwarn_c90 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_CDIAG(3,4); +extern void pedwarn_c99 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_CDIAG(3,4); + +extern bool c_cpp_error (cpp_reader *, int, int, location_t, unsigned int, + const char *, va_list *) + ATTRIBUTE_GCC_CDIAG(6,0); #endif /* ! GCC_C_TREE_H */